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<mods:title id="216FBB7DAEB454A0FE29138D49044BAF">Anguillosyllis (Annelida: Syllidae) from multiple deep-water locations in the northern and southern hemispheres</mods:title>
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Remarks on
<taxonomicName id="B09D4D58B755BF2E900BFA906C92FADB" ID-CoL="66QF6" authority="Day, 1963" authorityName="Day" authorityYear="1963" box="[311,717,1298,1325]" class="Polychaeta" family="Syllidae" genus="Anguillosyllis" kingdom="Animalia" order="Phyllodocida" pageId="13" pageNumber="14" phylum="Annelida" rank="species" species="capensis">
<emphasis id="45E9EAC9B755BF2E900BFA906C13FADB" bold="true" box="[311,588,1298,1325]" italics="true" pageId="13" pageNumber="14">Anguillosyllis capensis</emphasis>
<bibRefCitation id="130C4B2AB755BF2E936EFA906C92FADB" author="Day, J. H." box="[594,717,1298,1324]" pageId="13" pageNumber="14" pagination="381 - 445" refId="ref51581" refString="Day, J. H. (1963) The Polychaete fauna of South Africa. Part 8: New Species and records from grab samples and dredgings. Bulletin of the British Museum (Natural History). Zoology, 10, 381 - 445, 12 figs. https: // doi. org / 10.5962 / bhl. part. 20530" type="book chapter" year="1963">Day, 1963</bibRefCitation>
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<paragraph id="772236DBB755BF2E91ABFAD86D7AF80A" blockId="13.[151,1437,1370,2045]" pageId="13" pageNumber="14">
<bibRefCitation id="130C4B2AB755BF2E91ABFAD86F73FA82" author="Day, J. H." box="[151,300,1370,1397]" pageId="13" pageNumber="14" pagination="381 - 445" refId="ref51581" refString="Day, J. H. (1963) The Polychaete fauna of South Africa. Part 8: New Species and records from grab samples and dredgings. Bulletin of the British Museum (Natural History). Zoology, 10, 381 - 445, 12 figs. https: // doi. org / 10.5962 / bhl. part. 20530" type="book chapter" year="1963">Days (1963)</bibRefCitation>
original description of the genus
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<emphasis id="45E9EAC9B755BF2E938FFAD86D12FA83" box="[691,845,1370,1396]" italics="true" pageId="13" pageNumber="14">Anguillosyllis</emphasis>
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from
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on the Agulhas Bank off
<collectingCountry id="0F8A764BB755BF2E9430FAD86BC2FA83" box="[1292,1437,1370,1396]" name="South Africa" pageId="13" pageNumber="14">South Africa</collectingCountry>
referenced large palps that were fused for “over half their length;” in his original illustration of the type species,
<taxonomicName id="B09D4D58B755BF2E94B8FAFD6EA8FA4B" authorityName="Day" authorityYear="1963" class="Polychaeta" family="Syllidae" genus="Anguillosyllis" kingdom="Animalia" order="Phyllodocida" pageId="13" pageNumber="14" phylum="Annelida" rank="species" species="capensis">
<emphasis id="45E9EAC9B755BF2E94B8FAFD6EA8FA4B" italics="true" pageId="13" pageNumber="14">A. capensis</emphasis>
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, he indicates an obvious furrow in the distal end of the otherwise closely applied palps. However, in his monograph (
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), the illustration shows an obvious separation of the distal tips of the palps; this separation is also indicated in the drawing by
<bibRefCitation id="130C4B2AB755BF2E90C3FA686D14F9F3" author="Aguado, M. T. &amp; San Martin, G." box="[511,843,1514,1540]" pageId="13" pageNumber="14" pagination="35 - 56" refId="ref50992" refString="Aguado, M. T. &amp; San Martin, G. (2008) Re-description of some enigmatic genera of Syllidae (Phyllodocida: Polychaeta). Journal of the Marine Biological Association of the United Kingdom, 88, 35 - 56. https: // doi. org / 10.1017 / S 002531540800026 X" type="journal article" year="2008">Aguado &amp; San Martín (2008)</bibRefCitation>
. Other characters of the
