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<emphasis id="B954EAA09316FFC973D5FF23CDA40B84" bold="true" box="[151,385,151,178]" italics="true" pageId="45" pageNumber="46">Bathyraja trachura</emphasis>
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<bibRefCitation id="EFB14B439316FFC972D2FF23CE1D0B87" author="Gilbert, C. H." box="[400,568,151,177]" pageId="45" pageNumber="46" pagination="539 - 566" refId="ref39579" refString="Gilbert, C. H. (1892) Descriptions of thirty-four new species of fishes collected in 1888 and 1889, principally among the Santa Barbara Islands and in the Gulf of California. Proceedings of the United States National Museum, 14 (880), 539 - 566. https: // doi. org / 10.5479 / si. 00963801.14 - 880.539" type="journal article" year="1892">Gilbert, 1892</bibRefCitation>
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<figureCitation id="131B2A379316FFC973D5FF0FCD1E0BE3" box="[151,315,187,214]" captionStart-0="FIGURE 35" captionStart-1="FIGURE 36" captionStart-2="FIGURE 37" captionStartId-0="46.[151,250,1216,1240]" captionStartId-1="48.[151,250,1298,1322]" captionStartId-2="49.[151,250,991,1015]" captionTargetBox-0="[539,1023,361,1193]" captionTargetBox-1="[473,1103,204,1251]" captionTargetBox-2="[500,1071,202,959]" captionTargetId-0="figure-93@46.[538,1049,345,1193]" captionTargetId-1="figure-24@48.[459,1129,181,1273]" captionTargetId-2="figure-17@49.[494,1094,181,967]" captionTargetPageId-0="46" captionTargetPageId-1="48" captionTargetPageId-2="49" captionText-0="FIGURE 35. Bathyraja trachura, PSRC Btra 062212-2, 805 mm TL, mature male, dorsal view, fresh. Photo by J.D.S. Knuckey. Scale bar = 100 mm." captionText-1="FIGURE 36. Bathyraja trachura, PSRC Btra 062212-2, 805 mm TL, mature male, ventral view, fresh. Photo by J.D.S. Knuckey. Scale bar = 100 mm." captionText-2="FIGURE 37. Bathyraja trachura, holotype, 457 mm TL, female, dorsal view, preserved. Photo by D.A. Ebert. Scale bar = 70 mm." figureDoi-0="http://doi.org/10.5281/zenodo.6601348" figureDoi-1="http://doi.org/10.5281/zenodo.6601350" figureDoi-2="http://doi.org/10.5281/zenodo.6601352" httpUri-0="https://zenodo.org/record/6601348/files/figure.png" httpUri-1="https://zenodo.org/record/6601350/files/figure.png" httpUri-2="https://zenodo.org/record/6601352/files/figure.png" pageId="45" pageNumber="46">Figures 3537</figureCitation>
;
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,
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<paragraph id="8B9F36B29316FFC973D5FF6BCD6E0BCF" blockId="45.[151,576,151,249]" box="[151,331,223,249]" pageId="45" pageNumber="46">Roughtail Skate</paragraph>
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<emphasis id="B954EAA09316FFC973D5FE90CD1F0A0A" box="[151,314,292,316]" italics="true" pageId="45" pageNumber="46">Raja abyssicola</emphasis>
<bibRefCitation id="EFB14B439316FFC97201FE90CE270A0D" author="Gilbert, C. H." box="[323,514,291,316]" pageId="45" pageNumber="46" pagination="539 - 566" refId="ref39579" refString="Gilbert, C. H. (1892) Descriptions of thirty-four new species of fishes collected in 1888 and 1889, principally among the Santa Barbara Islands and in the Gulf of California. Proceedings of the United States National Museum, 14 (880), 539 - 566. https: // doi. org / 10.5479 / si. 00963801.14 - 880.539" type="journal article" year="1892">Gilbert, 1892: 539</bibRefCitation>
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[Proceedings of the United States National Museum] v. 14 (no. 880).
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2923, depth 822 fathoms.
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<emphasis id="B954EAA09316FFC97385FE2BCCD90A80" box="[199,252,414,438]" italics="true" pageId="45" pageNumber="46">et al.</emphasis>
, 1930: 26
</bibRefCitation>
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(listed);
<treatmentCitation id="0A8110A39316FFC97283FE2ACED60A80" author="Schultz, L. P. &amp; DeLacy, A. C." box="[449,755,414,439]" page="368" pageId="45" pageNumber="46" year="1935">
<bibRefCitation id="EFB14B439316FFC97283FE2ACED60A80" author="Schultz, L. P. &amp; DeLacy, A. C." box="[449,755,414,439]" pageId="45" pageNumber="46" pagination="365 - 380" refId="ref43192" refString="Schultz, L. P. &amp; DeLacy, A. C. (1935) The fishes of the American northwest. A catalogue of the fishes of Washington and Oregon, with distributional records and a bibliography. Journal of the Pan-Pacific Research Institute, 10, 365 - 380." type="journal article" year="1935">Schultz &amp; DeLacy, 1935: 368</bibRefCitation>
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(range);
<treatmentCitation id="0A8110A39316FFC97010FE2AC8370A80" author="Barnhart, P. S." box="[850,1042,414,438]" page="13" pageId="45" pageNumber="46" year="1936">
<bibRefCitation id="EFB14B439316FFC97010FE2AC8370A80" author="Barnhart, P. S." box="[850,1042,414,438]" pageId="45" pageNumber="46" refId="ref36980" refString="Barnhart, P. S. (1936) Marine fishes of southern California. University of California Press, Berkeley, California 209 pp." type="book" year="1936">Barnhart, 1936: 13</bibRefCitation>
</treatmentCitation>
(compiled);
<treatmentCitation id="0A8110A39316FFC977D5FE2AC97D0A80" author="Schultz, L. P." box="[1175,1368,414,438]" page="132" pageId="45" pageNumber="46" year="1936">
<bibRefCitation id="EFB14B439316FFC977D5FE2AC97D0A80" author="Schultz, L. P." box="[1175,1368,414,438]" pageId="45" pageNumber="46" pagination="103 - 228" refId="ref43102" refString="Schultz, L. P. (1936) Keys to the fishes of Washington, Oregon and close adjoining regions. University of Washington Publications in Biology, 2 (4), 103 - 228. https: // doi. org / 10.5962 / bhl. title. 6847" type="journal article" year="1936">Schultz, 1936: 132</bibRefCitation>
</treatmentCitation>
(key); Schultz &amp; DeLacy, 1936: 214 (reference);
<treatmentCitation id="0A8110A39316FFC9713DFE09CF1A0AE3" author="Taranetz, A. Y." box="[639,831,445,469]" page="51" pageId="45" pageNumber="46" year="1937">
<bibRefCitation id="EFB14B439316FFC9713DFE09CF1A0AE3" author="Taranetz, A. Y." box="[639,831,445,469]" pageId="45" pageNumber="46" pagination="1 - 200" refId="ref44049" refString="Taranetz, A. Y. (1937) Handbook for identification of fishes of Soviet Far East and adjacent waters. Bulletins of the Pacific Science Institute, 11, 1 - 200." type="journal article" year="1937">Taranetz, 1937: 51</bibRefCitation>
</treatmentCitation>
(key);
<treatmentCitation id="0A8110A39316FFC970C9FE09C81A0AE3" author="Grinols, R. B." box="[907,1087,445,469]" page="28" pageId="45" pageNumber="46" year="1965">
<bibRefCitation id="EFB14B439316FFC970C9FE09C81A0AE3" author="Grinols, R. B." box="[907,1087,445,469]" pageId="45" pageNumber="46" refId="ref39812" refString="Grinols, R. B. (1965) Check-list of the offshore marine fishes occurring in the northeastern Pacific Ocean, principally off the coasts of British Columbia, Washington and Oregon. University of Washington, Seattle, Washington, 217 pp." type="book" year="1965">Grinols, 1965: 28</bibRefCitation>
</treatmentCitation>
(listed);
<treatmentCitation id="0A8110A39316FFC977DCFE09C9B90AE3" author="Isakson, J. S. &amp; Simenstad, C. A. &amp; Burgner, R. L." box="[1182,1436,445,469]" page="668" pageId="45" pageNumber="46" year="1971">
<bibRefCitation id="EFB14B439316FFC977DCFE09C9B90AE3" author="Isakson, J. S. &amp; Simenstad, C. A. &amp; Burgner, R. L." box="[1182,1436,445,469]" pageId="45" pageNumber="46" pagination="666 - 670" refId="ref40290" refString="Isakson, J. S., Simenstad, C. A. &amp; Burgner, R. L. (1971) Fish communities and food chains in the Amchitka area. Bioscience, 21 (12), 666 - 670. https: // doi. org / 10.2307 / 1295744" type="journal article" year="1971">
Isakson
<emphasis id="B954EAA09316FFC977B1FE0AC9020AE3" box="[1267,1319,445,469]" italics="true" pageId="45" pageNumber="46">et al.</emphasis>
, 1971: 668
</bibRefCitation>
</treatmentCitation>
(listed);
<treatmentCitation id="0A8110A39316FFC9725EFE68CE2D0AC2" author="Miller, D. J. &amp; Lea, R. N." box="[284,520,476,500]" page="44" pageId="45" pageNumber="46" year="1972">
<bibRefCitation id="EFB14B439316FFC9725EFE68CE2D0AC2" author="Miller, D. J. &amp; Lea, R. N." box="[284,520,476,500]" pageId="45" pageNumber="46" pagination="1 - 235" refId="ref41867" refString="Miller, D. J. &amp; Lea, R. N. (1972) Guide to the coastal marine fishes of California. Department of Fish and Game Fisheries Bulletin, 157 (1), 1 - 235." type="journal article" year="1972">Miller &amp; Lea, 1972: 44</bibRefCitation>
</treatmentCitation>
(description, figure, key);
<treatmentCitation id="0A8110A39316FFC9705AFE68CFDD0AC2" author="Quast, L. C. &amp; Hall, E. L." box="[792,1016,476,500]" page="4" pageId="45" pageNumber="46" year="1972">
<bibRefCitation id="EFB14B439316FFC9705AFE68CFDD0AC2" author="Quast, L. C. &amp; Hall, E. L." box="[792,1016,476,500]" pageId="45" pageNumber="46" refId="ref42600" refString="Quast, L. C. &amp; Hall, E. L. (1972) List of fishes of Alaska and adjacent waters with a guide to some of their literature. NOAA Technical Report NMFS SSRF- 658, Seattle, Washington, 47 pp." type="book" year="1972">Quast &amp; Hall, 1972: 4</bibRefCitation>
</treatmentCitation>
(listed);
<treatmentCitation id="0A8110A39316FFC97716FE68C91F0AC2" author="Robins, C. R. &amp; Bailey, R. M. &amp; Bond, C. E. &amp; Brooker, J. R. &amp; Lachner, E. A. &amp; Lea, R. N. &amp; Scott, W. B." box="[1108,1338,476,500]" page="14" pageId="45" pageNumber="46" year="1980">
<bibRefCitation id="EFB14B439316FFC97716FE68C91F0AC2" author="Robins, C. R. &amp; Bailey, R. M. &amp; Bond, C. E. &amp; Brooker, J. R. &amp; Lachner, E. A. &amp; Lea, R. N. &amp; Scott, W. B." box="[1108,1338,476,500]" pageId="45" pageNumber="46" refId="ref42825" refString="Robins, C. R., Bailey, R. M., Bond, C. E., Brooker, J. R., Lachner, E. A., Lea, R. N. &amp; Scott, W. B. (1980) A list of common and scientific names of fishes from the United States and Canada. 4 th Edition. American Fisheries Society Special Publication, Bethesda, Maryland, 174 pp." type="book" year="1980">
Robins
<emphasis id="B954EAA09316FFC977E0FE68C8F00AC2" box="[1186,1237,476,500]" italics="true" pageId="45" pageNumber="46">et al.</emphasis>
, 1980: 14
</bibRefCitation>
</treatmentCitation>
(listed).
</treatmentCitationGroup>
</paragraph>
<paragraph id="8B9F36B29316FFC973D5FE4ECE53083E" blockId="45.[151,1437,291,776]" pageId="45" pageNumber="46">
<treatmentCitationGroup id="AB30119C9316FFC973D5FE4ECE53083E" pageId="45" pageNumber="46">
<treatmentCitation id="0A8110A39316FFC973D5FE4ECE120924" author="Stehmann, M. F. W." box="[151,567,506,530]" page="53" pageId="45" pageNumber="46" year="1978">
<taxonomicName id="4C204D319316FFC973D5FE4ECE120924" ID-CoL="KXW4" authority=": Stehmann, 1978: 53" authorityName="Stehmann" authorityPageNumber="53" authorityYear="1978" box="[151,567,506,530]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="45" pageNumber="46" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA09316FFC973D5FE4ECD780924" box="[151,349,506,530]" italics="true" pageId="45" pageNumber="46">Bathyraja trachura</emphasis>
:
<bibRefCitation id="EFB14B439316FFC97228FE4ECE120924" author="Stehmann, M. F. W." box="[362,567,506,530]" pageId="45" pageNumber="46" pagination="23 - 58" refId="ref43523" refString="Stehmann, M. F. W. (1978) Raja &quot; bathyphila &quot;, eine Doppelart des Subgenus Rajella: Wiederbeschreibung von R. bathyphila Holt &amp; Byrne 1908 und Raja bigelowi spec. nov. (Pisces, Rajiformes, Rajidae). Archiv fur Fischereiwissenschaft, 29 (1 / 2), 23 - 58." type="journal article" year="1978">Stehmann, 1978: 53</bibRefCitation>
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(reference);
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<bibRefCitation id="EFB14B439316FFC971FEFE4ECFF50924" author="Eschmeyer, W. N. &amp; Herald, E. S. &amp; Hammann, H." box="[700,976,506,530]" pageId="45" pageNumber="46" refId="ref39185" refString="Eschmeyer, W. N., Herald, E. S. &amp; Hammann, H. (1983) A field guide to Pacific coast fishes of North America from the Gulf of Alaska to Baja California. Houghton Mifflin Company, Boston, Massachusetts, 336 pp." type="book" year="1983">
Eschmeyer
<emphasis id="B954EAA09316FFC97071FE4FCF420924" box="[819,871,506,530]" italics="true" pageId="45" pageNumber="46">et al.</emphasis>
, 1983: 51
</bibRefCitation>
</treatmentCitation>
, fig. 11, pl. 4 (description);
<treatmentCitation id="0A8110A39316FFC977B2FE4ECCD50907" author="Stehmann, M. F. W." page="263" pageId="45" pageNumber="46" year="1986">
<bibRefCitation id="EFB14B439316FFC977B2FE4ECCD50907" author="Stehmann, M. F. W." pageId="45" pageNumber="46" pagination="261 - 268" refId="ref43584" refString="Stehmann, M. F. W. (1986) Notes on the systematics of the rajid genus Bathyraja and its distribution in the world oceans. In: Uyeno, T., Arai, R., Taniuchi, T. &amp; Matsuura, K. (Eds.), Indo-Pacific Fish Biology: Proceedings of the Second International Conference on Indo-Pacific Fishes. Ichthyological Society of Japan, Tokyo, pp. 261 - 268." type="book chapter" year="1986">Stehmann, 1986: 263</bibRefCitation>
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;
<treatmentCitation id="0A8110A39316FFC973BEFDADCDF10907" author="McAllister, D. E." box="[252,468,537,561]" page="35" pageId="45" pageNumber="46" year="1990">
<bibRefCitation id="EFB14B439316FFC973BEFDADCDF10907" author="McAllister, D. E." box="[252,468,537,561]" pageId="45" pageNumber="46" pagination="1 - 76" refId="ref41615" refString="McAllister, D. E. (1990) A list of the fishes of Canada. National Museum of Canada Bulletin, 168, 1 - 76." type="journal article" year="1990">McAllister, 1990: 35</bibRefCitation>
</treatmentCitation>
;
<treatmentCitation id="0A8110A39316FFC972A2FDADCF840907" author="Castro-Aguirre, J. L. &amp; Espinosa Perez, H." box="[480,929,537,561]" page="27" pageId="45" pageNumber="46" year="1996">
<bibRefCitation id="EFB14B439316FFC972A2FDADCF840907" author="Castro-Aguirre, J. L. &amp; Espinosa Perez, H." box="[480,929,537,561]" pageId="45" pageNumber="46" pagination="7 - 75" refId="ref37634" refString="Castro-Aguirre, J. L. &amp; Espinosa Perez, H. (1996) VII. Catalogo sistematico de las rayas y especies afines de Mexico. (Chondrichthyes: Elasmobranchii: Rajiformes: Batoideiomorpha). Listados faunisticos de Mexico, 7, 7 - 75." type="journal article" year="1996">Castro-Aguirre &amp; Espinosa Pérez, 1996: 27</bibRefCitation>
</treatmentCitation>
(listed);
<treatmentCitation id="0A8110A39316FFC97742FDADC9630907" author="McEachran, J. D. &amp; Dunn, K. A." box="[1024,1350,537,561]" page="286" pageId="45" pageNumber="46" year="1998">
<bibRefCitation id="EFB14B439316FFC97742FDADC9630907" author="McEachran, J. D. &amp; Dunn, K. A." box="[1024,1350,537,561]" pageId="45" pageNumber="46" pagination="271 - 290" refId="ref41775" refString="McEachran, J. D. &amp; Dunn, K. A. (1998) Phylogenetic analysis of skates, a morphologically conservative clade of elasmobranchs (Chondrichthyes: Rajidae). Copeia, 1998 (2), 271 - 290. https: // doi. org / 10.2307 / 1447424" type="journal article" year="1998">McEachran &amp; Dunn, 1998: 286</bibRefCitation>
