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<mods:title id="0EBB217B33E0D24D63A8FB0BBA787B37">New insights into the identities of the elasmobranch fauna of Sri Lanka</mods:title>
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<taxonomicName id="7984E2A7DA363E500AC1F914FD77F92E" authority="Pavan-Kumar, Kumar &amp; Borsa" authorityName="Pavan-Kumar, Kumar &amp; Borsa" authorityYear="2017" box="[151,761,1685,1711]" class="Chondrichthyes" family="Dasyatidae" genus="Neotrygon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myliobatiformes" pageId="12" pageNumber="213" phylum="Chordata" rank="species" species="indica">
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<emphasis id="8CF04536DA363E500AC1F914FEE6F92E" bold="true" box="[151,360,1685,1711]" italics="true" pageId="12" pageNumber="213">Neotrygon indica</emphasis>
Pavan-Kumar, Kumar &amp; Borsa
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(
<figureCitation id="26BF85A1DA363E500AC9F936FE8EF951" box="[159,256,1719,1744]" captionStart="FIGURE 2" captionStartId="5.[151,250,1856,1878]" captionTargetBox="[174,1416,202,1827]" captionTargetId="figure@5.[163,1428,193,1835]" captionTargetPageId="5" captionText="FIGURE 2. Neighbor-Joining trees of p-distances based on 1,044 bp of aligned NADH2 sequence data for individual batoid genera or groups of genera. Taxon names are followed by country, host specimen number (in parentheses), and GenBank number. Outgroup taxa used in each analysis were omitted from the individual trees. Scale bar values indicate substitutions per site. Specimens deposited in the Blue Resources Trust Ichthyology Collection are indicted by stars (see text for details). A. Aetobatus (Aetobatidae). B. Brevitrygon (Dasyatidae). C. Himantura (Dasyatidae). D. Maculabatis (Dasyatidae). E. Neotrygon (Dasyatidae). F. Pastinachus (Dasyatidae). G. Pateobatis (Dasyatidae). H. Urogymnus (Dasyatidae)." httpUri="https://zenodo.org/record/2637240/files/figure.png" pageId="12" pageNumber="213">Figs. 2E</figureCitation>
,
<figureCitation id="26BF85A1DA363E500B5AF939FEC1F951" box="[268,335,1720,1744]" captionStart="FIGURE 9" captionStartId="13.[151,250,1923,1945]" captionTargetBox="[151,1436,591,1901]" captionTargetId="figure@13.[151,1436,591,1901]" captionTargetPageId="13" captionText="FIGURE 9. Neotrygon indica (AB) and Pastinachus ater (CE) (Dasyatidae). A. Dorsal surface of mature male (SL-72). B. Dorsal surface of female (SL-24). C. Dorsal surface of mature male (SL-39). D. Scapular denticles of mature male (SL-39). E. Oronasal region of mature male (SL-39)." httpUri="https://zenodo.org/record/2637254/files/figure.png" pageId="12" pageNumber="213">9A, B</figureCitation>
)
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<paragraph id="BE3B9924DA363E510AC1F881FD1DFEE4" blockId="12.[151,1436,1791,2032]" lastBlockId="13.[151,1436,151,536]" lastPageId="13" lastPageNumber="214" pageId="12" pageNumber="213">
In total, seven specimens of
<taxonomicName id="7984E2A7DA363E500B82F880FD31F899" authority="Castelnau" authorityName="Castelnau" authorityYear="1873" box="[468,703,1791,1816]" class="Chondrichthyes" family="Dasyatidae" genus="Neotrygon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myliobatiformes" pageId="12" pageNumber="213" phylum="Chordata" rank="genus">
<emphasis id="8CF04536DA363E500B82F880FDC4F899" box="[468,586,1793,1816]" italics="true" pageId="12" pageNumber="213">Neotrygon</emphasis>
Castelnau
</taxonomicName>
were examined. These came from a landing site in Pukulam (SL- 11) in the
<collectingRegion id="7C4057C6DA363E500B59F8A2FDABF8BD" box="[271,549,1827,1852]" country="Sri Lanka" name="North Western" pageId="12" pageNumber="213">North Western Province</collectingRegion>
, fish markets in Kottadi (SL-23, SL-24, and SL-25), Erinchamman Kovilady (SL-47), and Vankalai (SL-67) in the
<collectingRegion id="7C4057C6DA363E500807F8C6FCA6F8E1" box="[593,808,1863,1888]" country="Sri Lanka" name="Northern" pageId="12" pageNumber="213">Northern Province</collectingRegion>
, and the landing site in Mutur (SL-72) in the
<collectingRegion id="7C4057C6DA363E500F1EF8C9FF70F805" country="Sri Lanka" name="Eastern" pageId="12" pageNumber="213">Eastern Province</collectingRegion>