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included a maximal length of
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; 12 segments (the other available specimen was described as having 13 segments, so the number of setigers of this species is uncertain); three short club-shaped antennae; two smaller tentacular cirri; a barrel-shaped proventriculus that occupied three setigers and had about 30 rows of points; long dorsal cirri on all setigers including setiger 2; slender ventral cirri inserted distally on the parapodia; and compound falcigerous setae with minutely serrated blades and blunt unidentate tips. The most intriguing part of the description and the character that Day singled out as unique was the “curious dorsal hood” on the parapodium (
<bibRefCitation id="130C4B2AB755BF2E9281F9406A37F92B" author="Day, J. H." box="[957,1128,1730,1756]" pageId="13" pageNumber="14" pagination="381 - 445" refId="ref51581" refString="Day, J. H. (1963) The Polychaete fauna of South Africa. Part 8: New Species and records from grab samples and dredgings. Bulletin of the British Museum (Natural History). Zoology, 10, 381 - 445, 12 figs. https: // doi. org / 10.5962 / bhl. part. 20530" type="book chapter" year="1963">Day 1963: 401</bibRefCitation>
). Day further described this structure as tapering to a cirriform projection, which was all that was visible when the hood was retracted; the parapodia then appearing to have three points: anterior, posterior, and superior (i.e., dorsal).
<bibRefCitation id="130C4B2AB755BF2E95BFF8886B48F8D2" author="Day, J. H." box="[1155,1303,1802,1829]" pageId="13" pageNumber="14" refId="ref51645" refString="Day, J. H. (1967) A Monograph on the Polychaeta of Southern Africa. Part I. Errantia. Publication No. 656. British Museum (Natural History), London, 458 pp. https: // doi. org / 10.5962 / bhl. title. 8596" type="book" year="1967">Days (1967)</bibRefCitation>
subsequent description of this species in his monograph on South African polychaetes included at least two
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when he referred to its 5-mm length and 30 segments. Further, palps were described therein as fused for half their length (rather than
<emphasis id="45E9EAC9B755BF2E901CF8F56F0DF867" box="[288,338,1911,1936]" italics="true" pageId="13" pageNumber="14">over</emphasis>
half their length), and the “short” prostomial antennae became “minute papilliform” structures, as did the tentacular cirri. The setae were now described as long and fine and ending in a blunt, apical tooth, but the illustration indicates a serrated falciger with a blunt tip. Thus, there is a bit of confusion over the characters of the species that
<bibRefCitation id="130C4B2AB755BF2E901CF8616FFFF80A" author="Day, J. H." box="[288,416,2018,2045]" pageId="13" pageNumber="14" pagination="381 - 445" refId="ref51581" refString="Day, J. H. (1963) The Polychaete fauna of South Africa. Part 8: New Species and records from grab samples and dredgings. Bulletin of the British Museum (Natural History). Zoology, 10, 381 - 445, 12 figs. https: // doi. org / 10.5962 / bhl. part. 20530" type="book chapter" year="1963">Day (1963)</bibRefCitation>
used as the type of his new genus.
</paragraph>
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<taxonomicName id="B09D4D58B756BF2D91FBFF0D6F93FF5E" authorityName="Day" authorityYear="1963" box="[199,460,143,169]" class="Polychaeta" family="Syllidae" genus="Anguillosyllis" kingdom="Animalia" order="Phyllodocida" pageId="14" pageNumber="15" phylum="Annelida" rank="species" species="capensis">
<emphasis id="45E9EAC9B756BF2D91FBFF0D6F93FF5E" box="[199,460,143,169]" italics="true" pageId="14" pageNumber="15">Anguillosyllis capensis</emphasis>
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was not reported again until new syllid material was collected during the DIVA-1, DIVA-2, and BIOZAIRE projects.