</treatmentCitation>
(listed);
<treatmentCitation id="0A8110A39316FFC97385FD8CCDBA0966" author="Dolganov, V. N." box="[199,415,568,592]" page="429" pageId="45" pageNumber="46" year="1999">
<bibRefCitation id="EFB14B439316FFC97385FD8CCDBA0966" author="Dolganov, V. N." box="[199,415,568,592]" pageId="45" pageNumber="46" pagination="428 - 430" refId="ref38294" refString="Dolganov, V. N. (1999) Geographic and bathymetric distribution of the rays family Rajidae in the seas of Russian Far East and the adjacent waters. Voprosy Ikhtiologii, 39 (3), 428 - 430." type="journal article" year="1999">Dolganov, 1999: 429</bibRefCitation>
</treatmentCitation>
;
<bibRefCitation id="EFB14B439316FFC972E8FD8CCE7C0966" author="Compagno, L. J. V." box="[426,601,568,592]" pageId="45" pageNumber="46" pagination="471 - 498" refId="ref37878" refString="Compagno, L. J. V. (1999) Checklist of living elasmobranchs. In: Hamlett, W. C. (Ed.), Sharks, skates, and rays: the biology of elasmobranch fishes. Johns Hopkins University Press, Baltimore, Maryland, pp. 471 - 498." type="book chapter" year="1999">Compagno, 1999</bibRefCitation>
(listed): 489;
<treatmentCitation id="0A8110A39316FFC971A5FD8CC82F0979" author="Sheiko, B. A. &amp; Fedorov, V. V." box="[743,1034,567,592]" page="15" pageId="45" pageNumber="46" year="2000">
<bibRefCitation id="EFB14B439316FFC971A5FD8CC82F0979" author="Sheiko, B. A. &amp; Fedorov, V. V." box="[743,1034,567,592]" pageId="45" pageNumber="46" pagination="7 - 69" refId="ref43245" refString="Sheiko, B. A. &amp; Fedorov, V. V. (2000) Part 1. Class Cephalaspidmorha, Class Chondrichthyes, Class Holocephali, Class Osteichthyes. In: Moissev, R. S. (Ed.), Catalog of the Vertebrates of Kamchatka and Adjacent Waters. Kamchatskiy Petchatniy Dvor, Petropavlovsk-Kamchatsky, pp. 7 - 69." type="book chapter" year="2000">Sheiko &amp; Fedorov, 2000: 15</bibRefCitation>
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;
<treatmentCitation id="0A8110A39316FFC97756FD8CC9620979" author="Mecklenburg, C. W. &amp; Mecklenburg, T. A. &amp; Thorsteinson, L. K." box="[1044,1351,567,592]" page="105" pageId="45" pageNumber="46" year="2002">
<bibRefCitation id="EFB14B439316FFC97756FD8CC9620979" author="Mecklenburg, C. W. &amp; Mecklenburg, T. A. &amp; Thorsteinson, L. K." box="[1044,1351,567,592]" pageId="45" pageNumber="46" refId="ref41829" refString="Mecklenburg, C. W., Mecklenburg, T. A. &amp; Thorsteinson, L. K. (2002) Fishes of Alaska. American Fisheries Society, Bethesda, Maryland, 1037 pp." type="book" year="2002">
Mecklenburg
<emphasis id="B954EAA09316FFC977E0FD8CC8F00966" box="[1186,1237,568,592]" italics="true" pageId="45" pageNumber="46">et al.</emphasis>
, 2002: 105
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(listed);
<treatmentCitation id="0A8110A39316FFC97385FDE2CD4A0958" author="Hoff, G. R." box="[199,367,598,622]" page="145" pageId="45" pageNumber="46" year="2002">
<bibRefCitation id="EFB14B439316FFC97385FDE2CD4A0958" author="Hoff, G. R." box="[199,367,598,622]" pageId="45" pageNumber="46" pagination="145 - 148" refId="ref40111" refString="Hoff, G. R. (2002) New records of the Aleutian Skate, Bathyraja aleutica from Northern California. California Fish Game, 88, 145 - 148." type="journal article" year="2002">Hoff, 2002: 145</bibRefCitation>
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;
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(description, distribution);
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Fedorov
<emphasis id="B954EAA09316FFC97093FDE3C8230958" box="[977,1030,598,622]" italics="true" pageId="45" pageNumber="46">et al.</emphasis>
, 2003: 20
</bibRefCitation>
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;
<treatmentCitation id="0A8110A39316FFC9773FFDE2C9BD0958" author="Stevenson, D. E. &amp; Orr, J. W. &amp; Hoff, G. R. &amp; McEachran, J. D." box="[1149,1432,598,622]" page="311" pageId="45" pageNumber="46" year="2004">
<bibRefCitation id="EFB14B439316FFC9773FFDE2C9BD0958" author="Stevenson, D. E. &amp; Orr, J. W. &amp; Hoff, G. R. &amp; McEachran, J. D." box="[1149,1432,598,622]" pageId="45" pageNumber="46" pagination="305 - 314" refId="ref43774" refString="Stevenson, D. E., Orr, J. W., Hoff, G. R. &amp; McEachran, J. D. (2004) Bathyraja mariposa: A new species of skate (Rajidae: Arhynchobatinae) from the Aleutian Islands. Copeia, 2004 (2), 305 - 314. https: // doi. org / 10.1643 / CI- 03 - 236 R 1" type="journal article" year="2004">
Stevenson
<emphasis id="B954EAA09316FFC977AFFDE3C9040958" box="[1261,1313,598,622]" italics="true" pageId="45" pageNumber="46">et al.</emphasis>
, 2004: 311
</bibRefCitation>
</treatmentCitation>
;
<bibRefCitation id="EFB14B439316FFC97385FDC1CD5809BB" author="Stehmann, M. F. W." box="[199,381,629,653]" pageId="45" pageNumber="46" pagination="38" refId="ref43665" refString="Stehmann, M. F. W. (2005 a) Bathyraja tunae n. sp., a new deep-water skate from the western Indian Ocean (Chondrichthyes, Rajiformes, Rajidae). Journal of Ichthyology, 45 (1), S 23 - S 38." type="journal article" year="2005">Stehmann, 2005a</bibRefCitation>
: S35;
<bibRefCitation id="EFB14B439316FFC972FFFDC1CE5109BB" author="Stehmann, M. F. W." box="[445,628,629,653]" pageId="45" pageNumber="46" pagination="57" refId="ref43716" refString="Stehmann, M. F. W. (2005 b) Bathyraja ishiharai n. sp., a new deep-water skate from the eastern Indian Ocean on the Naturalist Plateau off southwestern Australia (Elasmobranchii, Rajiformes, Rajidae). Journal of Ichthyology, 45 (1), S 39 - S 57." type="journal article" year="2005">Stehmann, 2005b</bibRefCitation>
: S53;
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<bibRefCitation id="EFB14B439316FFC971F7FDC1CFD709BB" author="Ebert, D. A. &amp; Compagno, L. J. V." box="[693,1010,629,653]" pageId="45" pageNumber="46" pagination="111 - 124" refId="ref38811" refString="Ebert, D. A. &amp; Compagno, L. J. V. (2007) Biodiversity and systematics of skates (Chondrichthyes: Rajiformes: Rajoidei). Environmental Biology of Fishes, 80 (1), 111 - 124. https: // doi. org / 10.1007 / s 10641 - 007 - 9247 - 0" type="journal article" year="2007">Ebert &amp; Compagno, 2007: 117</bibRefCitation>
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(listed);
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(egg case description);
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<bibRefCitation id="EFB14B439316FFC972C2FD20CE9C099D" author="Ruiz-Campos, G. &amp; Castro-Aguirre, J. L. &amp; Balart, E. F. &amp; Campos-Davila, L. &amp; Velez-Marin, R." box="[384,697,659,684]" pageId="45" pageNumber="46" pagination="363 - 371" refId="ref42943" refString="Ruiz-Campos, G., Castro-Aguirre, J. L., Balart, E. F., Campos-Davila, L. &amp; Velez-Marin, R. (2010) New specimens and records of chondrichthyan fishes (Vertebrata: Chondrichthyes) off the Mexican Pacific coast. Revista Mexicana de Biodiversidad, 81, 363 - 371. https: // doi. org / 10.22201 / ib. 20078706 e. 2010.002.259" type="journal article" year="2010">
Ruiz-Campos
<emphasis id="B954EAA09316FFC97150FD20CE63099A" box="[530,582,660,684]" italics="true" pageId="45" pageNumber="46">et al.</emphasis>
, 2010: 366
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(description, figure, range);
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Parin
<emphasis id="B954EAA09316FFC9775BFD20C868099A" box="[1049,1101,660,684]" italics="true" pageId="45" pageNumber="46">et al.</emphasis>
, 2014
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(listed): 34;
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(listed);
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<bibRefCitation id="EFB14B439316FFC97203FD06CE8D09FC" author="Del Moral-Flores, L. F. &amp; Morrone, J. J. &amp; Alcocer Durand, J. &amp; Espinosa Perez, H. &amp; Perez-Ponce De Leon, G." box="[321,680,690,714]" pageId="45" pageNumber="46" pagination="47 - 163" refId="ref38213" refString="Del Moral-Flores, L. F., Morrone, J. J., Alcocer Durand, J., Espinosa Perez, H. &amp; Perez-Ponce De Leon, G. (2016) Lista patron de los tiburones, rayas y quimeras (Chondrichthyes, Elasmobranchii, Holocephali) de Mexico. Arxius de Miscel-lania Zoologica, 13 (2015), 47 - 163. https: // doi. org / 10.32800 / amz. 2015.13.0047" type="journal article" year="2016">
Del Moral-Flores
<emphasis id="B954EAA09316FFC972BEFD07CE1709FC" box="[508,562,690,714]" italics="true" pageId="45" pageNumber="46">et al.</emphasis>
, 2016: 110
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(listed);
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(listed); Last
<emphasis id="B954EAA09316FFC97736FD07C88C09FC" box="[1140,1193,690,714]" italics="true" pageId="45" pageNumber="46">et al.</emphasis>
, 2016: 27, 423 (figure, listed);
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<bibRefCitation id="EFB14B439316FFC97257FD65CDD609DF" author="Ebert, D. A. &amp; Bigman, J. S. &amp; Lawson, J. M." box="[277,499,721,745]" pageId="45" pageNumber="46" refId="ref39032" refString="Ebert, D. A., Bigman, J. S. &amp; Lawson, J. M. (2017) Biodiversity, Life History, and Conservation of Northeastern Pacific Chondrichthyans. In: Larson, S. E. &amp; Lowry, D. (Eds.), Advances in Marine Biology. Vol. 77. Oxford Academic Press, Oxford, pp. 9 - 78. https: // doi. org / 10.1016 / bs. amb. 2017.07.001" type="book" year="2017">
Ebert
<emphasis id="B954EAA09316FFC97216FD66CDAC09DF" box="[340,393,721,745]" italics="true" pageId="45" pageNumber="46">et al.</emphasis>
, 2017: 21
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, 59, 68 (description, distribution, key, listed);
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<bibRefCitation id="EFB14B439316FFC97090FD65C8CB09DF" author="Dyldin, Y. V. &amp; Orlov, A. M." box="[978,1262,721,745]" pageId="45" pageNumber="46" pagination="158 - 180" refId="ref38589" refString="Dyldin, Y. V. &amp; Orlov, A. M. (2018) An annotated list of cartilaginous fishes (Chondrichthyes: Elasmobranchii, Holocephali) of the coastal waters of Sakhalin Island and the adjacent southern part of the Sea of Okhotsk. Journal of Ichthyology, 58 (2), 158 - 180. https: // doi. org / 10.1134 / S 0032945218020042" type="journal article" year="2018">Dyldin &amp; Orlov, 2018: 171</bibRefCitation>
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;
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<bibRefCitation id="EFB14B439316FFC977B8FD65CD06083E" author="Ehemann, N. R. &amp; Gonzalez-Gonzalez, L. D. V &amp; Chollet-Villalpando, J. G. &amp; De La Cruz-Aguero, J." pageId="45" pageNumber="46" pagination="17 - 39" refId="ref39120" refString="Ehemann, N. R., Gonzalez-Gonzalez, L. D. V, Chollet-Villalpando, J. G. &amp; De La Cruz-Aguero, J. (2018) Updated checklist of the extant Chondrichthyes within the Exclusive Economic Zone of Mexico. ZooKeys, 774, 17 - 39. https: // doi. org / 10.3897 / zookeys. 774.25028" type="journal article" year="2018">
Ehemann
<emphasis id="B954EAA09316FFC97620FD66C9B209DF" box="[1378,1431,721,745]" italics="true" pageId="45" pageNumber="46">et al.</emphasis>
, 2018: 24
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;
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<bibRefCitation id="EFB14B439316FFC9726CFD44CE05083E" author="Burton, E. J. &amp; Lea, R. N." box="[302,544,752,776]" pageId="45" pageNumber="46" pagination="1 - 119" refId="ref37539" refString="Burton, E. J. &amp; Lea, R. N. (2019) Annotated checklist of fishes from Monterey Bay National Marine Sanctuary with notes on extralimital species. ZooKeys, 887, 1 - 119. https: // doi. org / 10.3897 / zookeys. 887.38024" type="journal article" year="2019">Burton &amp; Lea, 2019: 33</bibRefCitation>
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(listed).
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</paragraph>
</subSubSection>
<subSubSection id="C33A65399316FFC973D5FC81CD6E0FA2" pageId="45" pageNumber="46" type="diagnosis">
<paragraph id="8B9F36B29316FFC973D5FC81CD6E0FA2" blockId="45.[151,1437,821,2036]" pageId="45" pageNumber="46">
<emphasis id="B954EAA09316FFC973D5FC81CD370879" bold="true" box="[151,274,821,847]" pageId="45" pageNumber="46">Diagnosis.</emphasis>
Moderately sized skates (
<quantity id="4CD89B579316FFC9717CFC82CEBA0866" box="[574,671,822,848]" metricMagnitude="-1" metricUnit="m" metricValue="9.1" pageId="45" pageNumber="46" unit="mm" value="910.0">910 mm</quantity>
TL), disc length (28.756.7% TL), pectorals are broadly rounded, head length short (15.024.1% TL), preorbital length short (9.013.5% TL); claspers short, tip of clasper relatively rounded, large pseudosiphon present, possesses a strong, short pseudorhipidion, not reaching the tip, V-shaped cleft, projection absent; teeth in 2736 and 2636 rows on upper and lower jaw, respectively; pectoral fin radials 81; pelvics, 23; total vertebrae 109; dorsal surface covered with rough prickles, prickles on tail are larger and more robust; thorns present on dorsal surface, mature males with alar thorns, malar thorns absent, middorsal thorns weak or absent (01); nuchal thorns small or obsolete (03); tail thorns moderate (2130); interdorsal thorns small to occasionally absent (01); dorsal coloration dark purple, brown, or grey, spiracles occasionally pale, ventral coloration a lighter grey than dorsal surface, often possessing white blotching on mouth, gills, cloaca, and scattered across the body.
</paragraph>
</subSubSection>
<subSubSection id="C33A65399316FFD77385FB29CF520AE7" lastPageId="51" lastPageNumber="52" pageId="45" pageNumber="46" type="description">
<paragraph id="8B9F36B29316FFC97385FB29CF2B0D5F" blockId="45.[151,1437,821,2036]" pageId="45" pageNumber="46">
<emphasis id="B954EAA09316FFC97385FB29CD7C0F81" bold="true" box="[199,345,1181,1207]" pageId="45" pageNumber="46">Description.</emphasis>
A moderately sized skate with a rhomboidal disc, 1.12.0 times as broad as long; anterior margin moderately concave in adult males, straight to moderately convex beside and just forward of eyes; apex broadly rounded; posterior margin slightly convex; free rear tip broadly rounded. Head length relatively short 15.024.1% TL; preorbital snout length very short 9.013.5% TL; preoral length short 8.013.5% TL. Snout tip pointed, possessing no fleshy process at apex. Eye length moderate 2.55.0% TL; interorbital width short 3.75.6% TL. Spiracles average 1.53.9% TL, oval shaped. Mouth width short 6.78.1% TL. Nasal curtain length relatively short 2.14.1% TL, width average 5.99.7% TL, its posterior margin highly fringed at the corners; anterior margin of curtain lobe-like. Interspiracular space short 4.77.9%. Internarial distance relatively long 5.18.7% TL; first gill slit length relatively long 1.82.7% TL; fifth gill slit length 0.32.9% TL; distance between gill slits moderate, distance between first gill slits 12.321.2% TL, and distance between fifth gill slits 7.713.3% TL. Upper jaw moderately well arched, possessing a symphysis; lower jaw convex. Teeth similar in both jaws; teeth unicuspid, with a strong, bluntly pointed posteriorly directed cusp; arranged in longitudinal rows; teeth relatively high in number and similar in number, upper teeth (2736) and lower teeth (2636).
