treatments-xml/data/03/DA/07/03DA070DBB7D1213FF113E4AFBE3FD95.xml
2024-06-21 12:22:17 +02:00

211 lines
24 KiB
XML
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<document id="3BBFD3A0841687A01A311F9000908DD1" ID-DOI="10.5281/zenodo.294234" ID-GBIF-Dataset="b1e17af6-d6b7-4559-8cf0-11bba7ab920f" ID-ISSN="1175-5326" ID-Zenodo-Dep="294234" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460268574466" checkinUser="plazi" docAuthor="Clark, Roger N. &amp; Jewett, Stephen C." docDate="2010" docId="03DA070DBB7D1213FF113E4AFBE3FD95" docLanguage="en" docName="zt02571p036.pdf" docOrigin="Zootaxa 2571" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Henricia elachys Clark &amp; Jewett, 2010, sp. nov." docType="treatment" docVersion="8" lastPageNumber="24" masterDocId="FFE37F75BB681204FF863B2DFF9CFF97" masterDocTitle="A new genus and thirteen new species of sea stars (Asteroidea: Echinasteridae) from the Aleutian Island Archipelago" masterLastPageNumber="36" masterPageNumber="1" pageNumber="22" updateTime="1698246190222" updateUser="plazi">
<mods:mods id="766FD51655222564E4279CF6BE3E9A62" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="DE74686FE1BF9BC8E9F96FD62C46F5C2">
<mods:title id="759DD10C06F70F908FBBFFDEC431C2AC">A new genus and thirteen new species of sea stars (Asteroidea: Echinasteridae) from the Aleutian Island Archipelago</mods:title>
</mods:titleInfo>
<mods:name id="3B436FB9ED8480B516B45552B7ADF39F" type="personal">
<mods:role id="D77078FF464449A3E3ABF32306F292EB">
<mods:roleTerm id="B5D87BB56702FBE3227F2102150D2B43">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="9EF8B03FAE85A7CE211190BD6596566B">Clark, Roger N.</mods:namePart>
</mods:name>
<mods:name id="8EF100EAC9FAEF3140AB86BD5698AE36" type="personal">
<mods:role id="23037C5AD1469CFC4A77317B78C419E7">
<mods:roleTerm id="77BD6AFEB2C4DE68489DA8319F24B899">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="BB3E90EF1276A42CC3261D2ADEEA7760">Jewett, Stephen C.</mods:namePart>
</mods:name>
<mods:typeOfResource id="081A3DC693C224A964C42C707F1DB82B">text</mods:typeOfResource>
<mods:relatedItem id="56C6AC3A802EF22F9903D3C0472B4C9F" type="host">
<mods:titleInfo id="749FDB99E0BF9AB9AAA38CFEB2B06E80">
<mods:title id="F8F17D706AED50C64603388F4FFD4D54">Zootaxa</mods:title>
</mods:titleInfo>
<mods:part id="217EC9EC1547AF3308EF0161F6203F53">
<mods:date id="59840DD7C346442BF63428748E80A1DC">2010</mods:date>
<mods:detail id="EF388D2C3AEA31A538C2B237E556FBFB" type="volume">
<mods:number id="252BE5A78207DBF89F564410538503AF">2571</mods:number>
</mods:detail>
<mods:extent id="5E2574DED48051849EDD1CD21BA7BD0C" unit="page">
<mods:start id="9B4F65A99FC9D0737710F707034B0867">1</mods:start>
<mods:end id="E5D4F105535992104A05D05008C39B13">36</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:classification id="863D0EA16104CD4094AE053914EF8C79">journal article</mods:classification>
<mods:identifier id="1D3949CA7B5EB4147B73ED422FE8577D" type="DOI">10.5281/zenodo.294234</mods:identifier>
<mods:identifier id="CA9CAF74FB890A79CB7D270B0E8E6E87" type="GBIF-Dataset">b1e17af6-d6b7-4559-8cf0-11bba7ab920f</mods:identifier>
<mods:identifier id="90B2D26B5B2FD68F664F10D0C638469D" type="ISSN">1175-5326</mods:identifier>
<mods:identifier id="0B43B31DDA7595220AB67DAE13220C5D" type="Zenodo-Dep">294234</mods:identifier>
</mods:mods>
<treatment id="03DA070DBB7D1213FF113E4AFBE3FD95" ID-DOI="http://doi.org/10.5281/zenodo.6197356" ID-GBIF-Taxon="119394584" ID-Zenodo-Dep="6197356" LSID="urn:lsid:plazi:treatment:03DA070DBB7D1213FF113E4AFBE3FD95" httpUri="http://treatment.plazi.org/id/03DA070DBB7D1213FF113E4AFBE3FD95" lastPageId="23" lastPageNumber="24" pageId="21" pageNumber="22">