<bibRefCitation id="130C4B2AB756BF2D9314FF366DCCFF39" author="Boggemann, M. &amp; Purschke, G." box="[552,915,179,206]" pageId="14" pageNumber="15" pagination="221 - 226" refId="ref51531" refString="Boggemann, M. &amp; Purschke, G. (2005) Abyssal benthic Syllidae (Annelida: Polychaeta) from the Angola Basin. Organisms Diversity &amp; Evolution, 5, 221 - 226. https: // doi. org / 10.1016 / j. ode. 2004.11.006" type="journal article" year="2005">Böggemann &amp; Purschke (2005)</bibRefCitation>
and
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reported
<taxonomicName id="B09D4D58B756BF2D9426FF366BC3FF3A" authorityName="Day" authorityYear="1963" box="[1306,1436,180,206]" class="Polychaeta" family="Syllidae" genus="Anguillosyllis" kingdom="Animalia" order="Phyllodocida" pageId="14" pageNumber="15" phylum="Annelida" rank="species" species="capensis">
<emphasis id="45E9EAC9B756BF2D9426FF366BC3FF3A" box="[1306,1436,180,206]" italics="true" pageId="14" pageNumber="15">A. capensis</emphasis>
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from the
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, Cape, and
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Basins off the west coast of Africa at depths of
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. After comparison with the
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and
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, the new material was said to “predominantly agree” with
<bibRefCitation id="130C4B2AB756BF2D95A4FF7E6B73FEE1" author="Day, J. H." box="[1176,1324,251,278]" pageId="14" pageNumber="15" pagination="381 - 445" refId="ref51581" refString="Day, J. H. (1963) The Polychaete fauna of South Africa. Part 8: New Species and records from grab samples and dredgings. Bulletin of the British Museum (Natural History). Zoology, 10, 381 - 445, 12 figs. https: // doi. org / 10.5962 / bhl. part. 20530" type="book chapter" year="1963">Days (1963)</bibRefCitation>
types but had up to 11 (1011) setigers; compound setae with blades within each fascicle ranging in length from long spinigerlike setae to short falcigers; aciculae with pointed tips numbering anywhere from
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anterior setigers and
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posterior setigers; and superior and inferior simple setae in some specimens. The latter two characters (numerous aciculae and presence of simple setae) are especially striking differences from the original description.
<bibRefCitation id="130C4B2AB756BF2D9429FE0E6F33FE3D" author="Boggemann, M. &amp; Purschke, G." pageId="14" pageNumber="15" pagination="221 - 226" refId="ref51531" refString="Boggemann, M. &amp; Purschke, G. (2005) Abyssal benthic Syllidae (Annelida: Polychaeta) from the Angola Basin. Organisms Diversity &amp; Evolution, 5, 221 - 226. https: // doi. org / 10.1016 / j. ode. 2004.11.006" type="journal article" year="2005">Böggemann &amp; Purschke (2005)</bibRefCitation>
did not specifically comment on the presence or absence of dorsal cirri on setiger 2, but
<bibRefCitation id="130C4B2AB756BF2D9476FE326F79FE19" author="Boggemann, M." pageId="14" pageNumber="15" pagination="251 - 428" refId="ref51503" refString="Boggemann, M. (2009) Polychaetes (Annelida) of the abyssal SE Atlantic. Organisms Diversity &amp; Evolution, 9, 251 - 428." type="journal article" year="2009">Böggemann (2009)</bibRefCitation>
illustrated basal cirrophores on all setigers, including setiger 2.