</paragraph>
<paragraph id="8B9F36B29316FFC97385F9C6CF950C9A" blockId="45.[151,1437,821,2036]" pageId="45" pageNumber="46">Pelvic fins moderate overall; anterior lobe 7.410.7% TL, posterior lobe short 8.315.2% TL, and similar between sexes and maturities, inner margin deeply incised. Tail relatively moderately sized 42.761.2% TL, stout, wider at base, tapering to the first dorsal fin origin, not expanded in the middle. Lateral tail fold short, 8.617.9% TL, similar in both sexes; not obviously broader at any point along its length. Dorsal fins moderate in size and shape, first dorsal fin slightly taller than second dorsal fin, 2.03.0% TL and 1.72.7% TL, respectively; first dorsal fin slightly longer than the second dorsal fin, 3.04.0% TL and 2.73.9% TL, respectively; anterior margins of both fins concave, apices rounded; free rear tip rounded; interdorsal space absent or short 0.01.6% TL; rear tip of first dorsal fin not overlapping base of second dorsal fin. Caudal fin large, low, height 0.62.0% TL; its dorsal margin weakly concave; connected to second dorsal fin by a small membranous ridge.</paragraph>
<paragraph id="8B9F36B29316FFCA7385F802CCEC0A77" blockId="45.[151,1437,821,2036]" lastBlockId="46.[151,1436,151,321]" lastPageId="46" lastPageNumber="47" pageId="45" pageNumber="46">Dorsal surface covered with prickles and some thorns, with the prickles on the tail being larger than elsewhere; ventral surface smooth. Middorsal, nuchal, interdorsal, and tail thorns present, males with a well-developed set of alar thorns; malar thorns absent; thorns vary in size, from very weakly to moderately well-developed. Middorsal thorns absent or weakly developed (01); nuchal thorns absent or weakly developed (03); tail thorns moderate in size (2130); interdorsal thorns weakly developed and occasionally absent (01). Thorns in a single, non-continuous row; no multiple rows of thorns on body. Alar thorn patches possess 46 rows and 2023 columns on both pectoral fins.</paragraph>
<caption id="DF5F663A9315FFCA73D5FB74CD4E0FCA" ID-DOI="http://doi.org/10.5281/zenodo.6601348" ID-Zenodo-Dep="6601348" httpUri="https://zenodo.org/record/6601348/files/figure.png" pageId="46" pageNumber="47" startId="46.[151,250,1216,1240]" targetBox="[539,1023,361,1193]" targetPageId="46">
<paragraph id="8B9F36B29315FFCA73D5FB74CD4E0FCA" blockId="46.[151,1437,1216,1277]" pageId="46" pageNumber="47">
<emphasis id="B954EAA09315FFCA73D5FB74CD3A0FEF" bold="true" box="[151,287,1216,1241]" pageId="46" pageNumber="47">FIGURE 35.</emphasis>
<taxonomicName id="4C204D319315FFCA7266FB75CE470FEE" authority=", PSRC Btra" authorityName="PSRC Btra" box="[292,610,1217,1241]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="46" pageNumber="47" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA09315FFCA7266FB75CDC20FEF" box="[292,487,1217,1241]" italics="true" pageId="46" pageNumber="47">Bathyraja trachura</emphasis>
, PSRC Btra
</taxonomicName>
062212-2, 805 mm TL, mature male, dorsal view, fresh. Photo by J.D.S. Knuckey. Scale bar = 100 mm.
</paragraph>
</caption>
<caption id="DF5F663A9315FFCA73D5FA98C87F0E73" ID-Table-UUID="DF5F663A9315FFCA73D5FA98C87F0E73" box="[151,1114,1324,1349]" httpUri="http://table.plazi.org/id/DF5F663A9315FFCA73D5FA98C87F0E73" pageId="46" pageNumber="47" startId="46.[151,239,1324,1348]" targetBox="[163,946,1372,1958]" targetIsTable="true" targetPageId="46">
<paragraph id="8B9F36B29315FFCA73D5FA98C87F0E73" blockId="46.[151,1114,1324,1349]" box="[151,1114,1324,1349]" pageId="46" pageNumber="47">
<emphasis id="B954EAA09315FFCA73D5FA98CD2F0E73" bold="true" box="[151,266,1324,1349]" pageId="46" pageNumber="47">TABLE 7.</emphasis>
Morphometrics for
<taxonomicName id="4C204D319315FFCA72A0FA99CE950E73" box="[482,688,1325,1349]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="46" pageNumber="47" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA09315FFCA72A0FA99CE950E73" box="[482,688,1325,1349]" italics="true" pageId="46" pageNumber="47">Bathyraja trachura</emphasis>
</taxonomicName>
expressed as % of total length (n = 19).
</paragraph>
</caption>
<paragraph id="8B9F36B29315FFCA73E1FAE8CF800C90" pageId="46" pageNumber="47">
<table id="F920C4129315001B73E1FAE8CF970C90" box="[163,946,1372,1958]" colsContinueIn="47.[163,946,211,1875]" gridcols="2" gridrows="13" pageId="46" pageNumber="47">
<tr id="351034F09315001B73E1FAE8CF970E42" box="[163,946,1372,1396]" gridrow="0" pageId="46" pageNumber="47">
<th id="76C15D8C9315001B73E1FAE8CE760E42" box="[163,595,1372,1396]" gridcol="0" gridrow="0" pageId="46" pageNumber="47">Total length (mm)</th>
<th id="76C15D8C9315001B700FFAE8CF970E42" box="[845,946,1372,1396]" gridcol="1" gridrow="0" pageId="46" pageNumber="47">294899</th>
</tr>
<tr id="351034F09315001B73E1FA3ECF970E95" box="[163,946,1418,1443]" gridrow="1" pageId="46" pageNumber="47">
<td id="76C15D8C9315001B73E1FA3ECE760E95" box="[163,595,1418,1443]" gridcol="0" gridrow="1" pageId="46" pageNumber="47">Disc length (%)</td>
<td id="76C15D8C9315001B700FFA3ECF970E95" box="[845,946,1418,1443]" gridcol="1" gridrow="1" pageId="46" pageNumber="47">28.756.7</td>
</tr>
<tr id="351034F09315001B73E1FA0DCF970EE7" box="[163,946,1465,1489]" gridrow="2" pageId="46" pageNumber="47">
<td id="76C15D8C9315001B73E1FA0DCE760EE7" box="[163,595,1465,1489]" gridcol="0" gridrow="2" pageId="46" pageNumber="47">Disc width</td>
<td id="76C15D8C9315001B700FFA0DCF970EE7" box="[845,946,1465,1489]" gridcol="1" gridrow="2" pageId="46" pageNumber="47">47.368.7</td>
</tr>
<tr id="351034F09315001B73E1FA5CCF970D36" box="[163,946,1512,1536]" gridrow="3" pageId="46" pageNumber="47">
<td id="76C15D8C9315001B73E1FA5CCE760D36" box="[163,595,1512,1536]" gridcol="0" gridrow="3" pageId="46" pageNumber="47">Anterior disc length</td>
<td id="76C15D8C9315001B700FFA5CCF970D36" box="[845,946,1512,1536]" gridcol="1" gridrow="3" pageId="46" pageNumber="47">32.849.3</td>
</tr>
<tr id="351034F09315001B73E1F9A3CF970D19" box="[163,946,1559,1583]" gridrow="4" pageId="46" pageNumber="47">
<td id="76C15D8C9315001B73E1F9A3CE760D19" box="[163,595,1559,1583]" gridcol="0" gridrow="4" pageId="46" pageNumber="47">Anterior anterior disc length (males only)</td>
<td id="76C15D8C9315001B700FF9A3CF970D19" box="[845,946,1559,1583]" gridcol="1" gridrow="4" pageId="46" pageNumber="47">20.025.3</td>
</tr>
<tr id="351034F09315001B73E1F9F2CF970D68" box="[163,946,1606,1630]" gridrow="5" pageId="46" pageNumber="47">
<td id="76C15D8C9315001B73E1F9F2CE760D68" box="[163,595,1606,1630]" gridcol="0" gridrow="5" pageId="46" pageNumber="47">Anterior posterior disc length (males only)</td>
<td id="76C15D8C9315001B700FF9F2CF970D68" box="[845,946,1606,1630]" gridcol="1" gridrow="5" pageId="46" pageNumber="47">12.821.4</td>
</tr>
<tr id="351034F09315001B73E1F9C1CF970DBB" box="[163,946,1653,1677]" gridrow="6" pageId="46" pageNumber="47">
<td id="76C15D8C9315001B73E1F9C1CE760DBB" box="[163,595,1653,1677]" gridcol="0" gridrow="6" pageId="46" pageNumber="47">Posterior disc length</td>
<td id="76C15D8C9315001B700FF9C1CF970DBB" box="[845,946,1653,1677]" gridcol="1" gridrow="6" pageId="46" pageNumber="47">20.734.0</td>
</tr>
<tr id="351034F09315001B73E1F910CF970D8A" box="[163,946,1700,1724]" gridrow="7" pageId="46" pageNumber="47">
<td id="76C15D8C9315001B73E1F910CE760D8A" box="[163,595,1700,1724]" gridcol="0" gridrow="7" pageId="46" pageNumber="47">Inner disc length</td>
<td id="76C15D8C9315001B700FF910CF970D8A" box="[845,946,1700,1724]" gridcol="1" gridrow="7" pageId="46" pageNumber="47">4.910.4</td>
</tr>
<tr id="351034F09315001B73E1F966CF970DDC" box="[163,946,1746,1770]" gridrow="8" pageId="46" pageNumber="47">
<td id="76C15D8C9315001B73E1F966CE760DDC" box="[163,595,1746,1770]" gridcol="0" gridrow="8" pageId="46" pageNumber="47">Disc base length</td>
<td id="76C15D8C9315001B700FF966CF970DDC" box="[845,946,1746,1770]" gridcol="1" gridrow="8" pageId="46" pageNumber="47">9.515.0</td>
</tr>
<tr id="351034F09315001B73E1F8B5CF970C2C" box="[163,946,1793,1818]" gridrow="9" pageId="46" pageNumber="47">
<td id="76C15D8C9315001B73E1F8B5CE760C2C" box="[163,595,1793,1818]" gridcol="0" gridrow="9" pageId="46" pageNumber="47">Snout to maximum disc width</td>
<td id="76C15D8C9315001B700FF8B5CF970C2C" box="[845,946,1793,1818]" gridcol="1" gridrow="9" pageId="46" pageNumber="47">22.535.4</td>
</tr>
<tr id="351034F09315001B73E1F884CF970C7E" box="[163,946,1840,1864]" gridrow="10" pageId="46" pageNumber="47">
<td id="76C15D8C9315001B73E1F884CE760C7E" box="[163,595,1840,1864]" gridcol="0" gridrow="10" pageId="46" pageNumber="47">Head length</td>
<td id="76C15D8C9315001B700FF884CF970C7E" box="[845,946,1840,1864]" gridcol="1" gridrow="10" pageId="46" pageNumber="47">14.924.1</td>
</tr>
<tr id="351034F09315001B73E1F8EBCF970C41" box="[163,946,1887,1911]" gridrow="11" pageId="46" pageNumber="47">
<td id="76C15D8C9315001B73E1F8EBCE760C41" box="[163,595,1887,1911]" gridcol="0" gridrow="11" pageId="46" pageNumber="47">Preorbital snout length</td>
<td id="76C15D8C9315001B700FF8EBCF970C41" box="[845,946,1887,1911]" gridcol="1" gridrow="11" pageId="46" pageNumber="47">9.013.5</td>
</tr>
<tr id="351034F09315001B73E1F83ACF970C90" box="[163,946,1934,1958]" gridrow="12" pageId="46" pageNumber="47">
<td id="76C15D8C9315001B73E1F83ACE760C90" box="[163,595,1934,1958]" gridcol="0" gridrow="12" pageId="46" pageNumber="47">Eye length</td>
<td id="76C15D8C9315001B700FF83ACF970C90" box="[845,946,1934,1958]" gridcol="1" gridrow="12" pageId="46" pageNumber="47">2.55.0</td>
</tr>
</table>
</paragraph>
<paragraph id="8B9F36B29315FFCA7716F80DC9B40CE6" blockId="46.[1108,1425,1977,2001]" box="[1108,1425,1977,2001]" pageId="46" pageNumber="47">
<emphasis id="B954EAA09315FFCA7716F80DC9B40CE6" box="[1108,1425,1977,2001]" italics="true" pageId="46" pageNumber="47">
<tableNote id="76C6373C9315FFCA7716F80DC9B40CE6" box="[1108,1425,1977,2001]" pageId="46" pageNumber="47">......Continued on the next page</tableNote>
</emphasis>
</paragraph>
<paragraph id="8B9F36B29314FFCB73E1FF17CD810B8A" blockId="47.[163,420,163,188]" box="[163,420,163,188]" pageId="47" pageNumber="48">
<tableNote id="76C6373C9314FFCB73E1FF17CD810B8A" box="[163,420,163,188]" pageId="47" pageNumber="48">
<emphasis id="B954EAA09314FFCB73E1FF17CD300B8A" bold="true" box="[163,277,163,188]" pageId="47" pageNumber="48">TABLE 7.</emphasis>
(Continued)
</tableNote>
</paragraph>
<paragraph id="8B9F36B29314FFCB73E1FF67CF970C65" pageId="47" pageNumber="48">
<table id="F920C4129314001B73E1FF67CF970C65" box="[163,946,211,1875]" colsContinueFrom="46.[163,946,1372,1958]" gridcols="2" gridrows="36" pageId="47" pageNumber="48">
<tr id="351034F09314001B73E1FF67CF970BDD" box="[163,946,211,235]" gridrow="0" pageId="47" pageNumber="48">
<th id="76C15D8C9314001B73E1FF67CDF80BDD" box="[163,477,211,235]" gridcol="0" gridrow="0" pageId="47" pageNumber="48">Interorbital width</th>
<th id="76C15D8C9314001B700FFF67CF970BDD" box="[845,946,211,235]" gridcol="1" gridrow="0" pageId="47" pageNumber="48">3.75.6</th>
</tr>
<tr id="351034F09314001B73E1FEB6CF970A2C" box="[163,946,258,282]" gridrow="1" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FEB6CDF80A2C" box="[163,477,258,282]" gridcol="0" gridrow="1" pageId="47" pageNumber="48">Spiracle length</td>
<td id="76C15D8C9314001B700FFEB6CF970A2C" box="[845,946,258,282]" gridcol="1" gridrow="1" pageId="47" pageNumber="48">1.53.9</td>
</tr>
<tr id="351034F09314001B73E1FE85CF970A7F" box="[163,946,305,329]" gridrow="2" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FE85CDF80A7F" box="[163,477,305,329]" gridcol="0" gridrow="2" pageId="47" pageNumber="48">Interspiracular width</td>
<td id="76C15D8C9314001B700FFE85CF970A7F" box="[845,946,305,329]" gridcol="1" gridrow="2" pageId="47" pageNumber="48">4.77.9</td>
</tr>
<tr id="351034F09314001B73E1FED4CF970A4E" box="[163,946,352,376]" gridrow="3" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FED4CDF80A4E" box="[163,477,352,376]" gridcol="0" gridrow="3" pageId="47" pageNumber="48">D1 origin to tail tip</td>
<td id="76C15D8C9314001B700FFED4CF970A4E" box="[845,946,352,376]" gridcol="1" gridrow="3" pageId="47" pageNumber="48">7.513.6</td>
</tr>
<tr id="351034F09314001B73E1FE3BCF970A91" box="[163,946,399,423]" gridrow="4" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FE3BCDF80A91" box="[163,477,399,423]" gridcol="0" gridrow="4" pageId="47" pageNumber="48">D1 base length</td>
<td id="76C15D8C9314001B700FFE3BCF970A91" box="[845,946,399,423]" gridcol="1" gridrow="4" pageId="47" pageNumber="48">3.05.0</td>
</tr>
<tr id="351034F09314001B73E1FE09CF970AE0" box="[163,946,445,470]" gridrow="5" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FE09CDF80AE0" box="[163,477,445,470]" gridcol="0" gridrow="5" pageId="47" pageNumber="48">D1 vertical height</td>
<td id="76C15D8C9314001B700FFE09CF970AE0" box="[845,946,445,470]" gridcol="1" gridrow="5" pageId="47" pageNumber="48">2.03.0</td>
</tr>
<tr id="351034F09314001B73E1FE58CF970933" box="[163,946,492,517]" gridrow="6" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FE58CDF80933" box="[163,477,492,517]" gridcol="0" gridrow="6" pageId="47" pageNumber="48">D2 base length</td>
<td id="76C15D8C9314001B700FFE58CF970933" box="[845,946,492,517]" gridcol="1" gridrow="6" pageId="47" pageNumber="48">2.75.0</td>
</tr>
<tr id="351034F09314001B73E1FDAFCF970905" box="[163,946,539,563]" gridrow="7" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FDAFCDF80905" box="[163,477,539,563]" gridcol="0" gridrow="7" pageId="47" pageNumber="48">D2 vertical height</td>
<td id="76C15D8C9314001B700FFDAFCF970905" box="[845,946,539,563]" gridcol="1" gridrow="7" pageId="47" pageNumber="48">1.73.4</td>
</tr>
<tr id="351034F09314001B73E1FDFECF970954" box="[163,946,586,610]" gridrow="8" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FDFECDF80954" box="[163,477,586,610]" gridcol="0" gridrow="8" pageId="47" pageNumber="48">Interdorsal space</td>
<td id="76C15D8C9314001B700FFDFECF970954" box="[845,946,586,610]" gridcol="1" gridrow="8" pageId="47" pageNumber="48">0.02.8</td>
</tr>
<tr id="351034F09314001B73E1FDCDCF9709A7" box="[163,946,633,657]" gridrow="9" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FDCDCDF809A7" box="[163,477,633,657]" gridcol="0" gridrow="9" pageId="47" pageNumber="48">Caudal base length</td>
<td id="76C15D8C9314001B700FFDCDCF9709A7" box="[845,946,633,657]" gridcol="1" gridrow="9" pageId="47" pageNumber="48">2.34.5</td>
</tr>
<tr id="351034F09314001B73E1FD1CCF9709F6" box="[163,946,680,704]" gridrow="10" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FD1CCDF809F6" box="[163,477,680,704]" gridcol="0" gridrow="10" pageId="47" pageNumber="48">Caudal vertical height</td>
<td id="76C15D8C9314001B700FFD1CCF9709F6" box="[845,946,680,704]" gridcol="1" gridrow="10" pageId="47" pageNumber="48">0.62.1</td>
</tr>