. These specimens formed a tight cluster in the tree resulting from the Neighbor-Joining analysis. They differed from one another by 010 bp. They clustered most closely with our reference specimen of the species referred to as
<taxonomicName id="7984E2A7DA363E500B66F834FE63F84D" baseAuthorityName="Müller &amp; Henle" baseAuthorityYear="1841" box="[304,493,1971,1996]" class="Chondrichthyes" family="Dasyatidae" genus="Neotrygon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myliobatiformes" pageId="12" pageNumber="213" phylum="Chordata" rank="species" species="kuhlii">
<emphasis id="8CF04536DA363E500B66F834FE63F84D" box="[304,493,1971,1996]" italics="true" pageId="12" pageNumber="213">Neotrygon kuhlii</emphasis>
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3 by
<bibRefCitation id="DA15E4D5DA363E50087DF832FC96F84D" author="Naylor" box="[555,792,1971,1996]" etAl="et al." firstAuthor="Naylor" pageId="12" pageNumber="213" pagination="1 - 262" refId="ref19577" refString="Naylor, G. J. P., Caira, J. N., Jensen, K., Rosana, K. A. M., White, W. T. &amp; Last, P. R. (2012 a) A DNA sequence-based approach to the identification of shark and ray species and its implications for global elasmobranch diversity and parasitology. Bulletin of the American Museum of Natural History, 367, 1 - 262." type="journal article" year="2012" yearSuffix="a">
Naylor
<emphasis id="8CF04536DA363E500829F834FD39F84D" box="[639,695,1971,1996]" italics="true" pageId="12" pageNumber="213">et al.</emphasis>
(2012a)
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. However, they differed from that specimen by 2025 bp, suggesting that the Sri Lankan specimens may represent a distinct species. Although NADH2 data are not available for the recently described
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<emphasis id="8CF04536DA373E510BECFF18FDF3FF31" box="[442,637,151,176]" italics="true" pageId="13" pageNumber="214">Neotrygon indica</emphasis>
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, the specimens from
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are morphologically consistent with the description of that species of
<bibRefCitation id="DA15E4D5DA373E510BB1FF3CFC94FF55" author="Pavan-Kumar" box="[487,794,188,213]" etAl="et al." firstAuthor="Pavan-Kumar" pageId="13" pageNumber="214" pagination="120 - 130" refId="ref19661" refString="Pavan-Kumar, A., Kumar, R., Pitale, P., Shen, K. - N. &amp; Borsa, P. (2018) Neotrygon indica sp. nov., the Indian Ocean bluespotted maskray (Myliobatoidei, Dasyatidae). Comptes Rendus Biologies, 341, 120 - 130. https: // doi. org / 10.1016 / j. crvi. 2018.01.004" type="journal article" year="2018">
Pavan-Kumar
<emphasis id="8CF04536DA373E5108DDFF3CFD4AFF54" box="[651,708,188,213]" italics="true" pageId="13" pageNumber="214">et al.</emphasis>
(2018)
</bibRefCitation>
. Further supporting these findings is the fact that two of our specimens were landed at fish markets or landing sites adjacent to the Gulf of Mannar—the body of water in which the
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locality of
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<emphasis id="8CF04536DA373E510B98FE84FDB6FE9C" box="[462,568,260,285]" italics="true" pageId="13" pageNumber="214">N. indica</emphasis>
</taxonomicName>
is also found (i.e., the Inico Nagar, Tuticorin fish landing centre [
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,
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] in
<collectingCountry id="C693D9B4DA373E510B7FFEA6FEE8FEC1" box="[297,358,295,320]" name="India" pageId="13" pageNumber="214">India</collectingCountry>
;
<bibRefCitation id="DA15E4D5DA373E510B20FEA9FD2EFEC1" author="Pavan-Kumar" box="[374,672,295,320]" etAl="et al." firstAuthor="Pavan-Kumar" pageId="13" pageNumber="214" pagination="120 - 130" refId="ref19661" refString="Pavan-Kumar, A., Kumar, R., Pitale, P., Shen, K. - N. &amp; Borsa, P. (2018) Neotrygon indica sp. nov., the Indian Ocean bluespotted maskray (Myliobatoidei, Dasyatidae). Comptes Rendus Biologies, 341, 120 - 130. https: // doi. org / 10.1016 / j. crvi. 2018.01.004" type="journal article" year="2018">
Pavan-Kumar
<emphasis id="8CF04536DA373E51084BFEA8FDD4FEC1" box="[541,602,295,320]" italics="true" pageId="13" pageNumber="214">et al.</emphasis>
2018
</bibRefCitation>
). A voucher specimen of this species was deposited in the BRT Ichthyology Collection (SL-67; BRT-I 0016).
