treatments-xml/data/03/A2/CB/03A2CB16FF94A22BFF36FC6AFB6DF868.xml
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<mods:title id="AF7F8307A9952B3D00CF7B6D5F319D9F">Bitentaculate Cirratulidae (Annelida, Polychaeta) collected chiefly during cruises of the R / V Anton Bruun, USNS Eltanin, USCG Glacier, R / V Hero, RVIB Nathaniel B. Palmer, and R / V Polarstern from the Southern Ocean, Antarctica, and off Western South America</mods:title>
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<mods:namePart id="4FF306B19834FCC80B5EAAAC9C869B14">Blake, James A.</mods:namePart>
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<emphasis id="B97FA612FF94A22BFF36FC6AFDAFFC2A" bold="true" box="[151,554,980,1006]" pageId="97" pageNumber="98">
<emphasis id="B97FA612FF94A22BFF36FC6AFE02FC2A" bold="true" box="[151,391,980,1006]" italics="true" pageId="97" pageNumber="98">Chaetozone spinosa</emphasis>
<bibRefCitation id="EF9A07F1FF94A22BFE2FFC6AFDAFFC2A" author="Moore, J. P." box="[398,554,980,1006]" pageId="97" pageNumber="98" pagination="401 - 490" refId="ref86480" refString="Moore, J. P. (1903) Polychaeta from the coastal slope of Japan and from Kamchatka and the Bering Sea. Proceedings of the Philadelphia Academy of Natural Sciences, 55, 401 - 490, pls. 23 - 27." type="journal article" year="1903">Moore, 1903</bibRefCitation>
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<taxonomicName id="4C0B0183FF94A22BFF36FBA4FDDEFBF4" ID-CoL="TF2T" authority="Moore, 1903: 468 - 470" authorityName="Moore" authorityPageNumber="468 - 470" authorityYear="1903" box="[151,603,1050,1072]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="97" pageNumber="98" phylum="Annelida" rank="species" species="spinosa">
<emphasis id="B97FA612FF94A22BFF36FBA4FEE1FBF4" box="[151,356,1050,1072]" italics="true" pageId="97" pageNumber="98">Chaetozone spinosa</emphasis>
<bibRefCitation id="EF9A07F1FF94A22BFECDFBA5FDDEFBF4" author="Moore, J. P." box="[364,603,1050,1072]" pageId="97" pageNumber="98" pagination="401 - 490" refId="ref86480" refString="Moore, J. P. (1903) Polychaeta from the coastal slope of Japan and from Kamchatka and the Bering Sea. Proceedings of the Philadelphia Academy of Natural Sciences, 55, 401 - 490, pls. 23 - 27." type="journal article" year="1903">Moore, 1903: 468470</bibRefCitation>
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, pl. 26, figs. 7374;
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<bibRefCitation id="EF9A07F1FF94A22BFC95FBA4FB29FBF4" author="Imajima, M. &amp; Hartman, O." box="[820,1196,1050,1072]" pageId="97" pageNumber="98" pagination="1 - 452" refId="ref85595" refString="Imajima, M. &amp; Hartman, O. (1964) The polychaetous annelids of Japan. Allan Hancock Foundation Publications, Occasional Paper, 26, 1 - 452." type="journal article" year="1964">Imajima &amp; Hartman 1964: 297298</bibRefCitation>
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;
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<bibRefCitation id="EF9A07F1FF94A22BFB19FBA4FA1DFBF4" author="Blake, J. A." box="[1208,1432,1050,1072]" pageId="97" pageNumber="98" pagination="263 - 384" refId="ref82272" refString="Blake, J. A. (1996) Chapter 8. Family Cirratulidae. In: Blake, J. A., Hilbig, B. &amp; Scott, P. H. (Eds.), Taxonomic Atlas of the Santa Maria Basin and Western Santa Barbara Channel. Vol. 6. Annelida Part 3. Polychaeta: Orbiniidae to Cossuridae. Santa Barbara Museum of Natural History, Santa Barbara, pp. 263 - 384." type="book chapter" year="1996">Blake 1996: 300303</bibRefCitation>
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, figs. 8.138.14;
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<bibRefCitation id="EF9A07F1FF94A22BFECDFB87FD8CFB8B" author="Blake, J. A." box="[364,521,1081,1103]" pageId="97" pageNumber="98" pagination="45 - 57" refId="ref82355" refString="Blake, J. A. (2006) New species and records of deep-water Cirratulidae (Polychaeta) from off Northern California. Scientia Marina, 70 (Supplement 3), 45 - 57. https: // doi. org / 10.3989 / scimar. 2006.70 s 345" type="journal article" year="2006">Blake 2006: 54</bibRefCitation>
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, fig. 6EI.