<tr id="351034F09314001B73E1FD63CF9709D9" box="[163,946,727,751]" gridrow="11" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FD63CDF809D9" box="[163,477,727,751]" gridcol="0" gridrow="11" pageId="47" pageNumber="48">Lateral tail fold length</td>
<td id="76C15D8C9314001B700FFD63CF9709D9" box="[845,946,727,751]" gridcol="1" gridrow="11" pageId="47" pageNumber="48">8.617.4</td>
</tr>
<tr id="351034F09314001B73E1FCB1CF970828" box="[163,946,773,798]" gridrow="12" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FCB1CDF80828" box="[163,477,773,798]" gridcol="0" gridrow="12" pageId="47" pageNumber="48">Preoral snout length</td>
<td id="76C15D8C9314001B700FFCB1CF970828" box="[845,946,773,798]" gridcol="1" gridrow="12" pageId="47" pageNumber="48">8.013.5</td>
</tr>
<tr id="351034F09314001B73E1FC80CF97087A" box="[163,946,820,844]" gridrow="13" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FC80CDF8087A" box="[163,477,820,844]" gridcol="0" gridrow="13" pageId="47" pageNumber="48">Mouth width</td>
<td id="76C15D8C9314001B700FFC80CF97087A" box="[845,946,820,844]" gridcol="1" gridrow="13" pageId="47" pageNumber="48">6.78.1</td>
</tr>
<tr id="351034F09314001B73E1FCD7CF97084D" box="[163,946,867,891]" gridrow="14" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FCD7CDF8084D" box="[163,477,867,891]" gridcol="0" gridrow="14" pageId="47" pageNumber="48">Prenarial snout length</td>
<td id="76C15D8C9314001B700FFCD7CF97084D" box="[845,946,867,891]" gridcol="1" gridrow="14" pageId="47" pageNumber="48">6.212.6</td>
</tr>
<tr id="351034F09314001B73E1FC26CF97089C" box="[163,946,914,938]" gridrow="15" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FC26CDF8089C" box="[163,477,914,938]" gridcol="0" gridrow="15" pageId="47" pageNumber="48">Internarial width</td>
<td id="76C15D8C9314001B700FFC26CF97089C" box="[845,946,914,938]" gridcol="1" gridrow="15" pageId="47" pageNumber="48">5.18.7</td>
</tr>
<tr id="351034F09314001B73E1FC75CF9708EF" box="[163,946,961,985]" gridrow="16" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FC75CDF808EF" box="[163,477,961,985]" gridcol="0" gridrow="16" pageId="47" pageNumber="48">Nasal curtain length</td>
<td id="76C15D8C9314001B700FFC75CF9708EF" box="[845,946,961,985]" gridcol="1" gridrow="16" pageId="47" pageNumber="48">2.14.1</td>
</tr>
<tr id="351034F09314001B73E1FC44CF970F3E" box="[163,946,1008,1032]" gridrow="17" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FC44CDF80F3E" box="[163,477,1008,1032]" gridcol="0" gridrow="17" pageId="47" pageNumber="48">Nasal curtain width</td>
<td id="76C15D8C9314001B700FFC44CF970F3E" box="[845,946,1008,1032]" gridcol="1" gridrow="17" pageId="47" pageNumber="48">5.99.7</td>
</tr>
<tr id="351034F09314001B73E1FBABCF970F01" box="[163,946,1055,1079]" gridrow="18" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FBABCDF80F01" box="[163,477,1055,1079]" gridcol="0" gridrow="18" pageId="47" pageNumber="48">Snout to 1st gill slit</td>
<td id="76C15D8C9314001B700FFBABCF970F01" box="[845,946,1055,1079]" gridcol="1" gridrow="18" pageId="47" pageNumber="48">15.220.7</td>
</tr>
<tr id="351034F09314001B73E1FBF9CF970F50" box="[163,946,1101,1126]" gridrow="19" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FBF9CDF80F50" box="[163,477,1101,1126]" gridcol="0" gridrow="19" pageId="47" pageNumber="48">Snout to 5th gill slit</td>
<td id="76C15D8C9314001B700FFBF9CF970F50" box="[845,946,1101,1126]" gridcol="1" gridrow="19" pageId="47" pageNumber="48">22.629.3</td>
</tr>
<tr id="351034F09314001B73E1FBC8CF970FA3" box="[163,946,1148,1173]" gridrow="20" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FBC8CDF80FA3" box="[163,477,1148,1173]" gridcol="0" gridrow="20" pageId="47" pageNumber="48">1st gill slit length</td>
<td id="76C15D8C9314001B700FFBC8CF970FA3" box="[845,946,1148,1173]" gridcol="1" gridrow="20" pageId="47" pageNumber="48">1.42.7</td>
</tr>
<tr id="351034F09314001B73E1FB1FCF970FF2" box="[163,946,1195,1220]" gridrow="21" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FB1FCDF80FF2" box="[163,477,1195,1220]" gridcol="0" gridrow="21" pageId="47" pageNumber="48">2nd gill slit length</td>
<td id="76C15D8C9314001B700FFB1FCF970FF2" box="[845,946,1195,1220]" gridcol="1" gridrow="21" pageId="47" pageNumber="48">1.13.3</td>
</tr>
<tr id="351034F09314001B73E1FB6ECF970FC4" box="[163,946,1242,1266]" gridrow="22" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FB6ECDF80FC4" box="[163,477,1242,1266]" gridcol="0" gridrow="22" pageId="47" pageNumber="48">3rd gill slit length</td>
<td id="76C15D8C9314001B700FFB6ECF970FC4" box="[845,946,1242,1266]" gridcol="1" gridrow="22" pageId="47" pageNumber="48">1.13.3</td>
</tr>
<tr id="351034F09314001B73E1FABDCF970E17" box="[163,946,1289,1313]" gridrow="23" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FABDCDF80E17" box="[163,477,1289,1313]" gridcol="0" gridrow="23" pageId="47" pageNumber="48">4th gill slit length</td>
<td id="76C15D8C9314001B700FFABDCF970E17" box="[845,946,1289,1313]" gridcol="1" gridrow="23" pageId="47" pageNumber="48">1.13.3</td>
</tr>
<tr id="351034F09314001B73E1FA8CCF970E66" box="[163,946,1336,1360]" gridrow="24" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FA8CCDF80E66" box="[163,477,1336,1360]" gridcol="0" gridrow="24" pageId="47" pageNumber="48">5th gill slit length</td>
<td id="76C15D8C9314001B700FFA8CCF970E66" box="[845,946,1336,1360]" gridcol="1" gridrow="24" pageId="47" pageNumber="48">0.32.5</td>
</tr>
<tr id="351034F09314001B73E1FAD3CF970E49" box="[163,946,1383,1407]" gridrow="25" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FAD3CDF80E49" box="[163,477,1383,1407]" gridcol="0" gridrow="25" pageId="47" pageNumber="48">Space between the 1st gill slits</td>
<td id="76C15D8C9314001B700FFAD3CF970E49" box="[845,946,1383,1407]" gridcol="1" gridrow="25" pageId="47" pageNumber="48">12.321.2</td>
</tr>
<tr id="351034F09314001B73E1FA22CF970E98" box="[163,946,1430,1454]" gridrow="26" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FA22CDF80E98" box="[163,477,1430,1454]" gridcol="0" gridrow="26" pageId="47" pageNumber="48">Space between the 5th gill slits</td>
<td id="76C15D8C9314001B700FFA22CF970E98" box="[845,946,1430,1454]" gridcol="1" gridrow="26" pageId="47" pageNumber="48">7.713.3</td>
</tr>
<tr id="351034F09314001B73E1FA71CF970EEB" box="[163,946,1477,1501]" gridrow="27" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FA71CDF80EEB" box="[163,477,1477,1501]" gridcol="0" gridrow="27" pageId="47" pageNumber="48">Pelvic length</td>
<td id="76C15D8C9314001B700FFA71CF970EEB" box="[845,946,1477,1501]" gridcol="1" gridrow="27" pageId="47" pageNumber="48">12.118.9</td>
</tr>
<tr id="351034F09314001B73E1FA47CF970D3D" box="[163,946,1523,1547]" gridrow="28" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1FA47CDF80D3D" box="[163,477,1523,1547]" gridcol="0" gridrow="28" pageId="47" pageNumber="48">Pelvic posterior lobe length</td>
<td id="76C15D8C9314001B700FFA47CF970D3D" box="[845,946,1523,1547]" gridcol="1" gridrow="28" pageId="47" pageNumber="48">8.315.2</td>
</tr>
<tr id="351034F09314001B73E1F996CF970D0C" box="[163,946,1570,1594]" gridrow="29" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1F996CDF80D0C" box="[163,477,1570,1594]" gridcol="0" gridrow="29" pageId="47" pageNumber="48">Pelvic anterior lobe length</td>
<td id="76C15D8C9314001B700FF996CF970D0C" box="[845,946,1570,1594]" gridcol="1" gridrow="29" pageId="47" pageNumber="48">7.410.7</td>
</tr>
<tr id="351034F09314001B73E1F9E5CF970D5F" box="[163,946,1617,1641]" gridrow="30" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1F9E5CDF80D5F" box="[163,477,1617,1641]" gridcol="0" gridrow="30" pageId="47" pageNumber="48">Inner anterior lobe length</td>
<td id="76C15D8C9314001B700FF9E5CF970D5F" box="[845,946,1617,1641]" gridcol="1" gridrow="30" pageId="47" pageNumber="48">4.610.5</td>
</tr>
<tr id="351034F09314001B73E1F934CF970DAE" box="[163,946,1664,1688]" gridrow="31" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1F934CDF80DAE" box="[163,477,1664,1688]" gridcol="0" gridrow="31" pageId="47" pageNumber="48">Clasper inner length</td>
<td id="76C15D8C9314001B700FF934CF970DAE" box="[845,946,1664,1688]" gridcol="1" gridrow="31" pageId="47" pageNumber="48">4.428.8</td>
</tr>
<tr id="351034F09314001B73E1F91BCF970DF1" box="[163,946,1711,1735]" gridrow="32" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1F91BCDF80DF1" box="[163,477,1711,1735]" gridcol="0" gridrow="32" pageId="47" pageNumber="48">Clasper outer length</td>
<td id="76C15D8C9314001B700FF91BCF970DF1" box="[845,946,1711,1735]" gridcol="1" gridrow="32" pageId="47" pageNumber="48">3.017.6</td>
</tr>
<tr id="351034F09314001B73E1F96ACF970DC0" box="[163,946,1758,1782]" gridrow="33" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1F96ACDF80DC0" box="[163,477,1758,1782]" gridcol="0" gridrow="33" pageId="47" pageNumber="48">Clasper base length</td>
<td id="76C15D8C9314001B700FF96ACF970DC0" box="[845,946,1758,1782]" gridcol="1" gridrow="33" pageId="47" pageNumber="48">0.82.5</td>
</tr>
<tr id="351034F09314001B73E1F8B9CF970C13" box="[163,946,1805,1829]" gridrow="34" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1F8B9CDF80C13" box="[163,477,1805,1829]" gridcol="0" gridrow="34" pageId="47" pageNumber="48">Precaudal length</td>
<td id="76C15D8C9314001B700FF8B9CF970C13" box="[845,946,1805,1829]" gridcol="1" gridrow="34" pageId="47" pageNumber="48">67.698.4</td>
</tr>
<tr id="351034F09314001B73E1F88FCF970C65" box="[163,946,1851,1875]" gridrow="35" pageId="47" pageNumber="48">
<td id="76C15D8C9314001B73E1F88FCDF80C65" box="[163,477,1851,1875]" gridcol="0" gridrow="35" pageId="47" pageNumber="48">Tail length</td>
<td id="76C15D8C9314001B700FF88FCF970C65" box="[845,946,1851,1875]" gridcol="1" gridrow="35" pageId="47" pageNumber="48">42.761.2</td>
</tr>
</table>
</paragraph>
<caption id="DF5F663A930BFFD473D5FAA6CDAB0E78" ID-DOI="http://doi.org/10.5281/zenodo.6601350" ID-Zenodo-Dep="6601350" httpUri="https://zenodo.org/record/6601350/files/figure.png" pageId="48" pageNumber="49" startId="48.[151,250,1298,1322]" targetBox="[473,1103,204,1251]" targetPageId="48">
<paragraph id="8B9F36B2930BFFD473D5FAA6CDAB0E78" blockId="48.[151,1436,1298,1359]" pageId="48" pageNumber="49">
<emphasis id="B954EAA0930BFFD473D5FAA6CD050E1C" bold="true" box="[151,288,1298,1322]" pageId="48" pageNumber="49">FIGURE 36.</emphasis>
<taxonomicName id="4C204D31930BFFD47267FAA6CE400E1C" authority=", PSRC Btra" authorityName="PSRC Btra" box="[293,613,1298,1322]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="48" pageNumber="49" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930BFFD47267FAA6CDCC0E1C" box="[293,489,1298,1322]" italics="true" pageId="48" pageNumber="49">Bathyraja trachura</emphasis>
, PSRC Btra
</taxonomicName>
062212-2, 805 mm TL, mature male, ventral view, fresh. Photo by J.D.S. Knuckey. Scale bar = 100 mm.
</paragraph>
</caption>
<paragraph id="8B9F36B2930BFFD47385FAC9CCDF0D10" blockId="48.[151,1437,1404,2007]" pageId="48" pageNumber="49">
Mature claspers short and robust, base length 1.92.5% TL, inner length 19.125.7% TL, tip of clasper bulbous and relatively rounded (
<figureCitation id="131B2A37930BFFD472E0FA14CE310E8D" box="[418,532,1440,1467]" captionStart="FIGURE 38" captionStartId="49.[151,250,1971,1995]" captionTargetBox="[637,959,1111,1941]" captionTargetId="figure-44@49.[620,967,1111,1947]" captionTargetPageId="49" captionText="FIGURE 38. Components of the clasper for Bathyraja trachura, Btra 030613-2, 899 mm TL, mature male. CL- cleft, PJ- projection, PR- pseudorhipidion, PS- pseudosiphon. Photo by J.D.S. Knuckey." figureDoi="http://doi.org/10.5281/zenodo.6601354" httpUri="https://zenodo.org/record/6601354/files/figure.png" pageId="48" pageNumber="49">Figure 38</figureCitation>
). Clasper inner length 41.744.7% of tail length; a large pseudosiphon is present near the outer lateral edge of dorsal lobe, its length 33.0% of the length of the clasper; inner surface of dorsal lobe with robust, shortened pseudorhipidion that does not reach the tip of the clasper; V-shaped cleft; projection absent from tip.
</paragraph>
<paragraph id="8B9F36B2930BFFD47385F984C8C20DEC" blockId="48.[151,1437,1404,2007]" pageId="48" pageNumber="49">Clasper skeleton consists of 3 dorsal terminal, 1 accessory terminal, ventral terminal and axial cartilages; dorsal terminal 1 large and rectangular, covering almost the entire dorsal surface, curved around clasper onto the ventral side and united with ventral terminal; dorsal terminal 1 forms the pseudosiphon externally; tip of dorsal marginal is pointed, forming the relatively short pseudorhipidion externally; accessory terminal 1 narrow and does not form a sentinel externally; tip of the ventral marginal is pointed and does not form a projection externally.</paragraph>
<paragraph id="8B9F36B2930BFFD47385F950CCE10C71" blockId="48.[151,1437,1404,2007]" pageId="48" pageNumber="49">
Dermal denticles possess 4 points to the base; very well-developed on the posterior third of the dorsal surface; denticles on both the first dorsal fin and the head stout, curved towards posterior, found in low densities (
<figureCitation id="131B2A37930BFFD47613F8BCCC920C71" captionStart="FIGURE 39" captionStartId="51.[151,250,1950,1974]" captionTargetBox="[505,1081,1040,1917]" captionTargetId="figure-408@51.[492,1095,1029,1927]" captionTargetPageId="51" captionText="FIGURE 39. Scanning electron microscope images of the dermal denticles of Bathyraja trachura, Btra 030613-2, 899 mm TL, mature male, from A. the first dorsal fin and B. the head region, behind the eyes. Photos by Justin Cordova (MLML)." figureDoi="http://doi.org/10.5281/zenodo.6601356" httpUri="https://zenodo.org/record/6601356/files/figure.png" pageId="48" pageNumber="49">Figure 39</figureCitation>
).
</paragraph>
<paragraph id="8B9F36B2930BFFD47385F8E4C8B70CE1" blockId="48.[151,1437,1404,2007]" pageId="48" pageNumber="49">
Length of rostral cartilage 41.747.2% of cranial length; prefontanelle rostral length 44.950.4%; cranial width 89.492.1%; least interorbital width 16.520.3%; length of anterior prefontanelle 17.3%; length of posterior prefontanelle 8.7%; length of rostral appendices 11.815.4%. Rostral appendices nearly straight; anterior fontanelle dagger-shaped; posterior fontanelle gourd-shaped and longer than anterior one (
<figureCitation id="131B2A37930BFFD47756F808C8A30CE1" box="[1044,1158,1980,2007]" captionStart="FIGURE 40" captionStartId="52.[151,250,1224,1248]" captionTargetBox="[222,1391,201,1199]" captionTargetId="figure-24@52.[195,1392,181,1199]" captionTargetPageId="52" captionText="FIGURE 40. Ventral view X-radiograph of Bathyraja trachura, CAS 243650, mature male. X-radiograph by Jon Fong (CAS)." figureDoi="http://doi.org/10.5281/zenodo.6601358" httpUri="https://zenodo.org/record/6601358/files/figure.png" pageId="48" pageNumber="49">Figure 40</figureCitation>
).