<subSubSection id="C369E590BB7D1211FF113E4AFE1EFA33" pageId="21" pageNumber="22" type="nomenclature">
<paragraph id="8BCCB61BBB7D1211FF113E4AFE54FA16" blockId="21.[151,456,1383,1444]" box="[151,456,1383,1409]" pageId="21" pageNumber="22">
<heading id="D0840177BB7D1211FF113E4AFE54FA16" bold="true" box="[151,456,1383,1409]" fontSize="11" level="1" pageId="21" pageNumber="22" reason="1">
<emphasis id="B9076A09BB7D1211FF113E4AFE54FA16" bold="true" box="[151,456,1383,1409]" pageId="21" pageNumber="22">
<taxonomicName id="4C73CD98BB7D1211FF113E4AFEFFFA16" ID-CoL="3KVD5" box="[151,355,1383,1409]" class="Asteroidea" family="Echinasteridae" genus="Henricia" kingdom="Animalia" order="Spinulosida" pageId="21" pageNumber="22" phylum="Echinodermata" rank="species" species="elachys" status="sp. nov.">
<emphasis id="B9076A09BB7D1211FF113E4AFEFFFA16" bold="true" box="[151,355,1383,1409]" italics="true" pageId="21" pageNumber="22">Henricia elachys</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A234D772BB7D1211FEEC3E4AFE54FA16" box="[362,456,1383,1409]" pageId="21" pageNumber="22" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="8BCCB61BBB7D1211FF113EA7FE1EFA33" blockId="21.[151,456,1383,1444]" box="[151,386,1418,1444]" pageId="21" pageNumber="22">
<figureCitation id="1348AA9EBB7D1211FF113EA7FEA3FA33" box="[151,319,1418,1444]" captionStart="FIGURES 59 62" captionStartId="22.[151,269,1870,1894]" captionTargetBox="[187,1391,402,1869]" captionTargetId="figure@22.[187,1399,400,1874]" captionTargetPageId="22" captionText="FIGURES 59 62. Henricia elachys, Holotype, LACM 2007 - 099.001. Fig. 59, Whole animal, abactinal view. Bar = 1.0 cm. Fig. 60, Whole animal, actinal view. Bar = 1.0 cm. Fig. 61, Close-up, abactinal surface. Bar = 1.0 mm. Fig. 62, Close-up, adambulacral / oral region. Bar = 5.0 mm." httpUri="https://zenodo.org/record/294247/files/figure.png" pageId="21" pageNumber="22">Figures 5962</figureCitation>
&amp; 64
</paragraph>
</subSubSection>
<subSubSection id="C369E590BB7D1211FF113EF8FF7FF9C8" pageId="21" pageNumber="22" type="materials_examined">
<paragraph id="8BCCB61BBB7D1211FF113EF8FE10F983" blockId="21.[151,1437,1493,2004]" pageId="21" pageNumber="22">
<emphasis id="B9076A09BB7D1211FF113EF8FECCFA78" bold="true" box="[151,336,1493,1519]" pageId="21" pageNumber="22">
<typeStatus id="54C808B9BB7D1211FF113EF8FF45FA78" box="[151,217,1493,1519]" pageId="21" pageNumber="22">Type</typeStatus>
locality:
</emphasis>
Alaska, Aleutian Islands, Rat Islands, Rat Island (51º
<geoCoordinate id="EE47D0DCBB7D1211FC793EF8FBE1FA78" box="[1023,1149,1493,1519]" direction="north" orientation="latitude" pageId="21" pageNumber="22" precision="55" value="49.594">49.594 N</geoCoordinate>
, 178º
<geoCoordinate id="EE47D0DCBB7D1211FB443EF8FAA0FA78" box="[1218,1340,1493,1519]" direction="east" orientation="longitude" pageId="21" pageNumber="22" precision="55" value="27.184">27.184 E</geoCoordinate>
),
<specimenCount id="9D757D92BB7D1211FAD23EF8FA01FA78" box="[1364,1437,1493,1519]" pageId="21" pageNumber="22" type="generic">
<quantity id="4C8B1BFEBB7D1211FAD23EF8FA04FA78" box="[1364,1432,1493,1519]" metricMagnitude="1" metricUnit="m" metricValue="1.4" pageId="21" pageNumber="22" unit="m" value="14.0">14 m</quantity>
.
</specimenCount>
(
<collectionCode id="ED622EDEBB7D1211FF193ED7FE96F983" box="[159,266,1530,1556]" pageId="21" pageNumber="22">AKALE</collectionCode>
07-A0031).