</paragraph>
<paragraph id="BE3B9924DA373E510A91FEEEFF6BFD99" blockId="13.[151,1436,151,536]" pageId="13" pageNumber="214">
This is likely the species referred to as
<taxonomicName id="7984E2A7DA373E5108D1FEF0FB8CFE09" authority="(Muller &amp; Henle)" baseAuthorityName="Muller &amp; Henle" box="[647,1026,367,392]" class="Chondrichthyes" family="Dasyatidae" genus="Dasyatis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myliobatiformes" pageId="13" pageNumber="214" phylum="Chordata" rank="species" species="kuhlii">
<emphasis id="8CF04536DA373E5108D1FEF0FCBFFE09" box="[647,817,367,392]" italics="true" pageId="13" pageNumber="214">Dasyatis kuhlii</emphasis>
(Müller &amp; Henle)
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in
<collectingCountry id="C693D9B4DA373E510E7EFEEEFB19FE09" box="[1064,1175,367,392]" name="Sri Lanka" pageId="13" pageNumber="214">Sri Lanka</collectingCountry>
(
<bibRefCitation id="DA15E4D5DA373E510EF1FEF1FA19FE09" author="De Bruin" box="[1191,1431,367,392]" etAl="et al." firstAuthor="De Bruin" pageId="13" pageNumber="214" refId="ref17417" refString="De Bruin, G. H. P., Russell, B. C. &amp; Bogusch, A. (1995) FAO Species Identification Field Guide for Fisheries Purposes. The Marine Fishery Resources of Sri Lanka. FAO, Rome, Italy, 400 pp." type="book" year="1995">
De Bruin
<emphasis id="8CF04536DA373E510F4CFEF0FADAFE09" box="[1306,1364,367,392]" italics="true" pageId="13" pageNumber="214">et al.</emphasis>
1995
</bibRefCitation>
;
<bibRefCitation id="DA15E4D5DA373E510AC1FE15FEE7FE2D" author="Moron" box="[151,361,404,429]" etAl="et al." firstAuthor="Moron" pageId="13" pageNumber="214" pagination="142 - 157" refId="ref19181" refString="Moron, J., Bertrand, B. &amp; Last, P. (1998) A check-list of sharks and rays of western Sri Lanka. Journal of the Marine Biological Association of India, 40, 142 - 157." type="journal article" year="1998">
Morón
<emphasis id="8CF04536DA373E510ABAFE14FEA8FE2C" box="[236,294,404,429]" italics="true" pageId="13" pageNumber="214">et al.</emphasis>
1998
</bibRefCitation>
;
<bibRefCitation id="DA15E4D5DA373E510B20FE14FD95FE2C" author="De Silva" box="[374,539,404,429]" firstAuthor="De Silva" pageId="13" pageNumber="214" pagination="294 - 301" refId="ref17594" refString="De Silva, R. I. (2006) Taxonomy and status of the sharks and rays of Sri Lanka. In: Bambaradeniya, C. N. B. (Ed.), The Fauna of Sri Lanka: Status of Taxonomy, Research and Conservation. The World Conservation Union (IUCN), Sri Lanka and Government of Sri Lanka, Colombo, Sri Lanka, pp. 294 - 301." type="book chapter" year="2006">De Silva 2006</bibRefCitation>
)—a taxon now assigned to the genus
<taxonomicName id="7984E2A7DA373E510986FE14FBC8FE2D" authorityName="Castelnau" authorityYear="1873" box="[976,1094,405,428]" class="Chondrichthyes" family="Dasyatidae" genus="Neotrygon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myliobatiformes" pageId="13" pageNumber="214" phylum="Chordata" rank="genus">
<emphasis id="8CF04536DA373E510986FE14FBC8FE2D" box="[976,1094,405,428]" italics="true" pageId="13" pageNumber="214">Neotrygon</emphasis>
</taxonomicName>
(see
<bibRefCitation id="DA15E4D5DA373E510ED3FE14FAEAFE2D" author="Last &amp; White" box="[1157,1380,404,429]" firstAuthor="Last" pageId="13" pageNumber="214" pagination="315 - 325" refId="ref18670" refString="Last, P. R. &amp; White, W. T. (2008) Resurrection of the genus Neotrygon Castelnau (Myliobatoidei: Dasyatidae) with the description of Neotrygon picta sp. nov., a new species from northern Australia. CSIRO Marine and Atmospheric Research Paper, 022, 315 - 325." type="book chapter" year="2008">Last &amp; White 2008</bibRefCitation>