</paragraph>
<caption id="DF5F663A930AFFD573D5FC6BCCE30F2C" ID-DOI="http://doi.org/10.5281/zenodo.6601352" ID-Zenodo-Dep="6601352" httpUri="https://zenodo.org/record/6601352/files/figure.png" pageId="49" pageNumber="50" startId="49.[151,250,991,1015]" targetBox="[500,1071,202,959]" targetPageId="49">
<paragraph id="8B9F36B2930AFFD573D5FC6BCCE30F2C" blockId="49.[151,1436,991,1050]" pageId="49" pageNumber="50">
<emphasis id="B954EAA0930AFFD573D5FC6BCD0408C1" bold="true" box="[151,289,991,1015]" pageId="49" pageNumber="50">FIGURE 37.</emphasis>
<taxonomicName id="4C204D31930AFFD57265FC6BCDC908C1" box="[295,492,991,1015]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="49" pageNumber="50" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930AFFD57265FC6BCDC908C1" box="[295,492,991,1015]" italics="true" pageId="49" pageNumber="50">Bathyraja trachura</emphasis>
</taxonomicName>
, holotype, 457 mm TL, female, dorsal view, preserved. Photo by D.A. Ebert. Scale bar = 70 mm.
</paragraph>
</caption>
<caption id="DF5F663A930AFFD573D5F807CFFC0CD9" ID-DOI="http://doi.org/10.5281/zenodo.6601354" ID-Zenodo-Dep="6601354" httpUri="https://zenodo.org/record/6601354/files/figure.png" pageId="49" pageNumber="50" startId="49.[151,250,1971,1995]" targetBox="[637,959,1111,1941]" targetPageId="49">
<paragraph id="8B9F36B2930AFFD573D5F807CFFC0CD9" blockId="49.[151,1437,1971,2031]" pageId="49" pageNumber="50">
<emphasis id="B954EAA0930AFFD573D5F807CD000CFD" bold="true" box="[151,293,1971,1995]" pageId="49" pageNumber="50">FIGURE 38.</emphasis>
Components of the clasper for
<taxonomicName id="4C204D31930AFFD571C6F807CFA90CFC" authority=", Btra" authorityName="Btra" box="[644,908,1971,1995]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="49" pageNumber="50" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930AFFD571C6F807CF6B0CFD" box="[644,846,1971,1995]" italics="true" pageId="49" pageNumber="50">Bathyraja trachura</emphasis>
, Btra
</taxonomicName>
030613-2, 899 mm TL, mature male. CL- cleft, PJ- projection, PR- pseudorhipidion, PS- pseudosiphon. Photo by J.D.S. Knuckey.
</paragraph>
</caption>
<caption id="DF5F663A9309FFD673D5FD81CF7D0979" ID-Table-UUID="DF5F663A9309FFD673D5FD81CF7D0979" box="[151,856,565,591]" httpUri="http://table.plazi.org/id/DF5F663A9309FFD673D5FD81CF7D0979" pageId="50" pageNumber="51" startId="50.[151,239,565,591]" targetBox="[162,2007,608,1653]" targetIsTable="true" targetPageId="50">
<paragraph id="8B9F36B29309FFD673D5FD81CF7D0979" blockId="50.[151,856,565,591]" box="[151,856,565,591]" pageId="50" pageNumber="51">
<emphasis id="B954EAA09309FFD673D5FD81CD2F0979" bold="true" box="[151,266,565,591]" pageId="50" pageNumber="51">TABLE 8.</emphasis>
Meristics for the seven
<taxonomicName id="4C204D319309FFD67149FD81CEEC0979" box="[523,713,565,591]" pageId="50" pageNumber="51">
<emphasis id="B954EAA09309FFD67149FD81CE530979" box="[523,630,565,591]" italics="true" pageId="50" pageNumber="51">Bathyraja</emphasis>
species
</taxonomicName>
in this study.
</paragraph>
</caption>
<paragraph id="8B9F36B29309FFD673E0FDD4CB950D43" pageId="50" pageNumber="51">
<table id="F920C4129309001B73E0FDD4CBF20D43" box="[162,2007,608,1653]" gridcols="8" gridrows="24" pageId="50" pageNumber="51">
<tr id="351034F09309001B73E0FDD4CBF2094F" box="[162,2007,608,633]" gridrow="0" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FDD4CE94094F" box="[162,689,608,633]" gridcol="0" gridrow="0" pageId="50" pageNumber="51">Measurements</th>
<th id="76C15D8C9309001B7198FDD4CF44094F" box="[730,865,608,633]" gridcol="1" gridrow="0" pageId="50" pageNumber="51">
<taxonomicName id="4C204D319309FFD67198FDD4CF44094F" authorityName="Gilbert" authorityYear="1892" box="[730,865,608,633]" class="Elasmobranchii" family="Rajidae" genus="Raja" kingdom="Animalia" order="Rajiformes" pageId="50" pageNumber="51" phylum="Chordata" rank="species" species="abyssicola">
<emphasis id="B954EAA09309FFD67198FDD4CF44094F" box="[730,865,608,633]" italics="true" pageId="50" pageNumber="51">B. abyssicola</emphasis>
</taxonomicName>
</th>
<th id="76C15D8C9309001B70E0FDD4C835094F" box="[930,1040,608,633]" gridcol="2" gridrow="0" pageId="50" pageNumber="51">
<taxonomicName id="4C204D319309FFD670E0FDD4C835094F" box="[930,1040,608,633]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="50" pageNumber="51" phylum="Chordata" rank="species" species="aleutica">
<emphasis id="B954EAA09309FFD670E0FDD4C835094F" box="[930,1040,608,633]" italics="true" pageId="50" pageNumber="51">B. aleutica</emphasis>
</taxonomicName>
</th>
<th id="76C15D8C9309001B770FFDD4C8F5094F" box="[1101,1232,608,633]" gridcol="3" gridrow="0" pageId="50" pageNumber="51">
<taxonomicName id="4C204D319309FFD6770FFDD4C8F5094F" box="[1101,1232,608,633]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="50" pageNumber="51" phylum="Chordata" rank="species" species="interrupta">
<emphasis id="B954EAA09309FFD6770FFDD4C8F5094F" box="[1101,1232,608,633]" italics="true" pageId="50" pageNumber="51">B. interrupta</emphasis>
</taxonomicName>
</th>
<th id="76C15D8C9309001B77BAFDD4C948094F" box="[1272,1389,608,633]" gridcol="4" gridrow="0" pageId="50" pageNumber="51">
<taxonomicName id="4C204D319309FFD677BAFDD4C948094F" box="[1272,1389,608,633]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="50" pageNumber="51" phylum="Chordata" rank="species" species="kincaidii">
<emphasis id="B954EAA09309FFD677BAFDD4C948094F" box="[1272,1389,608,633]" italics="true" pageId="50" pageNumber="51">B. kincaidii</emphasis>
</taxonomicName>
</th>
<th id="76C15D8C9309001B76DAFDD4CA1F094F" box="[1432,1594,608,633]" gridcol="5" gridrow="0" pageId="50" pageNumber="51">
<taxonomicName id="4C204D319309FFD676DAFDD4CA1F094F" box="[1432,1594,608,633]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="50" pageNumber="51" phylum="Chordata" rank="species" species="microtrachys">
<emphasis id="B954EAA09309FFD676DAFDD4CA1F094F" box="[1432,1594,608,633]" italics="true" pageId="50" pageNumber="51">B. microtrachys</emphasis>
</taxonomicName>
</th>
<th id="76C15D8C9309001B753CFDD4CB39094F" box="[1662,1820,608,633]" gridcol="6" gridrow="0" pageId="50" pageNumber="51">
<taxonomicName id="4C204D319309FFD6753CFDD4CB39094F" baseAuthorityName="Beebe &amp; Tee-Van" baseAuthorityYear="1941" box="[1662,1820,608,633]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="50" pageNumber="51" phylum="Chordata" rank="species" species="spinosissima">
<emphasis id="B954EAA09309FFD6753CFDD4CB39094F" box="[1662,1820,608,633]" italics="true" pageId="50" pageNumber="51">B. spinosissima</emphasis>
</taxonomicName>
</th>
<th id="76C15D8C9309001B7420FDD4CBF2094F" box="[1890,2007,608,633]" gridcol="7" gridrow="0" pageId="50" pageNumber="51">
<emphasis id="B954EAA09309FFD67420FDD4CBF2094F" box="[1890,2007,608,633]" italics="true" pageId="50" pageNumber="51">B. trachura</emphasis>
</th>
</tr>
<tr id="351034F09309001B73E0FD01CBF209EF" box="[162,2007,693,729]" gridrow="1" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FD01CE9409EF" box="[162,689,693,729]" gridcol="0" gridrow="1" pageId="50" pageNumber="51">Interdorsal thorn count</th>
<td id="76C15D8C9309001B7198FD01CF4409EF" box="[730,865,693,729]" gridcol="1" gridrow="1" pageId="50" pageNumber="51">01</td>
<td id="76C15D8C9309001B70E0FD01C83509EF" box="[930,1040,693,729]" gridcol="2" gridrow="1" pageId="50" pageNumber="51">12</td>
<td id="76C15D8C9309001B770FFD01C8F509EF" box="[1101,1232,693,729]" gridcol="3" gridrow="1" pageId="50" pageNumber="51">01</td>
<td id="76C15D8C9309001B77BAFD01C94809EF" box="[1272,1389,693,729]" gridcol="4" gridrow="1" pageId="50" pageNumber="51">02</td>
<td id="76C15D8C9309001B76DAFD01CA1F09EF" box="[1432,1594,693,729]" gridcol="5" gridrow="1" pageId="50" pageNumber="51">01</td>
<td id="76C15D8C9309001B753CFD01CB3909EF" box="[1662,1820,693,729]" gridcol="6" gridrow="1" pageId="50" pageNumber="51">01</td>
<td id="76C15D8C9309001B7420FD01CBF209EF" box="[1890,2007,693,729]" gridcol="7" gridrow="1" pageId="50" pageNumber="51">01</td>
</tr>
<tr id="351034F09309001B73E0FD6BCBF20835" box="[162,2007,735,771]" gridrow="2" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FD6BCE940835" box="[162,689,735,771]" gridcol="0" gridrow="2" pageId="50" pageNumber="51">Middorsal thorn count</th>
<td id="76C15D8C9309001B7198FD6BCF440835" box="[730,865,735,771]" gridcol="1" gridrow="2" pageId="50" pageNumber="51">02</td>
<td id="76C15D8C9309001B70E0FD6BC8350835" box="[930,1040,735,771]" gridcol="2" gridrow="2" pageId="50" pageNumber="51">411</td>
<td id="76C15D8C9309001B770FFD6BC8F50835" box="[1101,1232,735,771]" gridcol="3" gridrow="2" pageId="50" pageNumber="51">18</td>
<td id="76C15D8C9309001B77BAFD6BC9480835" box="[1272,1389,735,771]" gridcol="4" gridrow="2" pageId="50" pageNumber="51">09</td>
<td id="76C15D8C9309001B76DAFD6BCA1F0835" box="[1432,1594,735,771]" gridcol="5" gridrow="2" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B753CFD6BCB390835" box="[1662,1820,735,771]" gridcol="6" gridrow="2" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FD6BCBF20835" box="[1890,2007,735,771]" gridcol="7" gridrow="2" pageId="50" pageNumber="51">02</td>
</tr>
<tr id="351034F09309001B73E0FCBDCBF2081B" box="[162,2007,777,813]" gridrow="3" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FCBDCE94081B" box="[162,689,777,813]" gridcol="0" gridrow="3" pageId="50" pageNumber="51">Nuchal thorn count</th>
<td id="76C15D8C9309001B7198FCBDCF44081B" box="[730,865,777,813]" gridcol="1" gridrow="3" pageId="50" pageNumber="51">24</td>
<td id="76C15D8C9309001B70E0FCBDC835081B" box="[930,1040,777,813]" gridcol="2" gridrow="3" pageId="50" pageNumber="51">35</td>
<td id="76C15D8C9309001B770FFCBDC8F5081B" box="[1101,1232,777,813]" gridcol="3" gridrow="3" pageId="50" pageNumber="51">25</td>
<td id="76C15D8C9309001B77BAFCBDC948081B" box="[1272,1389,777,813]" gridcol="4" gridrow="3" pageId="50" pageNumber="51">37</td>
<td id="76C15D8C9309001B76DAFCBDCA1F081B" box="[1432,1594,777,813]" gridcol="5" gridrow="3" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B753CFCBDCB39081B" box="[1662,1820,777,813]" gridcol="6" gridrow="3" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FCBDCBF2081B" box="[1890,2007,777,813]" gridcol="7" gridrow="3" pageId="50" pageNumber="51">03</td>
</tr>
<tr id="351034F09309001B73E0FC87CBF20861" box="[162,2007,819,855]" gridrow="4" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FC87CE940861" box="[162,689,819,855]" gridcol="0" gridrow="4" pageId="50" pageNumber="51">Orbital thorn count- right side</th>
<td id="76C15D8C9309001B7198FC87CF440861" box="[730,865,819,855]" gridcol="1" gridrow="4" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B70E0FC87C8350861" box="[930,1040,819,855]" gridcol="2" gridrow="4" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B770FFC87C8F50861" box="[1101,1232,819,855]" gridcol="3" gridrow="4" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B77BAFC87C9480861" box="[1272,1389,819,855]" gridcol="4" gridrow="4" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B76DAFC87CA1F0861" box="[1432,1594,819,855]" gridcol="5" gridrow="4" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B753CFC87CB390861" box="[1662,1820,819,855]" gridcol="6" gridrow="4" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FC87CBF20861" box="[1890,2007,819,855]" gridcol="7" gridrow="4" pageId="50" pageNumber="51">0</td>
</tr>
<tr id="351034F09309001B73E0FCE9CBF208B7" box="[162,2007,861,897]" gridrow="5" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FCE9CE9408B7" box="[162,689,861,897]" gridcol="0" gridrow="5" pageId="50" pageNumber="51">Orbital thorn count- left side</th>
<td id="76C15D8C9309001B7198FCE9CF4408B7" box="[730,865,861,897]" gridcol="1" gridrow="5" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B70E0FCE9C83508B7" box="[930,1040,861,897]" gridcol="2" gridrow="5" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B770FFCE9C8F508B7" box="[1101,1232,861,897]" gridcol="3" gridrow="5" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B77BAFCE9C94808B7" box="[1272,1389,861,897]" gridcol="4" gridrow="5" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B76DAFCE9CA1F08B7" box="[1432,1594,861,897]" gridcol="5" gridrow="5" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B753CFCE9CB3908B7" box="[1662,1820,861,897]" gridcol="6" gridrow="5" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FCE9CBF208B7" box="[1890,2007,861,897]" gridcol="7" gridrow="5" pageId="50" pageNumber="51">0</td>
</tr>
<tr id="351034F09309001B73E0FC33CBF2089D" box="[162,2007,903,939]" gridrow="6" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FC33CE94089D" box="[162,689,903,939]" gridcol="0" gridrow="6" pageId="50" pageNumber="51">Rostral thorn count</th>
<td id="76C15D8C9309001B7198FC33CF44089D" box="[730,865,903,939]" gridcol="1" gridrow="6" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B70E0FC33C835089D" box="[930,1040,903,939]" gridcol="2" gridrow="6" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B770FFC33C8F5089D" box="[1101,1232,903,939]" gridcol="3" gridrow="6" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B77BAFC33C948089D" box="[1272,1389,903,939]" gridcol="4" gridrow="6" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B76DAFC33CA1F089D" box="[1432,1594,903,939]" gridcol="5" gridrow="6" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B753CFC33CB39089D" box="[1662,1820,903,939]" gridcol="6" gridrow="6" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FC33CBF2089D" box="[1890,2007,903,939]" gridcol="7" gridrow="6" pageId="50" pageNumber="51">0</td>
</tr>
<tr id="351034F09309001B73E0FC05CBF208E3" box="[162,2007,945,981]" gridrow="7" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FC05CE9408E3" box="[162,689,945,981]" gridcol="0" gridrow="7" pageId="50" pageNumber="51">Scapular thorn count- right side</th>
<td id="76C15D8C9309001B7198FC05CF4408E3" box="[730,865,945,981]" gridcol="1" gridrow="7" pageId="50" pageNumber="51">02</td>
<td id="76C15D8C9309001B70E0FC05C83508E3" box="[930,1040,945,981]" gridcol="2" gridrow="7" pageId="50" pageNumber="51">12</td>
<td id="76C15D8C9309001B770FFC05C8F508E3" box="[1101,1232,945,981]" gridcol="3" gridrow="7" pageId="50" pageNumber="51">02</td>
<td id="76C15D8C9309001B77BAFC05C94808E3" box="[1272,1389,945,981]" gridcol="4" gridrow="7" pageId="50" pageNumber="51">02</td>
<td id="76C15D8C9309001B76DAFC05CA1F08E3" box="[1432,1594,945,981]" gridcol="5" gridrow="7" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B753CFC05CB3908E3" box="[1662,1820,945,981]" gridcol="6" gridrow="7" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FC05CBF208E3" box="[1890,2007,945,981]" gridcol="7" gridrow="7" pageId="50" pageNumber="51">0</td>
