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<mods:title id="46D682826F7E27E1C8C99F60C209121A">New Goniasteridae and in situ observations significant to deep-sea coral predation</mods:title>
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<subSubSection id="C33B77BFDD6EFFBBFCE8FE55FA278C97" pageId="23" pageNumber="24" type="nomenclature">
<paragraph id="8B9E2434DD6EFFBBFCE8FE55FBBB8CAD" blockId="23.[817,1076,439,461]" box="[817,1076,439,461]" pageId="23" pageNumber="24">
<heading id="D0D69358DD6EFFBBFCE8FE55FBBB8CAD" bold="true" box="[817,1076,439,461]" fontSize="9" level="2" pageId="23" pageNumber="24" reason="2">
<taxonomicName id="4C215FB7DD6EFFBBFCE8FE55FBBB8CAD" ID-CoL="7P3MW" authority="Fisher 1906" authorityName="Fisher" authorityYear="1906" box="[817,1076,439,461]" class="Asteroidea" family="Goniasteridae" genus="Gilbertaster" kingdom="Animalia" order="Valvatida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="genus">
<emphasis id="B955F826DD6EFFBBFCE8FE55FBBB8CAD" bold="true" box="[817,1076,439,461]" pageId="23" pageNumber="24">
<emphasis id="B955F826DD6EFFBBFCE8FE55FC3F8CAC" bold="true" box="[817,944,439,461]" italics="true" pageId="23" pageNumber="24">Gilbertaster</emphasis>
<bibRefCitation id="EFB059C5DD6EFFBBFC6FFE55FBBB8CAD" author="Fisher, W. K." box="[950,1076,439,461]" pageId="23" pageNumber="24" pagination="987 - 1130" refId="ref22507" refString="Fisher, W. K. 1906. The starfishes of the Hawaiian islands. Bulletin of the United States Fish Commission 23: 987 - 1130." type="journal article" year="1906">Fisher 1906</bibRefCitation>
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="8B9E2434DD6EFFBBFC8EFE01FA278C97" blockId="23.[817,1448,483,529]" box="[855,1448,483,502]" pageId="23" pageNumber="24">
<bibRefCitation id="EFB059C5DD6EFFBBFC8EFE01FB8D8C97" author="Fisher, W. K." box="[855,1026,483,502]" pageId="23" pageNumber="24" pagination="987 - 1130" refId="ref22507" refString="Fisher, W. K. 1906. The starfishes of the Hawaiian islands. Bulletin of the United States Fish Commission 23: 987 - 1130." type="journal article" year="1906">Fisher, 1906: 1062</bibRefCitation>
; McKnight, 1973: 192;
<bibRefCitation id="EFB059C5DD6EFFBBFB02FE01FAED8C97" author="Mah, C." box="[1243,1378,483,502]" pageId="23" pageNumber="24" pagination="65 - 71" refId="ref23460" refString="Mah, C. 1998. New Records, Taxonomic Notes and a Checklist of Hawaiian Starfish. Bishop Museum Occasional Papers 55: 65 - 71" type="journal article" year="1998">Mah, 1998: 66</bibRefCitation>
; H.E.S.
</paragraph>
</subSubSection>
<subSubSection id="C33B77BFDD6EFFBBFCE8FE1FFB8B8A0E" pageId="23" pageNumber="24" type="description">
<paragraph id="8B9E2434DD6EFFBBFCE8FE1FFA808F71" blockId="23.[817,1448,483,529]" box="[817,1295,509,529]" pageId="23" pageNumber="24">
<bibRefCitation id="EFB059C5DD6EFFBBFCE8FE1FFBC78F71" author="Clark, H. E. S. &amp; McKnight, D. G." box="[817,1096,509,528]" pageId="23" pageNumber="24" pagination="1 - 270" refId="ref22116" refString="Clark, H. E. S. &amp; McKnight, D. G. 2001. The marine fauna of New Zealand: Echinodermata: Asteroidea (Sea-stars), Order Valvatida. NIWA Biodiversity Memoir, 117, 1 - 270." type="journal article" year="2001">Clark and McKnight, 2001: 49</bibRefCitation>
; Mah et al., 2010: 270
</paragraph>
<paragraph id="8B9E2434DD6EFFBBFCE8FDCAFBD38BF2" blockId="23.[815,1449,552,1683]" pageId="23" pageNumber="24">
<emphasis id="B955F826DD6EFFBBFCE8FDCAFC128F5C" box="[817,925,552,573]" italics="true" pageId="23" pageNumber="24">Diagnosis.</emphasis>
Arms triangular, narrow and tapering. Disk weakly swollen. Thick and pulpy tissue covering abactinal, marginal and actinal plates. Abactinal plates low, polygonal, covered by 112 closely articulated angular granules elongate to round in shape, flattened, surface texture smooth to rough. Fasciolar grooves shallow. Secondary plates present. Abactinal plates with angular accessories. Pedicellariae large, bivalved with smooth valves, the length of one to two plates and abundant on abactinal surface. Marginal plates, 5070 per interradius (arm tip to arm tip), squarish in outline with edges rounded, covered by angular granules similar to those on abactinal surface. Variable surfaces smooth (on