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<collectingRegion id="49CFB4E2FF94A22BFF36FBC2FF7AFB51" box="[151,255,1148,1173]" pageId="97" pageNumber="98">Material</collectingRegion>
examined.
<collectingRegion id="49CFB4E2FF94A22BFE30FBC2FE3FFB51" box="[401,442,1148,1173]" pageId="97" pageNumber="98">Off</collectingRegion>
</emphasis>
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<collectingCountry id="F31C3A90FF94A22BFE67FBC2FD84FB51" box="[454,513,1148,1173]" name="Peru" pageId="97" pageNumber="98">Peru</collectingCountry>
,
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,
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,
<collectionCode id="ED1AE2C5FF94A22BFCDEFBC2FC17FB50" box="[895,914,1148,1172]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="97" pageNumber="98">R</collectionCode>
/
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<collectorName id="26FE1FD6FF94A22BFC1AFBC2FB05FB50" box="[955,1152,1148,1172]" pageId="97" pageNumber="98">
<emphasis id="B97FA612FF94A22BFC1AFBC2FBD5FB50" box="[955,1104,1148,1172]" italics="true" pageId="97" pageNumber="98">Anton Bruun</emphasis>
Cr.
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17,
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663-C,
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,
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,
<collectorName id="26FE1FD6FF94A22BFEA7FB21FEE0FB7C" box="[262,357,1183,1208]" pageId="97" pageNumber="98">Menzies</collectorName>
trawl,
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<elevation id="00269D33FF94A22BFE12FB1EFD8FFB73" box="[435,522,1184,1208]" metricMagnitude="3" metricUnit="m" metricValue="4.1" pageId="97" pageNumber="98" unit="m" value="4100.0">4100 m</elevation>
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,
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<materialsCitation id="3B63705DFF94A22BFD06FB1EFCF2FB7C" ID-GBIF-Occurrence="2609010059" box="[679,887,1184,1208]" collectionCode="V" country="Peru" pageId="97" pageNumber="98" specimenCode="USNM 1490777" specimenCount="1" stateProvince="Peru-Chile Trench">
(
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)
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.
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<paragraph id="8BB47A00FF94A22BFF66FB7AFEF3FA8C" blockId="97.[151,1437,1148,1965]" pageId="97" pageNumber="98">
<emphasis id="B97FA612FF94A22BFF66FB7AFE45FB19" bold="true" box="[199,448,1220,1245]" pageId="97" pageNumber="98">Descriptive remarks</emphasis>
.
<taxonomicName id="4C0B0183FF94A22BFE74FB7AFD3BFB18" authorityName="Moore" authorityYear="1903" box="[469,702,1220,1245]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="97" pageNumber="98" phylum="Annelida" rank="species" species="spinosa">
<emphasis id="B97FA612FF94A22BFE74FB7AFD3BFB18" box="[469,702,1220,1245]" italics="true" pageId="97" pageNumber="98">Chaetozone spinosa</emphasis>
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is a deep-sea species previously known from off
<collectingCountry id="F31C3A90FF94A22BFA87FB7BFAE3FB18" box="[1318,1382,1221,1244]" name="Japan" pageId="97" pageNumber="98">Japan</collectingCountry>
and northern California (
<bibRefCitation id="EF9A07F1FF94A22BFE23FB59FD8FFAC4" author="Blake, J. A." box="[386,522,1255,1280]" pageId="97" pageNumber="98" pagination="263 - 384" refId="ref82272" refString="Blake, J. A. (1996) Chapter 8. Family Cirratulidae. In: Blake, J. A., Hilbig, B. &amp; Scott, P. H. (Eds.), Taxonomic Atlas of the Santa Maria Basin and Western Santa Barbara Channel. Vol. 6. Annelida Part 3. Polychaeta: Orbiniidae to Cossuridae. Santa Barbara Museum of Natural History, Santa Barbara, pp. 263 - 384." type="book chapter" year="1996">Blake 1996</bibRefCitation>
, 2006). The two incomplete specimens from the Peru-Chile Trench are smaller than those from off California but agree well with the descriptions presented in those two papers. A brief description follows.