</tr>
<tr id="351034F09309001B73E0FC6FCBF208C9" box="[162,2007,987,1023]" gridrow="8" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FC6FCE9408C9" box="[162,689,987,1023]" gridcol="0" gridrow="8" pageId="50" pageNumber="51">Scapular thorn count- left side</th>
<td id="76C15D8C9309001B7198FC6FCF4408C9" box="[730,865,987,1023]" gridcol="1" gridrow="8" pageId="50" pageNumber="51">02</td>
<td id="76C15D8C9309001B70E0FC6FC83508C9" box="[930,1040,987,1023]" gridcol="2" gridrow="8" pageId="50" pageNumber="51">12</td>
<td id="76C15D8C9309001B770FFC6FC8F508C9" box="[1101,1232,987,1023]" gridcol="3" gridrow="8" pageId="50" pageNumber="51">02</td>
<td id="76C15D8C9309001B77BAFC6FC94808C9" box="[1272,1389,987,1023]" gridcol="4" gridrow="8" pageId="50" pageNumber="51">02</td>
<td id="76C15D8C9309001B76DAFC6FCA1F08C9" box="[1432,1594,987,1023]" gridcol="5" gridrow="8" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B753CFC6FCB3908C9" box="[1662,1820,987,1023]" gridcol="6" gridrow="8" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FC6FCBF208C9" box="[1890,2007,987,1023]" gridcol="7" gridrow="8" pageId="50" pageNumber="51">0</td>
</tr>
<tr id="351034F09309001B73E0FBB1CBF20F1F" box="[162,2007,1029,1065]" gridrow="9" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FBB1CE940F1F" box="[162,689,1029,1065]" gridcol="0" gridrow="9" pageId="50" pageNumber="51">Tail thorn count</th>
<td id="76C15D8C9309001B7198FBB1CF440F1F" box="[730,865,1029,1065]" gridcol="1" gridrow="9" pageId="50" pageNumber="51">1530</td>
<td id="76C15D8C9309001B70E0FBB1C8350F1F" box="[930,1040,1029,1065]" gridcol="2" gridrow="9" pageId="50" pageNumber="51">1830</td>
<td id="76C15D8C9309001B770FFBB1C8F50F1F" box="[1101,1232,1029,1065]" gridcol="3" gridrow="9" pageId="50" pageNumber="51">1826</td>
<td id="76C15D8C9309001B77BAFBB1C9480F1F" box="[1272,1389,1029,1065]" gridcol="4" gridrow="9" pageId="50" pageNumber="51">1422</td>
<td id="76C15D8C9309001B76DAFBB1CA1F0F1F" box="[1432,1594,1029,1065]" gridcol="5" gridrow="9" pageId="50" pageNumber="51">1926</td>
<td id="76C15D8C9309001B753CFBB1CB390F1F" box="[1662,1820,1029,1065]" gridcol="6" gridrow="9" pageId="50" pageNumber="51">2228</td>
<td id="76C15D8C9309001B7420FBB1CBF20F1F" box="[1890,2007,1029,1065]" gridcol="7" gridrow="9" pageId="50" pageNumber="51">2130</td>
</tr>
<tr id="351034F09309001B73E0FB9BCBF20F65" box="[162,2007,1071,1107]" gridrow="10" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FB9BCE940F65" box="[162,689,1071,1107]" gridcol="0" gridrow="10" pageId="50" pageNumber="51">Alar thorn count- rows- right side (males only)</th>
<td id="76C15D8C9309001B7198FB9BCF440F65" box="[730,865,1071,1107]" gridcol="1" gridrow="10" pageId="50" pageNumber="51">36</td>
<td id="76C15D8C9309001B70E0FB9BC8350F65" box="[930,1040,1071,1107]" gridcol="2" gridrow="10" pageId="50" pageNumber="51">7</td>
<td id="76C15D8C9309001B770FFB9BC8F50F65" box="[1101,1232,1071,1107]" gridcol="3" gridrow="10" pageId="50" pageNumber="51">46</td>
<td id="76C15D8C9309001B77BAFB9BC9480F65" box="[1272,1389,1071,1107]" gridcol="4" gridrow="10" pageId="50" pageNumber="51">24</td>
<td id="76C15D8C9309001B76DAFB9BCA1F0F65" box="[1432,1594,1071,1107]" gridcol="5" gridrow="10" pageId="50" pageNumber="51">35</td>
<td id="76C15D8C9309001B753CFB9BCB390F65" box="[1662,1820,1071,1107]" gridcol="6" gridrow="10" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FB9BCBF20F65" box="[1890,2007,1071,1107]" gridcol="7" gridrow="10" pageId="50" pageNumber="51">46</td>
</tr>
<tr id="351034F09309001B73E0FBEDCBF20F4B" box="[162,2007,1113,1149]" gridrow="11" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FBEDCE940F4B" box="[162,689,1113,1149]" gridcol="0" gridrow="11" pageId="50" pageNumber="51">Alar thorn count- rows- left side (males only)</th>
<td id="76C15D8C9309001B7198FBEDCF440F4B" box="[730,865,1113,1149]" gridcol="1" gridrow="11" pageId="50" pageNumber="51">35</td>
<td id="76C15D8C9309001B70E0FBEDC8350F4B" box="[930,1040,1113,1149]" gridcol="2" gridrow="11" pageId="50" pageNumber="51">8</td>
<td id="76C15D8C9309001B770FFBEDC8F50F4B" box="[1101,1232,1113,1149]" gridcol="3" gridrow="11" pageId="50" pageNumber="51">46</td>
<td id="76C15D8C9309001B77BAFBEDC9480F4B" box="[1272,1389,1113,1149]" gridcol="4" gridrow="11" pageId="50" pageNumber="51">24</td>
<td id="76C15D8C9309001B76DAFBEDCA1F0F4B" box="[1432,1594,1113,1149]" gridcol="5" gridrow="11" pageId="50" pageNumber="51">35</td>
<td id="76C15D8C9309001B753CFBEDCB390F4B" box="[1662,1820,1113,1149]" gridcol="6" gridrow="11" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FBEDCBF20F4B" box="[1890,2007,1113,1149]" gridcol="7" gridrow="11" pageId="50" pageNumber="51">45</td>
</tr>
<tr id="351034F09309001B73E0FB37CBF20F91" box="[162,2007,1155,1191]" gridrow="12" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FB37CE940F91" box="[162,689,1155,1191]" gridcol="0" gridrow="12" pageId="50" pageNumber="51">Alar thorn count- columns- right side (males only)</th>
<td id="76C15D8C9309001B7198FB37CF440F91" box="[730,865,1155,1191]" gridcol="1" gridrow="12" pageId="50" pageNumber="51">2022</td>
<td id="76C15D8C9309001B70E0FB37C8350F91" box="[930,1040,1155,1191]" gridcol="2" gridrow="12" pageId="50" pageNumber="51">21</td>
<td id="76C15D8C9309001B770FFB37C8F50F91" box="[1101,1232,1155,1191]" gridcol="3" gridrow="12" pageId="50" pageNumber="51">1822</td>
<td id="76C15D8C9309001B77BAFB37C9480F91" box="[1272,1389,1155,1191]" gridcol="4" gridrow="12" pageId="50" pageNumber="51">820</td>
<td id="76C15D8C9309001B76DAFB37CA1F0F91" box="[1432,1594,1155,1191]" gridcol="5" gridrow="12" pageId="50" pageNumber="51">1924</td>
<td id="76C15D8C9309001B753CFB37CB390F91" box="[1662,1820,1155,1191]" gridcol="6" gridrow="12" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FB37CBF20F91" box="[1890,2007,1155,1191]" gridcol="7" gridrow="12" pageId="50" pageNumber="51">2023</td>
</tr>
<tr id="351034F09309001B73E0FB19CBF20FE7" box="[162,2007,1197,1233]" gridrow="13" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FB19CE940FE7" box="[162,689,1197,1233]" gridcol="0" gridrow="13" pageId="50" pageNumber="51">Alar thorn count- columns- left side (males only)</th>
<td id="76C15D8C9309001B7198FB19CF440FE7" box="[730,865,1197,1233]" gridcol="1" gridrow="13" pageId="50" pageNumber="51">2123</td>
<td id="76C15D8C9309001B70E0FB19C8350FE7" box="[930,1040,1197,1233]" gridcol="2" gridrow="13" pageId="50" pageNumber="51">24</td>
<td id="76C15D8C9309001B770FFB19C8F50FE7" box="[1101,1232,1197,1233]" gridcol="3" gridrow="13" pageId="50" pageNumber="51">1822</td>
<td id="76C15D8C9309001B77BAFB19C9480FE7" box="[1272,1389,1197,1233]" gridcol="4" gridrow="13" pageId="50" pageNumber="51">1422</td>
<td id="76C15D8C9309001B76DAFB19CA1F0FE7" box="[1432,1594,1197,1233]" gridcol="5" gridrow="13" pageId="50" pageNumber="51">1924</td>
<td id="76C15D8C9309001B753CFB19CB390FE7" box="[1662,1820,1197,1233]" gridcol="6" gridrow="13" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FB19CBF20FE7" box="[1890,2007,1197,1233]" gridcol="7" gridrow="13" pageId="50" pageNumber="51">2023</td>
</tr>
<tr id="351034F09309001B73E0FB63CBF20FCD" box="[162,2007,1239,1275]" gridrow="14" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FB63CE940FCD" box="[162,689,1239,1275]" gridcol="0" gridrow="14" pageId="50" pageNumber="51">Malar thorn count- rows- right side (males only)</th>
<td id="76C15D8C9309001B7198FB63CF440FCD" box="[730,865,1239,1275]" gridcol="1" gridrow="14" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B70E0FB63C8350FCD" box="[930,1040,1239,1275]" gridcol="2" gridrow="14" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B770FFB63C8F50FCD" box="[1101,1232,1239,1275]" gridcol="3" gridrow="14" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B77BAFB63C9480FCD" box="[1272,1389,1239,1275]" gridcol="4" gridrow="14" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B76DAFB63CA1F0FCD" box="[1432,1594,1239,1275]" gridcol="5" gridrow="14" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B753CFB63CB390FCD" box="[1662,1820,1239,1275]" gridcol="6" gridrow="14" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FB63CBF20FCD" box="[1890,2007,1239,1275]" gridcol="7" gridrow="14" pageId="50" pageNumber="51">0</td>
</tr>
<tr id="351034F09309001B73E0FAB5CBF20E13" box="[162,2007,1281,1317]" gridrow="15" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FAB5CE940E13" box="[162,689,1281,1317]" gridcol="0" gridrow="15" pageId="50" pageNumber="51">Malar thorn count- rows- left side (males only)</th>
<td id="76C15D8C9309001B7198FAB5CF440E13" box="[730,865,1281,1317]" gridcol="1" gridrow="15" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B70E0FAB5C8350E13" box="[930,1040,1281,1317]" gridcol="2" gridrow="15" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B770FFAB5C8F50E13" box="[1101,1232,1281,1317]" gridcol="3" gridrow="15" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B77BAFAB5C9480E13" box="[1272,1389,1281,1317]" gridcol="4" gridrow="15" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B76DAFAB5CA1F0E13" box="[1432,1594,1281,1317]" gridcol="5" gridrow="15" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B753CFAB5CB390E13" box="[1662,1820,1281,1317]" gridcol="6" gridrow="15" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FAB5CBF20E13" box="[1890,2007,1281,1317]" gridcol="7" gridrow="15" pageId="50" pageNumber="51">0</td>
</tr>
<tr id="351034F09309001B73E0FA9FCBF20E79" box="[162,2007,1323,1359]" gridrow="16" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FA9FCE940E79" box="[162,689,1323,1359]" gridcol="0" gridrow="16" pageId="50" pageNumber="51">Malar thorn count- columns- right side (males only)</th>
<td id="76C15D8C9309001B7198FA9FCF440E79" box="[730,865,1323,1359]" gridcol="1" gridrow="16" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B70E0FA9FC8350E79" box="[930,1040,1323,1359]" gridcol="2" gridrow="16" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B770FFA9FC8F50E79" box="[1101,1232,1323,1359]" gridcol="3" gridrow="16" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B77BAFA9FC9480E79" box="[1272,1389,1323,1359]" gridcol="4" gridrow="16" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B76DAFA9FCA1F0E79" box="[1432,1594,1323,1359]" gridcol="5" gridrow="16" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B753CFA9FCB390E79" box="[1662,1820,1323,1359]" gridcol="6" gridrow="16" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FA9FCBF20E79" box="[1890,2007,1323,1359]" gridcol="7" gridrow="16" pageId="50" pageNumber="51">0</td>
</tr>
<tr id="351034F09309001B73E0FAE1CBF20E4F" box="[162,2007,1365,1401]" gridrow="17" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FAE1CE940E4F" box="[162,689,1365,1401]" gridcol="0" gridrow="17" pageId="50" pageNumber="51">Malar thorn count- columns- left side (males only)</th>
<td id="76C15D8C9309001B7198FAE1CF440E4F" box="[730,865,1365,1401]" gridcol="1" gridrow="17" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B70E0FAE1C8350E4F" box="[930,1040,1365,1401]" gridcol="2" gridrow="17" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B770FFAE1C8F50E4F" box="[1101,1232,1365,1401]" gridcol="3" gridrow="17" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B77BAFAE1C9480E4F" box="[1272,1389,1365,1401]" gridcol="4" gridrow="17" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B76DAFAE1CA1F0E4F" box="[1432,1594,1365,1401]" gridcol="5" gridrow="17" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B753CFAE1CB390E4F" box="[1662,1820,1365,1401]" gridcol="6" gridrow="17" pageId="50" pageNumber="51">0</td>
<td id="76C15D8C9309001B7420FAE1CBF20E4F" box="[1890,2007,1365,1401]" gridcol="7" gridrow="17" pageId="50" pageNumber="51">0</td>
</tr>
<tr id="351034F09309001B73E0FACBCBF20E95" box="[162,2007,1407,1443]" gridrow="18" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FACBCE940E95" box="[162,689,1407,1443]" gridcol="0" gridrow="18" pageId="50" pageNumber="51">Upper teeth- total count</th>
<td id="76C15D8C9309001B7198FACBCF440E95" box="[730,865,1407,1443]" gridcol="1" gridrow="18" pageId="50" pageNumber="51">2739</td>
<td id="76C15D8C9309001B70E0FACBC8350E95" box="[930,1040,1407,1443]" gridcol="2" gridrow="18" pageId="50" pageNumber="51">3442</td>
<td id="76C15D8C9309001B770FFACBC8F50E95" box="[1101,1232,1407,1443]" gridcol="3" gridrow="18" pageId="50" pageNumber="51">2232</td>
<td id="76C15D8C9309001B77BAFACBC9480E95" box="[1272,1389,1407,1443]" gridcol="4" gridrow="18" pageId="50" pageNumber="51">2231</td>
<td id="76C15D8C9309001B76DAFACBCA1F0E95" box="[1432,1594,1407,1443]" gridcol="5" gridrow="18" pageId="50" pageNumber="51">2330</td>
<td id="76C15D8C9309001B753CFACBCB390E95" box="[1662,1820,1407,1443]" gridcol="6" gridrow="18" pageId="50" pageNumber="51">3133</td>
<td id="76C15D8C9309001B7420FACBCBF20E95" box="[1890,2007,1407,1443]" gridcol="7" gridrow="18" pageId="50" pageNumber="51">2736</td>
</tr>
<tr id="351034F09309001B73E0FA1DCBF20EFB" box="[162,2007,1449,1485]" gridrow="19" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FA1DCE940EFB" box="[162,689,1449,1485]" gridcol="0" gridrow="19" pageId="50" pageNumber="51">Lower teeth- total count</th>
<td id="76C15D8C9309001B7198FA1DCF440EFB" box="[730,865,1449,1485]" gridcol="1" gridrow="19" pageId="50" pageNumber="51">2634</td>
<td id="76C15D8C9309001B70E0FA1DC8350EFB" box="[930,1040,1449,1485]" gridcol="2" gridrow="19" pageId="50" pageNumber="51">3238</td>
<td id="76C15D8C9309001B770FFA1DC8F50EFB" box="[1101,1232,1449,1485]" gridcol="3" gridrow="19" pageId="50" pageNumber="51">2332</td>
<td id="76C15D8C9309001B77BAFA1DC9480EFB" box="[1272,1389,1449,1485]" gridcol="4" gridrow="19" pageId="50" pageNumber="51">1831</td>
<td id="76C15D8C9309001B76DAFA1DCA1F0EFB" box="[1432,1594,1449,1485]" gridcol="5" gridrow="19" pageId="50" pageNumber="51">1122</td>
<td id="76C15D8C9309001B753CFA1DCB390EFB" box="[1662,1820,1449,1485]" gridcol="6" gridrow="19" pageId="50" pageNumber="51">2431</td>
<td id="76C15D8C9309001B7420FA1DCBF20EFB" box="[1890,2007,1449,1485]" gridcol="7" gridrow="19" pageId="50" pageNumber="51">2636</td>
</tr>
<tr id="351034F09309001B73E0FA67CBF20EC1" box="[162,2007,1491,1527]" gridrow="20" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FA67CE940EC1" box="[162,689,1491,1527]" gridcol="0" gridrow="20" pageId="50" pageNumber="51">Spiral valve count</th>
<td id="76C15D8C9309001B7198FA67CF440EC1" box="[730,865,1491,1527]" gridcol="1" gridrow="20" pageId="50" pageNumber="51">89</td>
<td id="76C15D8C9309001B70E0FA67C8350EC1" box="[930,1040,1491,1527]" gridcol="2" gridrow="20" pageId="50" pageNumber="51">89</td>