<taxonomicName id="4C215FB7DD6EFFBBFBA4FC8BFAF18E1F" authorityName="Fisher" authorityYear="1906" box="[1149,1406,873,894]" class="Asteroidea" family="Goniasteridae" genus="Gilbertaster" kingdom="Animalia" order="Valvatida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="anacanthus">
<emphasis id="B955F826DD6EFFBBFBA4FC8BFAF18E1F" box="[1149,1406,873,894]" italics="true" pageId="23" pageNumber="24">Gilbertaster anacanthus</emphasis>
</taxonomicName>
) to roughened (on
<taxonomicName id="4C215FB7DD6EFFBBFC03FC64FB4F8EFA" baseAuthorityName="Verrill" baseAuthorityYear="1899" box="[986,1216,902,923]" class="Asteroidea" family="Goniasteridae" genus="Gilbertaster" kingdom="Animalia" order="Valvatida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="caribaea">
<emphasis id="B955F826DD6EFFBBFC03FC64FB4F8EFA" box="[986,1216,902,923]" italics="true" pageId="23" pageNumber="24">Gilbertaster caribaea</emphasis>
</taxonomicName>
). Pedicellariae large, bivalve similar to those on abactinal surface on marginal plate surface, many bisecting the width of the plate. Spines absent from superomarginal and inferomarginal plate series. Granules, densely arranged, covering superomarginal and inferomarginal plate series. Superomarginal and inferomarginal plates quadrate at interradius. Fasciolar grooves on marginal and actinal surfaces absent. Fringe of accessories on marginal plates poorly differentiated. Superomarginal plates forming prominent dorsolateral fringe. Actinal plates covered by 115 flattened, polygonal, angular granules. Large bivalve pedicellariae similar to those on abactinal and marginal plate surfaces, abundant on actinal plates. Actinal plates with granules but lacking large spines or spinelets. Pedicellariae, bivalved, present on plate series at perpendicular angle, adjacent to ambulacral furrow. Pedicellariae, flat-tong shaped, with serrated blades present on actinal plates. Pedicellariae on raised bases, abundant. Furrow spines two to four (usually three) blunt, thickened spines, horizontally flattened (
<taxonomicName id="4C215FB7DD6EFFBBFA49FA76FC2888A7" authorityName="Fisher" authorityYear="1906" class="Asteroidea" family="Goniasteridae" genus="Gilbertaster" kingdom="Animalia" order="Valvatida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="anacanthus">
<emphasis id="B955F826DD6EFFBBFA49FA76FC2888A7" italics="true" pageId="23" pageNumber="24">G. anacanthus</emphasis>
</taxonomicName>
) to triangular/quadrate in cross-section (
<taxonomicName id="4C215FB7DD6EFFBBFA49FA53FC048882" baseAuthorityName="Verrill" baseAuthorityYear="1899" class="Asteroidea" family="Goniasteridae" genus="Gilbertaster" kingdom="Animalia" order="Valvatida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="caribaea">
<emphasis id="B955F826DD6EFFBBFA49FA53FC048882" italics="true" pageId="23" pageNumber="24">G. caribaea</emphasis>
</taxonomicName>
). Subambulacral spines, 14, blunt, flattened. Round to quadrate (
<taxonomicName id="4C215FB7DD6EFFBBFC66FA0EFBD58B61" authorityName="Fisher" authorityYear="1906" box="[959,1114,1515,1537]" class="Asteroidea" family="Goniasteridae" genus="Gilbertaster" kingdom="Animalia" order="Valvatida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="anacanthus">
<emphasis id="B955F826DD6EFFBBFC66FA0EFBD58B61" box="[959,1114,1515,1537]" italics="true" pageId="23" pageNumber="24">G. anacanthus</emphasis>
</taxonomicName>
) to triangular in cross-section (
<taxonomicName id="4C215FB7DD6EFFBBFCE1F9EBFC328B7F" baseAuthorityName="Verrill" baseAuthorityYear="1899" box="[824,957,1545,1566]" class="Asteroidea" family="Goniasteridae" genus="Gilbertaster" kingdom="Animalia" order="Valvatida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="caribaea">
<emphasis id="B955F826DD6EFFBBFCE1F9EBFC328B7F" box="[824,957,1545,1566]" italics="true" pageId="23" pageNumber="24">G. caribaea</emphasis>
</taxonomicName>
). Pedicellariae, bivalved, enlarged on first adambulacral (similar to others) replacing subambulacral spination and sometimes replacing furrow spination. Subambulacral spines smaller in size, more abundant. Furrow spines round in cross-section.