</paragraph>
<paragraph id="8BB47A00FF94A22BFF66FAEBFEC9F9E4" blockId="97.[151,1437,1148,1965]" pageId="97" pageNumber="98">
In this species, the body is thickest anteriorly and broadly flattened dorsally (
<bibRefCitation id="EF9A07F1FF94A22BFBC3FAEAFB68FAA9" author="Blake, J. A." box="[1122,1261,1364,1389]" pageId="97" pageNumber="98" pagination="45 - 57" refId="ref82355" refString="Blake, J. A. (2006) New species and records of deep-water Cirratulidae (Polychaeta) from off Northern California. Scientia Marina, 70 (Supplement 3), 45 - 57. https: // doi. org / 10.3989 / scimar. 2006.70 s 345" type="journal article" year="2006">Blake 2006</bibRefCitation>
:
<figureCitation id="13306685FF94A22BFB5CFAEAFADDFAA9" box="[1277,1368,1364,1389]" captionStart="FIGURE 6" captionStartId="18.[151,250,1482,1504]" captionTargetBox="[157,1413,185,1473]" captionTargetId="figure@18.[151,1435,175,1475]" captionTargetPageId="18" captionText="FIGURE 6. Aphelochaeta brandtae n. sp. A, paratype (SMF 24956), anterior end, dorsal view; B, holotype (SMF 24954), anterior end, right lateral view." figureDoi="http://doi.org/10.5281/zenodo.3771226" httpUri="https://zenodo.org/record/3771226/files/figure.png" pageId="97" pageNumber="98">Fig. 6E</figureCitation>
). The prostomium is short, triangular, and fused with and mostly indistinguishable from the peristomium. The prostomium and peristomium together form a large, heart-shaped head that is distinctly set off from a reduced segment 1 (
<bibRefCitation id="EF9A07F1FF94A22BFEBFFA01FE2CFA1C" author="Blake, J. A." box="[286,425,1471,1496]" pageId="97" pageNumber="98" pagination="45 - 57" refId="ref82355" refString="Blake, J. A. (2006) New species and records of deep-water Cirratulidae (Polychaeta) from off Northern California. Scientia Marina, 70 (Supplement 3), 45 - 57. https: // doi. org / 10.3989 / scimar. 2006.70 s 345" type="journal article" year="2006">Blake 2006</bibRefCitation>
:
<figureCitation id="13306685FF94A22BFE17FA01FE7EFA1C" box="[438,507,1471,1496]" captionStart="FIGURE 6" captionStartId="18.[151,250,1482,1504]" captionTargetBox="[157,1413,185,1473]" captionTargetId="figure@18.[151,1435,175,1475]" captionTargetPageId="18" captionText="FIGURE 6. Aphelochaeta brandtae n. sp. A, paratype (SMF 24956), anterior end, dorsal view; B, holotype (SMF 24954), anterior end, right lateral view." figureDoi="http://doi.org/10.5281/zenodo.3771226" httpUri="https://zenodo.org/record/3771226/files/figure.png" pageId="97" pageNumber="98">Fig. 6</figureCitation>
EF). Segment 1 lies between the peristomium and setiger 1 and is visible both dorsally and laterally (
<bibRefCitation id="EF9A07F1FF94A22BFE32FA5AFD9FFA39" author="Blake, J. A." box="[403,538,1508,1533]" pageId="97" pageNumber="98" pagination="45 - 57" refId="ref82355" refString="Blake, J. A. (2006) New species and records of deep-water Cirratulidae (Polychaeta) from off Northern California. Scientia Marina, 70 (Supplement 3), 45 - 57. https: // doi. org / 10.3989 / scimar. 2006.70 s 345" type="journal article" year="2006">Blake 2006</bibRefCitation>
:
<figureCitation id="13306685FF94A22BFD84FA5AFDFCFA39" box="[549,633,1508,1533]" captionStart="FIGURE 6" captionStartId="18.[151,250,1482,1504]" captionTargetBox="[157,1413,185,1473]" captionTargetId="figure@18.[151,1435,175,1475]" captionTargetPageId="18" captionText="FIGURE 6. Aphelochaeta brandtae n. sp. A, paratype (SMF 24956), anterior end, dorsal view; B, holotype (SMF 24954), anterior end, right lateral view." figureDoi="http://doi.org/10.5281/zenodo.3771226" httpUri="https://zenodo.org/record/3771226/files/figure.png" pageId="97" pageNumber="98">Fig. 6F</figureCitation>
); the first pair of branchiae arise on this reduced segment as apparently do the tentacles.