<bibRefCitation id="130C4B2AB756BF2D92D5FE566A9DFE19" author="Boggemann, M." box="[1001,1218,468,494]" pageId="14" pageNumber="15" pagination="251 - 428" refId="ref51503" refString="Boggemann, M. (2009) Polychaetes (Annelida) of the abyssal SE Atlantic. Organisms Diversity &amp; Evolution, 9, 251 - 428." type="journal article" year="2009">Böggemann (2009)</bibRefCitation>
also illustrated five anal cirri, including a short digitiform medial cirrus on the ventral side in addition to two lateral pairs. Notably, Fig. 141A (
<bibRefCitation id="130C4B2AB756BF2D91DEFD9E6FF4FDC1" author="Boggemann, M." box="[226,427,540,566]" pageId="14" pageNumber="15" pagination="251 - 428" refId="ref51503" refString="Boggemann, M. (2009) Polychaetes (Annelida) of the abyssal SE Atlantic. Organisms Diversity &amp; Evolution, 9, 251 - 428." type="journal article" year="2009">Böggemann 2009</bibRefCitation>
) shows a specimen with 11 setigers whereas Fig. 141B shows a specimen with 10 setigers; in light of results of the present study, these two figures likely represent different species.
</paragraph>
<paragraph id="772236DBB756BF2D91FBFDE16AC0FCA2" blockId="14.[151,1437,143,1070]" pageId="14" pageNumber="15">
<bibRefCitation id="130C4B2AB756BF2D91FBFDE16C4BFD89" author="Aguado, M. T. &amp; San Martin, G." box="[199,532,611,638]" pageId="14" pageNumber="15" pagination="35 - 56" refId="ref50992" refString="Aguado, M. T. &amp; San Martin, G. (2008) Re-description of some enigmatic genera of Syllidae (Phyllodocida: Polychaeta). Journal of the Marine Biological Association of the United Kingdom, 88, 35 - 56. https: // doi. org / 10.1017 / S 002531540800026 X" type="journal article" year="2008">Aguado &amp; San Martín (2008)</bibRefCitation>
redescribed
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<emphasis id="45E9EAC9B756BF2D9398FDE66D7BFD8A" box="[676,804,612,638]" italics="true" pageId="14" pageNumber="15">A. capensis</emphasis>
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based on an examination of the
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, which by that time had lost all antennae and dorsal cirri and was reduced to six setigers. The possibly retractile superior parapodial lobes were interpreted as posterior lobes (
<bibRefCitation id="130C4B2AB756BF2D9348FD296DE7FD31" author="Aguado, M. T. &amp; San Martin, G." box="[628,952,683,710]" pageId="14" pageNumber="15" pagination="35 - 56" refId="ref50992" refString="Aguado, M. T. &amp; San Martin, G. (2008) Re-description of some enigmatic genera of Syllidae (Phyllodocida: Polychaeta). Journal of the Marine Biological Association of the United Kingdom, 88, 35 - 56. https: // doi. org / 10.1017 / S 002531540800026 X" type="journal article" year="2008">Aguado &amp; San Martín 2008</bibRefCitation>
,