) and known to belong to a species complex that includes several new regionally distributed species (
<bibRefCitation id="DA15E4D5DA373E510E87FE39FA16FE51" author="Borsa" box="[1233,1432,439,464]" etAl="et al." firstAuthor="Borsa" pageId="13" pageNumber="214" pagination="417 - 426" refId="ref16760" refString="Borsa, P., Shen, K. N., Arlyza, I. S. &amp; Hoareau, T. B. (2016) Multiple cryptic species in the blue-spotted maskray (Myliobatoidei: Dasyatidae: Neotrygon spp.): An update. Comptes Rendus Biologies, 339, 417 - 426. https: // doi. org / 10.1016 / j. crvi. 2016.07.004" type="journal article" year="2016">
Borsa
<emphasis id="8CF04536DA373E510F4AFE38FADBFE51" box="[1308,1365,439,464]" italics="true" pageId="13" pageNumber="214">et al.</emphasis>
2016
</bibRefCitation>
, 2018;
<bibRefCitation id="DA15E4D5DA373E510A8BFE5CFE17FE74" author="Last" box="[221,409,476,501]" etAl="et al." firstAuthor="Last" pageId="13" pageNumber="214" pagination="533 - 561" refId="ref18924" refString="Last, P. R., White, W. T. &amp; Seret, B. (2016 c) Taxonomic status of maskrays of the Neotrygon kuhlii species complex (Myliobatoidei: Dasyatidae) with the description of three new species from the Indo-West Pacific. Zootaxa, 4083 (4), 533 - 561. https: // doi. org / 10.11646 / zootaxa. 4083.4.5" type="journal article" year="2016" yearSuffix="c">
Last
<emphasis id="8CF04536DA373E510B45FE5CFECDFE74" box="[275,323,476,501]" italics="true" pageId="13" pageNumber="214">et al</emphasis>
. 2016c
</bibRefCitation>
;
<bibRefCitation id="DA15E4D5DA373E510BF5FE5CFDBAFE74" author="Borsa" box="[419,564,476,501]" firstAuthor="Borsa" pageId="13" pageNumber="214" pagination="146 - 153" refId="ref16543" refString="Borsa, P. (2017 b) Neotrygon vali, a new species of the blue-spotted maskray complex (Myliobatoidei: Dasyatidae). Species, 18, 146 - 153." type="journal article" year="2017" yearSuffix="b">Borsa 2017b</bibRefCitation>
;
<bibRefCitation id="DA15E4D5DA373E510869FE5CFCD2FE75" author="Pavan-Kumar" box="[575,860,476,501]" etAl="et al." firstAuthor="Pavan-Kumar" pageId="13" pageNumber="214" pagination="120 - 130" refId="ref19661" refString="Pavan-Kumar, A., Kumar, R., Pitale, P., Shen, K. - N. &amp; Borsa, P. (2018) Neotrygon indica sp. nov., the Indian Ocean bluespotted maskray (Myliobatoidei, Dasyatidae). Comptes Rendus Biologies, 341, 120 - 130. https: // doi. org / 10.1016 / j. crvi. 2018.01.004" type="journal article" year="2018">
Pavan-Kumar
<emphasis id="8CF04536DA373E5108B7FE5CFC9CFE74" box="[737,786,476,501]" italics="true" pageId="13" pageNumber="214">et al</emphasis>
. 2018
</bibRefCitation>
). This is the first formal report of
<taxonomicName id="7984E2A7DA373E510E84FE5CFAB6FE74" authorityName="Pavan-Kumar, Kumar &amp; Borsa" authorityYear="2017" box="[1234,1336,476,501]" class="Chondrichthyes" family="Dasyatidae" genus="Neotrygon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myliobatiformes" pageId="13" pageNumber="214" phylum="Chordata" rank="species" species="indica">
<emphasis id="8CF04536DA373E510E84FE5CFAB6FE74" box="[1234,1336,476,501]" italics="true" pageId="13" pageNumber="214">N. indica</emphasis>
</taxonomicName>
from
<collectingCountry id="C693D9B4DA373E510F2DFE5DFF6FFD99" name="Sri Lanka" pageId="13" pageNumber="214">Sri Lanka</collectingCountry>
.
</paragraph>
</subSubSection>
</treatment>
</document>