</paragraph>
<paragraph id="8BB47A00FF94A22BFF66F992FBDAF911" blockId="97.[151,1437,1148,1965]" pageId="97" pageNumber="98">
Setiger 1 is larger than following ones, bearing a pair of branchiae located dorsal to notochaetae. Setae of anterior segments include capillaries; long natatory capillaries are present on the two specimens here. The noto- and neurosetal fascicles of capillaries nearly merge laterally, with little space between them. Neuropodial acicular spines are present from setigers 2125 (per
<bibRefCitation id="EF9A07F1FF94A22BFD34F929FC98F974" author="Blake, J. A." box="[661,797,1687,1712]" pageId="97" pageNumber="98" pagination="45 - 57" refId="ref82355" refString="Blake, J. A. (2006) New species and records of deep-water Cirratulidae (Polychaeta) from off Northern California. Scientia Marina, 70 (Supplement 3), 45 - 57. https: // doi. org / 10.3989 / scimar. 2006.70 s 345" type="journal article" year="2006">Blake 2006</bibRefCitation>
), but in the present smaller specimens they occur from setiger 1213; notopodial acicular spines occur from setiger
<quantity id="4CF3D7E5FF94A22BFC9CF902FCF3F911" box="[829,886,1724,1749]" metricMagnitude="-1" metricUnit="m" metricValue="7.366" pageId="97" pageNumber="98" unit="in" value="29.0">29 in</quantity>
the larger specimen.
</paragraph>
<paragraph id="8BB47A00FF94A22BFF66F961FB28F884" blockId="97.[151,1437,1148,1965]" pageId="97" pageNumber="98">
<emphasis id="B97FA612FF94A22BFF66F961FE1CF93C" bold="true" box="[199,409,1759,1784]" pageId="97" pageNumber="98">General remarks.</emphasis>
The two specimens, while incomplete, are well preserved and retain the form of the unusual pre-setal “head” that dominates the anterior end and provides ready recognition for this species. The narrow achaetous segments between the “head” and setigerous segments are as previously described.
</paragraph>
<paragraph id="8BB47A00FF94A22BFF66F8F2FDF2F84C" blockId="97.[151,1437,1148,1965]" pageId="97" pageNumber="98">
<taxonomicName id="4C0B0183FF94A22BFF66F8F2FE29F8A0" authorityName="Moore" authorityYear="1903" box="[199,428,1868,1893]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="97" pageNumber="98" phylum="Annelida" rank="species" species="spinosa">
<emphasis id="B97FA612FF94A22BFF66F8F2FE29F8A0" box="[199,428,1868,1893]" italics="true" pageId="97" pageNumber="98">Chaetozone spinosa</emphasis>
</taxonomicName>
is a deep-sea species; the present specimens from the Peru-Chile Trench represent its deepest record and most southern location.
</paragraph>
</subSubSection>
<subSubSection id="C311298BFF94A22BFF66F82AFB6DF868" box="[199,1256,1940,1965]" pageId="97" pageNumber="98" type="distribution">
<paragraph id="8BB47A00FF94A22BFF66F82AFB6DF868" blockId="97.[151,1437,1148,1965]" box="[199,1256,1940,1965]" pageId="97" pageNumber="98">
<emphasis id="B97FA612FF94A22BFF66F82AFEE5F869" bold="true" box="[199,352,1940,1965]" pageId="97" pageNumber="98">Distribution.</emphasis>
Off
<collectingCountry id="F31C3A90FF94A22BFE35F82BFE52F868" box="[404,471,1941,1964]" name="Japan" pageId="97" pageNumber="98">Japan</collectingCountry>
,
<quantity id="4CF3D7E5FF94A22BFE43F82AFDA9F868" box="[482,556,1940,1964]" metricMagnitude="2" metricUnit="m" metricValue="2.8" pageId="97" pageNumber="98" unit="m" value="280.0">280 m</quantity>
; off California, ca.
<quantity id="4CF3D7E5FF94A22BFCA4F82AFC26F868" box="[773,931,1940,1964]" metricMagnitude="3" metricUnit="m" metricValue="2.55" metricValueMax="3.1" metricValueMin="2.0" pageId="97" pageNumber="98" unit="m" value="2550.0" valueMax="3100.0" valueMin="2000.0">20003100 m</quantity>
; Peru-Chile Trench,
<quantity id="4CF3D7E5FF94A22BFB2AF82AFB66F868" box="[1163,1251,1940,1964]" metricMagnitude="3" metricUnit="m" metricValue="4.1" pageId="97" pageNumber="98" unit="m" value="4100.0">4100 m</quantity>
.
</paragraph>
</subSubSection>
</treatment>
</document>