</paragraph>
<paragraph id="8B9E2434DD6EFFBBFCE8F948FB8B8A0E" blockId="23.[816,1448,1706,1903]" pageId="23" pageNumber="24">
<emphasis id="B955F826DD6EFFBBFCE8F948FBA98BDE" box="[817,1062,1706,1727]" italics="true" pageId="23" pageNumber="24">
Comments.
<taxonomicName id="4C215FB7DD6EFFBBFC70F948FBA98BDE" authorityName="Fisher" authorityYear="1906" box="[937,1062,1706,1727]" class="Asteroidea" family="Goniasteridae" genus="Gilbertaster" kingdom="Animalia" order="Valvatida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="genus">Gilbertaster</taxonomicName>
</emphasis>
was placed within the Hippasterinae by Mah et al. (2010) and includes two species, the Indo-Pacific
<taxonomicName id="4C215FB7DD6EFFBBFCE8F907FC5B8B98" authorityName="Fisher" authorityYear="1906" box="[817,980,1764,1786]" class="Asteroidea" family="Goniasteridae" genus="Gilbertaster" kingdom="Animalia" order="Valvatida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="anacanthus">
<emphasis id="B955F826DD6EFFBBFCE8F907FC5B8B98" box="[817,980,1764,1786]" italics="true" pageId="23" pageNumber="24">G. anacanthus</emphasis>
</taxonomicName>
and the tropical Atlantic
<taxonomicName id="4C215FB7DD6EFFBBFAC2F907FA2D8B98" baseAuthorityName="Verrill" baseAuthorityYear="1899" box="[1307,1442,1764,1786]" class="Asteroidea" family="Goniasteridae" genus="Gilbertaster" kingdom="Animalia" order="Valvatida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="caribaea">
<emphasis id="B955F826DD6EFFBBFAC2F907FA2D8B98" box="[1307,1442,1764,1786]" italics="true" pageId="23" pageNumber="24">G. caribaea</emphasis>
</taxonomicName>
.
<bibRefCitation id="EFB059C5DD6EFFBBFCE8F8E3FC208A76" author="Mah, C. L." box="[817,943,1793,1815]" pageId="23" pageNumber="24" pagination="201 - 260" refId="ref23701" refString="Mah, C. L. 2020. New species, occurrence records and observations of predation by deep-sea Asteroidea (Echinodermata) from the North Atlantic by NOAA Ship Okeanos ExplorerZootaxa 4766 (2): 201 - 260. https: // doi. org / 10.11646 / zootaxa. 4766.2.1" type="journal article" year="2020">Mah (2020)</bibRefCitation>
reported on four observations of
<taxonomicName id="4C215FB7DD6EFFBBFAF1F8E0FA278A77" baseAuthorityName="Verrill" baseAuthorityYear="1899" box="[1320,1448,1793,1815]" class="Asteroidea" family="Goniasteridae" genus="Gilbertaster" kingdom="Animalia" order="Valvatida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="caribaea">
<emphasis id="B955F826DD6EFFBBFAF1F8E0FA278A77" box="[1320,1448,1793,1815]" italics="true" pageId="23" pageNumber="24">G. caribaea</emphasis>
</taxonomicName>
feeding on primnoid octocorals, identified as
<taxonomicName id="4C215FB7DD6EFFBBFAD5F8FDFA2B8A55" box="[1292,1444,1823,1844]" class="Anthozoa" family="Primnoidae" genus="Plumarella" kingdom="Animalia" order="Alcyonacea" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="undetermined">
<emphasis id="B955F826DD6EFFBBFAD5F8FDFAF18A55" box="[1292,1406,1823,1844]" italics="true" pageId="23" pageNumber="24">Plumarella</emphasis>
sp.
</taxonomicName>
, consistent with the predatory habits observed in other members of the Hippasterinae.
</paragraph>
</subSubSection>
</treatment>
</document>