<td id="76C15D8C9309001B770FFA67C8F50EC1" box="[1101,1232,1491,1527]" gridcol="3" gridrow="20" pageId="50" pageNumber="51">n.a.</td>
<td id="76C15D8C9309001B77BAFA67C9480EC1" box="[1272,1389,1491,1527]" gridcol="4" gridrow="20" pageId="50" pageNumber="51">59</td>
<td id="76C15D8C9309001B76DAFA67CA1F0EC1" box="[1432,1594,1491,1527]" gridcol="5" gridrow="20" pageId="50" pageNumber="51">69</td>
<td id="76C15D8C9309001B753CFA67CB390EC1" box="[1662,1820,1491,1527]" gridcol="6" gridrow="20" pageId="50" pageNumber="51">n.a.</td>
<td id="76C15D8C9309001B7420FA67CBF20EC1" box="[1890,2007,1491,1527]" gridcol="7" gridrow="20" pageId="50" pageNumber="51">710</td>
</tr>
<tr id="351034F09309001B73E0FA49CBF20D17" box="[162,2007,1533,1569]" gridrow="21" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0FA49CE940D17" box="[162,689,1533,1569]" gridcol="0" gridrow="21" pageId="50" pageNumber="51">Pectoral fin radial count</th>
<td id="76C15D8C9309001B7198FA49CF440D17" box="[730,865,1533,1569]" gridcol="1" gridrow="21" pageId="50" pageNumber="51">82</td>
<td id="76C15D8C9309001B70E0FA49C8350D17" box="[930,1040,1533,1569]" gridcol="2" gridrow="21" pageId="50" pageNumber="51">90</td>
<td id="76C15D8C9309001B770FFA49C8F50D17" box="[1101,1232,1533,1569]" gridcol="3" gridrow="21" pageId="50" pageNumber="51">n.a.</td>
<td id="76C15D8C9309001B77BAFA49C9480D17" box="[1272,1389,1533,1569]" gridcol="4" gridrow="21" pageId="50" pageNumber="51">6972</td>
<td id="76C15D8C9309001B76DAFA49CA1F0D17" box="[1432,1594,1533,1569]" gridcol="5" gridrow="21" pageId="50" pageNumber="51">6174</td>
<td id="76C15D8C9309001B753CFA49CB390D17" box="[1662,1820,1533,1569]" gridcol="6" gridrow="21" pageId="50" pageNumber="51">n.a.</td>
<td id="76C15D8C9309001B7420FA49CBF20D17" box="[1890,2007,1533,1569]" gridcol="7" gridrow="21" pageId="50" pageNumber="51">81</td>
</tr>
<tr id="351034F09309001B73E0F993CBF20D7D" box="[162,2007,1575,1611]" gridrow="22" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0F993CE940D7D" box="[162,689,1575,1611]" gridcol="0" gridrow="22" pageId="50" pageNumber="51">Pelvic fin radial count</th>
<td id="76C15D8C9309001B7198F993CF440D7D" box="[730,865,1575,1611]" gridcol="1" gridrow="22" pageId="50" pageNumber="51">19</td>
<td id="76C15D8C9309001B70E0F993C8350D7D" box="[930,1040,1575,1611]" gridcol="2" gridrow="22" pageId="50" pageNumber="51">22</td>
<td id="76C15D8C9309001B770FF993C8F50D7D" box="[1101,1232,1575,1611]" gridcol="3" gridrow="22" pageId="50" pageNumber="51">n.a.</td>
<td id="76C15D8C9309001B77BAF993C9480D7D" box="[1272,1389,1575,1611]" gridcol="4" gridrow="22" pageId="50" pageNumber="51">1719</td>
<td id="76C15D8C9309001B76DAF993CA1F0D7D" box="[1432,1594,1575,1611]" gridcol="5" gridrow="22" pageId="50" pageNumber="51">14</td>
<td id="76C15D8C9309001B753CF993CB390D7D" box="[1662,1820,1575,1611]" gridcol="6" gridrow="22" pageId="50" pageNumber="51">n.a.</td>
<td id="76C15D8C9309001B7420F993CBF20D7D" box="[1890,2007,1575,1611]" gridcol="7" gridrow="22" pageId="50" pageNumber="51">23</td>
</tr>
<tr id="351034F09309001B73E0F9E5CBF20D43" box="[162,2007,1617,1653]" gridrow="23" pageId="50" pageNumber="51">
<th id="76C15D8C9309001B73E0F9E5CE940D43" box="[162,689,1617,1653]" gridcol="0" gridrow="23" pageId="50" pageNumber="51">Vertebral count</th>
<td id="76C15D8C9309001B7198F9E5CF440D43" box="[730,865,1617,1653]" gridcol="1" gridrow="23" pageId="50" pageNumber="51">139</td>
<td id="76C15D8C9309001B70E0F9E5C8350D43" box="[930,1040,1617,1653]" gridcol="2" gridrow="23" pageId="50" pageNumber="51">152</td>
<td id="76C15D8C9309001B770FF9E5C8F50D43" box="[1101,1232,1617,1653]" gridcol="3" gridrow="23" pageId="50" pageNumber="51">133</td>
<td id="76C15D8C9309001B77BAF9E5C9480D43" box="[1272,1389,1617,1653]" gridcol="4" gridrow="23" pageId="50" pageNumber="51">132</td>
<td id="76C15D8C9309001B76DAF9E5CA1F0D43" box="[1432,1594,1617,1653]" gridcol="5" gridrow="23" pageId="50" pageNumber="51">130</td>
<td id="76C15D8C9309001B753CF9E5CB390D43" box="[1662,1820,1617,1653]" gridcol="6" gridrow="23" pageId="50" pageNumber="51">137</td>
<td id="76C15D8C9309001B7420F9E5CBF20D43" box="[1890,2007,1617,1653]" gridcol="7" gridrow="23" pageId="50" pageNumber="51">109</td>
</tr>
</table>
</paragraph>
<paragraph id="8B9F36B29308FFD77385FF22CD430A77" blockId="51.[151,1437,150,1005]" pageId="51" pageNumber="52">
<emphasis id="B954EAA09308FFD77385FF22CD6A0B86" bold="true" box="[199,335,150,176]" pageId="51" pageNumber="52">Coloration.</emphasis>
Dorsal coloration dark purple, brown, or dark grey. Spiracles sometimes pale; claspers externally dark, but internally pale; pelvic fins brown-purple. Ventral coloration grey, lighter in color overall than the dorsal surface, often with white blotches around mouth, gill area, cloaca, and scattered across the body; cloaca light pink to brown. Coloration after preservation is uniform brown dorsally and lighter brown ventrally, with the pale blotches still being present.
</paragraph>
<paragraph id="8B9F36B29308FFD77385FEFFCF520AE7" blockId="51.[151,1437,150,1005]" pageId="51" pageNumber="52">
<emphasis id="B954EAA09308FFD77385FEFFCD990A52" bold="true" box="[199,444,330,357]" pageId="51" pageNumber="52">Egg case description</emphasis>
. Egg cases are small in size (
<quantity id="4CD89B579308FFD77041FEFFCF580A53" box="[771,893,331,357]" metricMagnitude="-2" metricUnit="m" metricValue="7.0" metricValueMax="7.8" metricValueMin="6.2" pageId="51" pageNumber="52" unit="mm" value="70.0" valueMax="78.0" valueMin="62.0">6278 mm</quantity>
TL), dark brown in coloration, becoming a light golden brown on keels, smooth and plush-like when touched. Possess long, slender horns at each corner of the case. Horns curve inwardly and slightly overlap at their tips. A distinct crossbar originating midway along posterior horns is present in some specimens (
<bibRefCitation id="EFB14B439308FFD772A9FE03CE570AE7" author="Ebert, D. A." box="[491,626,439,465]" pageId="51" pageNumber="52" refId="ref38720" refString="Ebert, D. A. (2003) Sharks, rays, and chimaeras of California. No. 71. University of California Press, Berkeley, California, 284 pp." type="book" year="2003">Ebert, 2003</bibRefCitation>
;
<bibRefCitation id="EFB14B439308FFD7713CFE03CF4E0AE7" author="Ebert, D. A. &amp; Davis, C. D." box="[638,875,439,465]" pageId="51" pageNumber="52" pagination="1 - 18" refId="ref38873" refString="Ebert, D. A. &amp; Davis, C. D. (2007) Descriptions of skate egg cases (Chondrichthyes: Rajiformes: Rajoidei) from the eastern North Pacific. Zootaxa, 1393 (2007), 1 - 18. https: // doi. org / 10.11646 / zootaxa. 1393.1.1" type="journal article" year="2007">Ebert &amp; Davis, 2007</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="C33A65399308FFD77385FE6ECEA90893" pageId="51" pageNumber="52" type="distribution">
<paragraph id="8B9F36B29308FFD77385FE6EC8820957" blockId="51.[151,1437,150,1005]" pageId="51" pageNumber="52">
<emphasis id="B954EAA09308FFD77385FE6ECD440AC2" bold="true" box="[199,353,474,500]" pageId="51" pageNumber="52">Distribution.</emphasis>
<taxonomicName id="4C204D319308FFD77228FE6FCE600AC3" box="[362,581,475,501]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="51" pageNumber="52" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA09308FFD77228FE6FCE600AC3" box="[362,581,475,501]" italics="true" pageId="51" pageNumber="52">Bathyraja trachura</emphasis>
</taxonomicName>
has been confirmed as occurring in the eastern North Pacific, specifically from the Bering Sea, south to the Gulf of California,
<collectingCountry id="F33776229308FFD771B0FE4BCF6F092F" box="[754,842,511,537]" name="Mexico" pageId="51" pageNumber="52">Mexico</collectingCountry>
, and as far west as the Sea of Okhotsk (
<bibRefCitation id="EFB14B439308FFD7764DFE4BC9B2092F" author="Ebert, D. A." box="[1295,1431,511,537]" pageId="51" pageNumber="52" refId="ref38720" refString="Ebert, D. A. (2003) Sharks, rays, and chimaeras of California. No. 71. University of California Press, Berkeley, California, 284 pp." type="book" year="2003">Ebert, 2003</bibRefCitation>
;
<bibRefCitation id="EFB14B439308FFD773D5FD97CD4E090B" author="Kuhnz, L. A. &amp; Bizzarro, J. J. &amp; Ebert, D. A." box="[151,363,547,573]" pageId="51" pageNumber="52" pagination="1 - 11" refId="ref41058" refString="Kuhnz, L. A., Bizzarro, J. J. &amp; Ebert, D. A. (2019) In situ observations of deep-living skates in the eastern North Pacific. Deep- Sea Research Part I, 152, 1 - 11. https: // doi. org / 10.1016 / j. dsr. 2019.103104" type="journal article" year="2019">
Kuhnz
<emphasis id="B954EAA09308FFD773ABFD97CD04090B" box="[233,289,547,573]" italics="true" pageId="51" pageNumber="52">et al.</emphasis>
, 2019
</bibRefCitation>
). It is reported to occur at depths of
<quantity id="4CD89B579308FFD771BFFD96CFB6090B" box="[765,915,546,573]" metricMagnitude="3" metricUnit="m" metricValue="1.3815" metricValueMax="2.55" metricValueMin="0.213" pageId="51" pageNumber="52" unit="m" value="1381.5" valueMax="2550.0" valueMin="213.0">2132,550 m</quantity>
, with most specimens coming from below
<quantity id="4CD89B579308FFD77630FD97CC880957" metricMagnitude="2" metricUnit="m" metricValue="6.0" pageId="51" pageNumber="52" unit="m" value="600.0">600 m</quantity>
in California (
<bibRefCitation id="EFB14B439308FFD77213FDF3CDFC0957" author="Ebert, D. A." box="[337,473,583,609]" pageId="51" pageNumber="52" refId="ref38720" refString="Ebert, D. A. (2003) Sharks, rays, and chimaeras of California. No. 71. University of California Press, Berkeley, California, 284 pp." type="book" year="2003">Ebert, 2003</bibRefCitation>
), but from deeper than
<quantity id="4CD89B579308FFD7719CFDF2CF000957" box="[734,805,582,609]" metricMagnitude="2" metricUnit="m" metricValue="5.0" pageId="51" pageNumber="52" unit="m" value="500.0">500 m</quantity>
in Alaska (
<bibRefCitation id="EFB14B439308FFD770E1FDF3C8BE0957" author="Stevenson, D. E. &amp; Orr, J. W. &amp; Hoff, G. R. &amp; McEachran, J. D." box="[931,1179,583,609]" pageId="51" pageNumber="52" pagination="305 - 314" refId="ref43774" refString="Stevenson, D. E., Orr, J. W., Hoff, G. R. &amp; McEachran, J. D. (2004) Bathyraja mariposa: A new species of skate (Rajidae: Arhynchobatinae) from the Aleutian Islands. Copeia, 2004 (2), 305 - 314. https: // doi. org / 10.1643 / CI- 03 - 236 R 1" type="journal article" year="2004">
Stevenson
<emphasis id="B954EAA09308FFD7775DFDF3C8720957" box="[1055,1111,583,609]" italics="true" pageId="51" pageNumber="52">et al.</emphasis>
2004
</bibRefCitation>
).
</paragraph>
<paragraph id="8B9F36B29308FFD77385FDDECF940823" blockId="51.[151,1437,150,1005]" pageId="51" pageNumber="52">
<emphasis id="B954EAA09308FFD77385FDDECDA709B3" bold="true" box="[199,386,618,645]" pageId="51" pageNumber="52">Biological notes</emphasis>
. Size at maturity for males
<quantity id="4CD89B579308FFD771F1FDDFCED209B3" box="[691,759,619,645]" metricMagnitude="-1" metricUnit="m" metricValue="7.4" pageId="51" pageNumber="52" unit="cm" value="74.0">74 cm</quantity>
TL;
<quantity id="4CD89B579308FFD7706FFDDFCF5709B3" box="[813,882,619,645]" metricMagnitude="-1" metricUnit="m" metricValue="8.0" pageId="51" pageNumber="52" unit="cm" value="80.0">80 cm</quantity>
TL for females (
<bibRefCitation id="EFB14B439308FFD77768FDDFC92209B3" author="Winton, M. V. &amp; Natanson, L. J. &amp; Kneebone, J. &amp; Cailliet, G. M. &amp; Ebert, D. A." box="[1066,1287,619,645]" pageId="51" pageNumber="52" pagination="411 - 422" refId="ref44391" refString="Winton, M. V., Natanson, L. J., Kneebone, J., Cailliet, G. M. &amp; Ebert, D. A. (2013) Life history of Bathyraja trachura from the eastern Bering Sea, with evidence of latitudinal variation in a deep-sea skate species. Journal of the Marine Biological Association of the United Kingdom, 94 (2), 411 - 422. https: // doi. org / 10.1017 / S 0025315413001525" type="journal article" year="2013">
Winton
<emphasis id="B954EAA09308FFD777C7FDDFC89809B3" box="[1157,1213,619,645]" italics="true" pageId="51" pageNumber="52">et al.</emphasis>
, 2013
</bibRefCitation>
). Males grow to at least
<quantity id="4CD89B579308FFD77248FD3BCD75099F" box="[266,336,655,681]" metricMagnitude="-1" metricUnit="m" metricValue="9.0" pageId="51" pageNumber="52" unit="cm" value="90.0">90 cm</quantity>
TL; females grow to at least
<quantity id="4CD89B579308FFD771D8FD3BCEC5099F" box="[666,736,655,681]" metricMagnitude="-1" metricUnit="m" metricValue="8.9" pageId="51" pageNumber="52" unit="cm" value="89.0">89 cm</quantity>
TL. Size at birth is
<quantity id="4CD89B579308FFD77082FD3BC804099F" box="[960,1057,655,681]" metricMagnitude="-1" metricUnit="m" metricValue="1.25" metricValueMax="1.6" metricValueMin="0.9" pageId="51" pageNumber="52" unit="cm" value="12.5" valueMax="16.0" valueMin="9.0">916 cm</quantity>
TL (
<bibRefCitation id="EFB14B439308FFD7771BFD3BC8C7099F" author="Ebert, D. A." box="[1113,1250,655,681]" pageId="51" pageNumber="52" refId="ref38720" refString="Ebert, D. A. (2003) Sharks, rays, and chimaeras of California. No. 71. University of California Press, Berkeley, California, 284 pp." type="book" year="2003">Ebert, 2003</bibRefCitation>
). Maximum size to at least
<quantity id="4CD89B579308FFD7724BFD07CD6B09FB" box="[265,334,691,717]" metricMagnitude="-1" metricUnit="m" metricValue="9.0" pageId="51" pageNumber="52" unit="cm" value="90.0">90 cm</quantity>
TL. Maximum age has been estimated to be 20 years for males and 17 years for females (
<bibRefCitation id="EFB14B439308FFD7767CFD07CD2509C7" author="Davis, C. D. &amp; Cailliet, G. M. &amp; Ebert, D. A." pageId="51" pageNumber="52" pagination="325 - 336" refId="ref38143" refString="Davis, C. D., Cailliet, G. M. &amp; Ebert, D. A. (2007) Age and growth of the roughtail skate Bathyraja trachura (Gilbert 1892) from the eastern North Pacific. Environmental Biology of Fishes, 80, 325 - 336. https: // doi. org / 10.1007 / s 10641 - 007 - 9224 - 7" type="journal article" year="2007">
Davis
<emphasis id="B954EAA09308FFD776CAFD07CC9109C7" italics="true" pageId="51" pageNumber="52">et al.</emphasis>
, 2007
</bibRefCitation>
). Feed mostly on benthic organisms, including annelids, shrimps, crabs, and fishes. Adults tend to prefer fishes, whereas juveniles consumer mostly invertebrates (
<bibRefCitation id="EFB14B439308FFD7705EFD4FCF800823" author="Ebert, D. A." box="[796,933,763,789]" pageId="51" pageNumber="52" refId="ref38720" refString="Ebert, D. A. (2003) Sharks, rays, and chimaeras of California. No. 71. University of California Press, Berkeley, California, 284 pp." type="book" year="2003">Ebert, 2003</bibRefCitation>
).