<figureCitation id="EFA62A5EB756BF2D92F8FD296DA3FD31" box="[964,1020,683,710]" captionStart="FIGURE 1" captionStartId="20.[151,250,1821,1846]" captionTargetBox="[246,1336,187,1786]" captionTargetId="figure@20.[240,1348,181,1795]" captionTargetPageId="20" captionText="FIGURE 1. Anguillosyllis palpata (Hartman, 1967). ANDEEP sta.74-5 (SMF 24873): A, entire specimen dorsal view. AN- DEEP sta. 105-2 (SMF 24866): B, setiger 1, dorsal view.ANDEEP sta. 121-10 (SMF 24874): C, setiger 3, dorsal view. Gulf of the Farallones, SFDODS sta. 19 (CASIZ 230481), dorsal view: D, setiger 8; E, setiger 9; F, setiger 10; G, setiger 11. ANDEEP sta.74-5, (SMF 24873): H, two setae from same setiger. Abbreviations: acic—acicula, aL—anterior lobe, dC—dorsal cirrus, dL—dorsal lobe, MGst—cells stained with Methyl Green pL—posterior lobe, pVCa—post-ventricle caeca, InGl—internal gland, SeSac—setal sack, vC—ventral cirrus." figureDoi="http://doi.org/10.5281/zenodo.3896152" httpUri="https://zenodo.org/record/3896152/files/figure.png" pageId="14" pageNumber="15">Fig.1</figureCitation>
BC). Although they described setal blades of varying lengths, thus agreeing with
<bibRefCitation id="130C4B2AB756BF2D93A3FD526A46FD1D" author="Boggemann, M. &amp; Purschke, G." box="[671,1049,719,746]" pageId="14" pageNumber="15" pagination="221 - 226" refId="ref51531" refString="Boggemann, M. &amp; Purschke, G. (2005) Abyssal benthic Syllidae (Annelida: Polychaeta) from the Angola Basin. Organisms Diversity &amp; Evolution, 5, 221 - 226. https: // doi. org / 10.1016 / j. ode. 2004.11.006" type="journal article" year="2005">Böggemann &amp; Purschkes (2005)</bibRefCitation>
observations of the material from the
<collectingCountry id="0F8A764BB756BF2D9182FD716F4FFCFA" box="[190,272,755,781]" name="Angola" pageId="14" pageNumber="15">Angola</collectingCountry>
Basin, they did not see aciculae or simple setae in the
<typeStatus id="A8268879B756BF2D9257FD716D8EFCFA" box="[875,977,755,781]" pageId="14" pageNumber="15" type="holotype">holotype</typeStatus>
. During a visit to the BMNH in 2007, Dr. J.A. Blake (pers. comm.) examined
<bibRefCitation id="130C4B2AB756BF2D9315FC9A6CE4FCC5" author="Day, J. H." box="[553,699,791,818]" pageId="14" pageNumber="15" pagination="381 - 445" refId="ref51581" refString="Day, J. H. (1963) The Polychaete fauna of South Africa. Part 8: New Species and records from grab samples and dredgings. Bulletin of the British Museum (Natural History). Zoology, 10, 381 - 445, 12 figs. https: // doi. org / 10.5962 / bhl. part. 20530" type="book chapter" year="1963">Days (1963)</bibRefCitation>
type material and found that only fragments of setigers remained; thus, the type material must now be considered useless for confirming additional characters.
</paragraph>
<paragraph id="772236DBB756BF2D91FBFCE26DEBFBD9" blockId="14.[151,1437,143,1070]" pageId="14" pageNumber="15">
In discussing the molecular analysis of material identified as
<taxonomicName id="B09D4D58B756BF2D9240FCE26B41FC8D" authority=", Boggemann (2009: 415)" authorityName=", Boggemann" authorityPageNumber="415" authorityYear="2009" box="[892,1310,863,890]" class="Polychaeta" family="Syllidae" genus="Anguillosyllis" kingdom="Animalia" order="Phyllodocida" pageId="14" pageNumber="15" phylum="Annelida" rank="species" species="capensis">
<emphasis id="45E9EAC9B756BF2D9240FCE26DD2FC8D" box="[892,909,864,890]" italics="true" pageId="14" pageNumber="15">A</emphasis>
.