</paragraph>
<paragraph id="8B9F36B29308FFD77385FCAACEA90893" blockId="51.[151,1437,150,1005]" pageId="51" pageNumber="52">
<emphasis id="B954EAA09308FFD77385FCAACD06080E" bold="true" box="[199,291,798,824]" pageId="51" pageNumber="52">Habitat</emphasis>
. Found in deeper waters than hardnose skates that share similar ranges (
<bibRefCitation id="EFB14B439308FFD77731FCABC925080F" author="Ebert, D. A." box="[1139,1280,799,825]" pageId="51" pageNumber="52" refId="ref38720" refString="Ebert, D. A. (2003) Sharks, rays, and chimaeras of California. No. 71. University of California Press, Berkeley, California, 284 pp." type="book" year="2003">Ebert, 2003</bibRefCitation>
). Reported to prefer medium to cold temperatures and low oxygen environments compared to its congeners (
<bibRefCitation id="EFB14B439308FFD777F9FCF7C9B4086B" author="Kuhnz, L. A. &amp; Bizzarro, J. J. &amp; Ebert, D. A." box="[1211,1425,835,861]" pageId="51" pageNumber="52" pagination="1 - 11" refId="ref41058" refString="Kuhnz, L. A., Bizzarro, J. J. &amp; Ebert, D. A. (2019) In situ observations of deep-living skates in the eastern North Pacific. Deep- Sea Research Part I, 152, 1 - 11. https: // doi. org / 10.1016 / j. dsr. 2019.103104" type="journal article" year="2019">
Kuhnz
<emphasis id="B954EAA09308FFD7764CFCF7C963086B" box="[1294,1350,835,861]" italics="true" pageId="51" pageNumber="52">et al.</emphasis>
, 2019
</bibRefCitation>
). Unlike other members of the bathyrajids in the ENP, it is found over a wide range of substrates, from fine sediment to rocky environments (Kuthnz
<emphasis id="B954EAA09308FFD772BFFC3FCE100893" box="[509,565,907,933]" italics="true" pageId="51" pageNumber="52">et al.</emphasis>
, 2019).
</paragraph>
</subSubSection>
<subSubSection id="C33A65399308FFD07385FC1BCD420CBA" lastPageId="52" lastPageNumber="53" pageId="51" pageNumber="52" type="etymology">
<paragraph id="8B9F36B29308FFD77385FC1BCCD508DB" blockId="51.[151,1437,150,1005]" pageId="51" pageNumber="52">
<emphasis id="B954EAA09308FFD77385FC1BCD6B08FF" bold="true" box="[199,334,943,969]" pageId="51" pageNumber="52">Etymology.</emphasis>
The species was named after the Greek
<emphasis id="B954EAA09308FFD77069FC1BCF5808FF" box="[811,893,943,969]" italics="true" pageId="51" pageNumber="52">trachys</emphasis>
, meaning rough, referring to the thorny dorsal surface.
</paragraph>
<caption id="DF5F663A9308FFD773D5F82AC9190CEC" ID-DOI="http://doi.org/10.5281/zenodo.6601356" ID-Zenodo-Dep="6601356" httpUri="https://zenodo.org/record/6601356/files/figure.png" pageId="51" pageNumber="52" startId="51.[151,250,1950,1974]" targetBox="[505,1081,1040,1917]" targetPageId="51">
<paragraph id="8B9F36B29308FFD773D5F82AC9190CEC" blockId="51.[151,1436,1950,2011]" pageId="51" pageNumber="52">
<emphasis id="B954EAA09308FFD773D5F82ACD3A0C80" bold="true" box="[151,287,1950,1974]" pageId="51" pageNumber="52">FIGURE 39.</emphasis>
Scanning electron microscope images of the dermal denticles of
<taxonomicName id="4C204D319308FFD770F2F82AC8890C80" authority=", Btra" authorityName="Btra" box="[944,1196,1950,1974]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="51" pageNumber="52" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA09308FFD770F2F82AC8510C80" box="[944,1140,1950,1974]" italics="true" pageId="51" pageNumber="52">Bathyraja trachura</emphasis>
, Btra
</taxonomicName>
030613-2, 899 mm TL, mature male, from A. the first dorsal fin and B. the head region, behind the eyes. Photos by Justin Cordova (MLML).
</paragraph>
</caption>
<caption id="DF5F663A930FFFD073D5FB7CCCC50E32" ID-DOI="http://doi.org/10.5281/zenodo.6601358" ID-Zenodo-Dep="6601358" httpUri="https://zenodo.org/record/6601358/files/figure.png" pageId="52" pageNumber="53" startId="52.[151,250,1224,1248]" targetBox="[222,1391,201,1199]" targetPageId="52">
<paragraph id="8B9F36B2930FFFD073D5FB7CCCC50E32" blockId="52.[151,1436,1224,1284]" pageId="52" pageNumber="53">
<emphasis id="B954EAA0930FFFD073D5FB7CCD000FD6" bold="true" box="[151,293,1224,1248]" pageId="52" pageNumber="53">FIGURE 40.</emphasis>
Ventral view X-radiograph of
<taxonomicName id="4C204D31930FFFD07134FB7CCFA70FD6" authority=", CAS" authorityName="CAS" box="[630,898,1224,1248]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930FFFD07134FB7CCF650FD6" box="[630,832,1224,1248]" italics="true" pageId="52" pageNumber="53">Bathyraja trachura</emphasis>
, CAS
</taxonomicName>
243650, mature male. X-radiograph by Jon Fong (CAS).
</paragraph>
</caption>
<paragraph id="8B9F36B2930FFFD07385FA86C91A0D12" blockId="52.[151,1437,1330,2041]" pageId="52" pageNumber="53">
<emphasis id="B954EAA0930FFFD07385FA86CD430E7A" bold="true" box="[199,358,1330,1356]" pageId="52" pageNumber="53">Comparisons</emphasis>
.
<taxonomicName id="4C204D31930FFFD07236FA86CE680E7A" box="[372,589,1330,1356]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930FFFD07236FA86CE680E7A" box="[372,589,1330,1356]" italics="true" pageId="52" pageNumber="53">Bathyraja trachura</emphasis>
</taxonomicName>
is a wide-ranging, medium-sized skate that can be easily separated from its congeners in the ENP. Preorbital snout length significantly shorter than every species but
<taxonomicName id="4C204D31930FFFD077D2FAE3C91A0E46" baseAuthorityName="Beebe &amp; Tee-Van" baseAuthorityYear="1941" box="[1168,1343,1367,1392]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="spinosissima">
<emphasis id="B954EAA0930FFFD077D2FAE3C91A0E46" box="[1168,1343,1367,1392]" italics="true" pageId="52" pageNumber="53">B. spinosissima</emphasis>
</taxonomicName>
(F
<subScript id="17A434F7930FFFD07622FADCC9A00E40" attach="left" box="[1376,1413,1384,1398]" fontSize="6" pageId="52" pageNumber="53">6,104</subScript>
= 12.4, p &lt;0.0001). Large-bodied skates in the region (e.g.,
<taxonomicName id="4C204D31930FFFD07072FACFCFE20EA2" authorityName="Gilbert" authorityYear="1892" box="[816,967,1402,1428]" class="Elasmobranchii" family="Rajidae" genus="Raja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="abyssicola">
<emphasis id="B954EAA0930FFFD07072FACFCFE20EA2" box="[816,967,1402,1428]" italics="true" pageId="52" pageNumber="53">B. abyssicola</emphasis>
</taxonomicName>
,
<taxonomicName id="4C204D31930FFFD07094FACFC8740EA2" box="[982,1105,1402,1428]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="aleutica">
<emphasis id="B954EAA0930FFFD07094FACFC8740EA2" box="[982,1105,1402,1428]" italics="true" pageId="52" pageNumber="53">B. aleutica</emphasis>
</taxonomicName>
and
<taxonomicName id="4C204D31930FFFD077C8FACFC91F0EA2" baseAuthorityName="Beebe &amp; Tee-Van" baseAuthorityYear="1941" box="[1162,1338,1403,1428]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="spinosissima">
<emphasis id="B954EAA0930FFFD077C8FACFC91F0EA2" box="[1162,1338,1403,1428]" italics="true" pageId="52" pageNumber="53">B. spinosissima</emphasis>
</taxonomicName>
) display obvious coloration differences that separate them from
<taxonomicName id="4C204D31930FFFD07043FA2BCFA70E8E" box="[769,898,1438,1464]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930FFFD07043FA2BCFA70E8E" box="[769,898,1438,1464]" italics="true" pageId="52" pageNumber="53">B. trachura</emphasis>
</taxonomicName>
.
<taxonomicName id="4C204D31930FFFD070D2FA2AC85C0E8E" box="[912,1145,1438,1464]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="interrupta">
<emphasis id="B954EAA0930FFFD070D2FA2AC85C0E8E" box="[912,1145,1438,1464]" italics="true" pageId="52" pageNumber="53">Bathyraja interrupta</emphasis>
</taxonomicName>
, a similarly sized species, possesses middorsal, nuchal, and scapular thorns, which
<taxonomicName id="4C204D31930FFFD07054FA77CFBD0EEA" box="[790,920,1474,1500]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930FFFD07054FA77CFBD0EEA" box="[790,920,1474,1500]" italics="true" pageId="52" pageNumber="53">B. trachura</emphasis>
</taxonomicName>
lacks and has a pale ventral side compared to the dark surface of
<taxonomicName id="4C204D31930FFFD07231FA53CDD30D36" box="[371,502,1510,1536]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930FFFD07231FA53CDD30D36" box="[371,502,1510,1536]" italics="true" pageId="52" pageNumber="53">B. trachura</emphasis>
</taxonomicName>
.
<taxonomicName id="4C204D31930FFFD07147FA52CEFA0D36" box="[517,735,1510,1536]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="kincaidii">
<emphasis id="B954EAA0930FFFD07147FA52CEFA0D36" box="[517,735,1510,1536]" italics="true" pageId="52" pageNumber="53">Bathyraja kincaidii</emphasis>
</taxonomicName>
, which has similar thorns to
<taxonomicName id="4C204D31930FFFD0776BFA53C89E0D36" box="[1065,1211,1511,1536]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="interrupta">
<emphasis id="B954EAA0930FFFD0776BFA53C89E0D36" box="[1065,1211,1511,1536]" italics="true" pageId="52" pageNumber="53">B. interrupta</emphasis>
</taxonomicName>
, distinguishes itself from
<taxonomicName id="4C204D31930FFFD07397F9BFCD730D12" box="[213,342,1546,1572]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930FFFD07397F9BFCD730D12" box="[213,342,1546,1572]" italics="true" pageId="52" pageNumber="53">B. trachura</emphasis>
</taxonomicName>
in its long interdorsal space. In fact,
<taxonomicName id="4C204D31930FFFD071B7F9BFCF530D12" box="[757,886,1546,1572]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930FFFD071B7F9BFCF530D12" box="[757,886,1546,1572]" italics="true" pageId="52" pageNumber="53">B. trachura</emphasis>
</taxonomicName>
often lacks an interdorsal space entirely.
</paragraph>
<paragraph id="8B9F36B2930FFFD07385F99ACD420CBA" blockId="52.[151,1437,1330,2041]" pageId="52" pageNumber="53">
<taxonomicName id="4C204D31930FFFD07385F99ACD830D7E" box="[199,422,1582,1608]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930FFFD07385F99ACD830D7E" box="[199,422,1582,1608]" italics="true" pageId="52" pageNumber="53">Bathyraja trachura</emphasis>
</taxonomicName>
is closely related to
<taxonomicName id="4C204D31930FFFD071EBF99BCF440D7E" box="[681,865,1582,1608]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="microtrachys">
<emphasis id="B954EAA0930FFFD071EBF99BCF440D7E" box="[681,865,1582,1608]" italics="true" pageId="52" pageNumber="53">B. microtrachys</emphasis>
</taxonomicName>
morphologically, but can be distinguished from the later species based on several characteristics. Besides the coloration, dermal denticle, and morphological differences listed in the prior
<taxonomicName id="4C204D31930FFFD07298F9C3CEAE0DA6" box="[474,651,1654,1680]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="microtrachys">
<emphasis id="B954EAA0930FFFD07298F9C3CEAE0DA6" box="[474,651,1654,1680]" italics="true" pageId="52" pageNumber="53">B. microtrachys</emphasis>
</taxonomicName>
comparison, both species possess short and robust mature claspers, but
<taxonomicName id="4C204D31930FFFD073D5F92FCD6F0D82" box="[151,330,1690,1716]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="microtrachys">
<emphasis id="B954EAA0930FFFD073D5F92FCD6F0D82" box="[151,330,1690,1716]" italics="true" pageId="52" pageNumber="53">B. microtrachys</emphasis>
</taxonomicName>
has a very long pseudorhipidion that nearly touches the tip of the clasper. Conversely,
<taxonomicName id="4C204D31930FFFD07659F92FC9B90D82" box="[1307,1436,1690,1716]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930FFFD07659F92FC9B90D82" box="[1307,1436,1690,1716]" italics="true" pageId="52" pageNumber="53">B. trachura</emphasis>
</taxonomicName>
has a short pseudorhipidion that does not approach the tip. Further mature clasper differences exist, in that
<taxonomicName id="4C204D31930FFFD073D5F957CD390DCA" box="[151,284,1762,1788]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930FFFD073D5F957CD390DCA" box="[151,284,1762,1788]" italics="true" pageId="52" pageNumber="53">B. trachura</emphasis>
</taxonomicName>
possesses an external projection, whereas the structure is absent in
<taxonomicName id="4C204D31930FFFD0777AF957C8C80DCA" box="[1080,1261,1762,1788]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="microtrachys">
<emphasis id="B954EAA0930FFFD0777AF957C8C80DCA" box="[1080,1261,1762,1788]" italics="true" pageId="52" pageNumber="53">B. microtrachys</emphasis>
</taxonomicName>
. As with other species, the thorn counts can indicate differences between species.
<taxonomicName id="4C204D31930FFFD070C0F8B2C8A90C16" box="[898,1164,1798,1824]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="microtrachys">
<emphasis id="B954EAA0930FFFD070C0F8B2C8A90C16" box="[898,1164,1798,1824]" italics="true" pageId="52" pageNumber="53">Bathyraja microtrachys</emphasis>
</taxonomicName>
does not possess nuchal thorns, but the thorns are present in
<taxonomicName id="4C204D31930FFFD0716CF89FCE8A0C72" box="[558,687,1834,1860]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930FFFD0716CF89FCE8A0C72" box="[558,687,1834,1860]" italics="true" pageId="52" pageNumber="53">B. trachura</emphasis>
</taxonomicName>
.
<taxonomicName id="4C204D31930FFFD071FCF89ECFB20C72" box="[702,919,1834,1860]" class="Elasmobranchii" family="Arhynchobatidae" genus="Bathyraja" kingdom="Animalia" order="Rajiformes" pageId="52" pageNumber="53" phylum="Chordata" rank="species" species="trachura">
<emphasis id="B954EAA0930FFFD071FCF89ECFB20C72" box="[702,919,1834,1860]" italics="true" pageId="52" pageNumber="53">Bathyraja trachura</emphasis>
</taxonomicName>
is the only species in the study that possesses nuchal thorns, but lacks middorsal or scapular thorns. Other species either possess thorns in all those locations, or lack them entirely.
</paragraph>
</subSubSection>
<subSubSection id="C33A6539930FFFD07385F822C8DE0CCF" pageId="52" pageNumber="53" type="discussion">
<paragraph id="8B9F36B2930FFFD07385F822C8DE0CCF" blockId="52.[151,1437,1330,2041]" pageId="52" pageNumber="53">
<emphasis id="B954EAA0930FFFD07385F822CD110C86" bold="true" box="[199,308,1942,1968]" pageId="52" pageNumber="53">Remarks</emphasis>
. Reported to be one of the most abundant skates in its range and distribution and has the widest habitat preference when compared to its congeners (
<bibRefCitation id="EFB14B43930FFFD071A6F80ECF980CE2" author="Kuhnz, L. A. &amp; Bizzarro, J. J. &amp; Ebert, D. A." box="[740,957,1978,2005]" pageId="52" pageNumber="53" pagination="1 - 11" refId="ref41058" refString="Kuhnz, L. A., Bizzarro, J. J. &amp; Ebert, D. A. (2019) In situ observations of deep-living skates in the eastern North Pacific. Deep- Sea Research Part I, 152, 1 - 11. https: // doi. org / 10.1016 / j. dsr. 2019.103104" type="journal article" year="2019">
Kuhnz
<emphasis id="B954EAA0930FFFD0707BF80FCF570CE2" box="[825,882,1978,2004]" italics="true" pageId="52" pageNumber="53">et al.</emphasis>
, 2019
</bibRefCitation>
). This species has been reported to exhibit leucism, with a partially albino specimen coming from the coast of
<collectingRegion id="49E4F850930FFFD070C9F86ACFD80CCE" box="[907,1021,2014,2040]" country="United States of America" name="California" pageId="52" pageNumber="53">California</collectingRegion>
(
<bibRefCitation id="EFB14B43930FFFD07749F86AC8CA0CCF" author="Bigman, J. S. &amp; Knuckey, J. D. S. &amp; Ebert, D. A." box="[1035,1263,2014,2041]" pageId="52" pageNumber="53" pagination="579 - 587" refId="ref37154" refString="Bigman, J. S., Knuckey, J. D. S. &amp; Ebert, D. A. (2015) Color aberrations in Chondrichthyan fishes: First records in the genus Bathyraja (Chondrichthyes: Rajiformes: Arhynchobatidae). Marine Biodiversity, 46 (2015), 579 - 587. https: // doi. org / 10.1007 / s 12526 - 015 - 0403 - z" type="journal article" year="2015">
Bigman
<emphasis id="B954EAA0930FFFD0772EF86BC8800CCE" box="[1132,1189,2014,2040]" italics="true" pageId="52" pageNumber="53">et al.</emphasis>
, 2015
</bibRefCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>