<emphasis id="45E9EAC9B756BF2D92A0FCE26DA3FC8E" box="[924,1020,864,889]" italics="true" pageId="14" pageNumber="15">capensis</emphasis>
,
<bibRefCitation id="130C4B2AB756BF2D9537FCE26B41FC8D" author="Boggemann, M." box="[1035,1310,863,890]" pageId="14" pageNumber="15" pagination="251 - 428" refId="ref51503" refString="Boggemann, M. (2009) Polychaetes (Annelida) of the abyssal SE Atlantic. Organisms Diversity &amp; Evolution, 9, 251 - 428." type="journal article" year="2009">Böggemann (2009: 415)</bibRefCitation>
</taxonomicName>
speculated on the need to clarify whether he was dealing with a widespread species or a complex of cryptic species. It is likely that
<bibRefCitation id="130C4B2AB756BF2D91F6FC2A6FE7FC35" author="Boggemann, M." box="[202,440,936,962]" pageId="14" pageNumber="15" pagination="251 - 428" refId="ref51503" refString="Boggemann, M. (2009) Polychaetes (Annelida) of the abyssal SE Atlantic. Organisms Diversity &amp; Evolution, 9, 251 - 428." type="journal article" year="2009">Böggemanns (2009)</bibRefCitation>
deep SE Atlantic material represents at least two species, neither of which may be the original
<taxonomicName id="B09D4D58B756BF2D91C5FC4E6F24FC12" authorityName=", Boggemann" authorityYear="2009" box="[249,379,972,998]" class="Polychaeta" family="Syllidae" genus="Anguillosyllis" kingdom="Animalia" order="Phyllodocida" pageId="14" pageNumber="15" phylum="Annelida" rank="species" species="capensis">
<emphasis id="45E9EAC9B756BF2D91C5FC4E6F24FC12" box="[249,379,972,998]" italics="true" pageId="14" pageNumber="15">A. capensis</emphasis>
</taxonomicName>
. Further,
<bibRefCitation id="130C4B2AB756BF2D90CCFC4E6D56FC11" author="Boggemann, M." box="[496,777,971,998]" pageId="14" pageNumber="15" pagination="251 - 428" refId="ref51503" refString="Boggemann, M. (2009) Polychaetes (Annelida) of the abyssal SE Atlantic. Organisms Diversity &amp; Evolution, 9, 251 - 428." type="journal article" year="2009">Böggemann (2009: 405)</bibRefCitation>
suggested that
<taxonomicName id="B09D4D58B756BF2D92FCFC4E6A1CFC12" authorityName=", Boggemann" authorityYear="2009" box="[960,1091,972,998]" class="Polychaeta" family="Syllidae" genus="Anguillosyllis" kingdom="Animalia" order="Phyllodocida" pageId="14" pageNumber="15" phylum="Annelida" rank="species" species="capensis">
<emphasis id="45E9EAC9B756BF2D92FCFC4E6A1CFC12" box="[960,1091,972,998]" italics="true" pageId="14" pageNumber="15">A. capensis</emphasis>
</taxonomicName>
might be conspecific with
<taxonomicName id="B09D4D58B756BF2D94B8FC4E6FEEFBFD" authority="(Hartman, 1967)" baseAuthorityName="Hartman" baseAuthorityYear="1967" class="Polychaeta" family="Syllidae" genus="Anguillosyllis" kingdom="Animalia" order="Phyllodocida" pageId="14" pageNumber="15" phylum="Annelida" rank="species" species="palpata">
<emphasis id="45E9EAC9B756BF2D94B8FC4E6EB2FBFE" italics="true" pageId="14" pageNumber="15">A. palpata</emphasis>
(
<bibRefCitation id="130C4B2AB756BF2D91C7FC726FF7FBFD" author="Hartman, O." box="[251,424,1007,1034]" pageId="14" pageNumber="15" pagination="1 - 387" refId="ref51999" refString="Hartman, O. (1967) Polychaetous annelids collected by the USNS Eltanin and Staten Island cruises, chiefly from Antarctic seas. Allan Hancock Monographs in Marine Biology, 2, 1 - 387, 51 pls." type="book chapter" year="1967">Hartman, 1967</bibRefCitation>
)
</taxonomicName>
; however, the two species have different palp and parapodial structures and Böggemanns suggestion is herein rejected (also see discussion on
<taxonomicName id="B09D4D58B756BF2D93DFFB966D07FBDA" baseAuthorityName="Hartman" baseAuthorityYear="1967" box="[739,856,1043,1070]" class="Polychaeta" family="Syllidae" genus="Anguillosyllis" kingdom="Animalia" order="Phyllodocida" pageId="14" pageNumber="15" phylum="Annelida" rank="species" species="palpata">
<emphasis id="45E9EAC9B756BF2D93DFFB966D07FBDA" box="[739,856,1043,1070]" italics="true" pageId="14" pageNumber="15">A. palpata</emphasis>
</taxonomicName>
below).
</paragraph>
</subSubSection>
</treatment>
</document>