</paragraph>
<paragraph id="8BCCB61BBB7D1211FF433D32FF7FF9C8" blockId="21.[151,1437,1493,2004]" pageId="21" pageNumber="22">
<emphasis id="B9076A09BB7D1211FF433D32FEE3F9AE" bold="true" box="[197,383,1567,1593]" pageId="21" pageNumber="22">
<typeStatus id="54C808B9BB7D1211FF433D32FE9DF9AE" box="[197,257,1567,1593]" pageId="21" pageNumber="22">Type</typeStatus>
material:
</emphasis>
<typeStatus id="54C808B9BB7D1211FE0C3D0DFE61F9AD" box="[394,509,1568,1594]" pageId="21" pageNumber="22" type="holotype">Holotype</typeStatus>
,
<collectionCode id="ED622EDEBB7D1211FD8F3D0DFDC3F9AD" LSID="urn:lsid:biocol.org:col:34802" box="[521,607,1568,1594]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34802" name="Natural History Museum of Los Angeles County" pageId="21" pageNumber="22">LACM</collectionCode>
2007-099.001; 1
<typeStatus id="54C808B9BB7D1211FCB03D0DFC3EF9AD" box="[822,930,1568,1594]" pageId="21" pageNumber="22" type="paratype">Paratype</typeStatus>
,
<collectionCode id="ED622EDEBB7D1211FC283D0DFB98F9AD" LSID="urn:lsid:biocol.org:col:34871" box="[942,1028,1568,1594]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="21" pageNumber="22">USNM</collectionCode>
1125123 (
<emphasis id="B9076A09BB7D1211FB003D0DFB2EF9AE" box="[1158,1202,1568,1593]" italics="true" pageId="21" pageNumber="22">leg.</emphasis>
R.N. Clark,
<date id="FFCD90DBBB7D1211FAC83D0DFA04F9AD" box="[1358,1432,1568,1594]" pageId="21" pageNumber="22">1 July</date>
, 2007).
</paragraph>
</subSubSection>
<subSubSection id="C369E590BB7D1211FF433D47FB87F88D" pageId="21" pageNumber="22" type="diagnosis">
<paragraph id="8BCCB61BBB7D1211FF433D47FB87F88D" blockId="21.[151,1437,1493,2004]" pageId="21" pageNumber="22">
<emphasis id="B9076A09BB7D1211FF433D47FED5F913" bold="true" box="[197,329,1642,1668]" pageId="21" pageNumber="22">Diagnosis:</emphasis>
Small moderately inflated, R to
<quantity id="4C8B1BFEBB7D1211FD553D47FCB4F913" box="[723,808,1642,1668]" metricMagnitude="-2" metricUnit="m" metricValue="2.3" pageId="21" pageNumber="22" unit="cm" value="2.3">2.3 cm</quantity>
, R:r 33.2; disc relatively broad, rays broad at base, tapering to slender tips; abactinal skeleton fine, open meshwork; pseudopaxillae round or oval, bearing 1627 very slender spinules with 13 apical thorns. Actinal inter-radial series only about 75% or R. Adambulacrals with 1016 rather slender spines, in 3 rows, 2 long spines at the furrow edge, followed by 2 lateral rows of 3 5, and a central row of 24. Color in life reddish, mottled with lighter colors.
</paragraph>
</subSubSection>
<subSubSection id="C369E590BB7D1212FF433C08FAA8FEFB" lastPageId="22" lastPageNumber="23" pageId="21" pageNumber="22" type="description">
<paragraph id="8BCCB61BBB7D1212FF433C08FAA8FEFB" blockId="21.[151,1437,1493,2004]" lastBlockId="22.[151,1436,152,364]" lastPageId="22" lastPageNumber="23" pageId="21" pageNumber="22">
<emphasis id="B9076A09BB7D1211FF433C08FEFDF8A8" bold="true" box="[197,353,1829,1855]" pageId="21" pageNumber="22">Description:</emphasis>
Small, moderately inflated, R to
<quantity id="4C8B1BFEBB7D1211FD743C08FCDFF8A8" box="[754,835,1829,1855]" metricMagnitude="-2" metricUnit="m" metricValue="2.3" pageId="21" pageNumber="22" unit="cm" value="2.3">2.3 cm</quantity>
(
<typeStatus id="54C808B9BB7D1211FCD23C08FC58F8A8" box="[852,964,1829,1855]" pageId="21" pageNumber="22" type="holotype">Holotype</typeStatus>
R =
<quantity id="4C8B1BFEBB7D1211FB873C08FBCAF8A8" box="[1025,1110,1829,1855]" metricMagnitude="-2" metricUnit="m" metricValue="2.1" pageId="21" pageNumber="22" unit="cm" value="2.1">2.1 cm</quantity>
), r to
<quantity id="4C8B1BFEBB7D1211FB183C08FB6EF8A8" box="[1182,1266,1829,1855]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" pageId="21" pageNumber="22" unit="cm" value="0.7">0.7 cm</quantity>
, R:r
<quantity id="4C8B1BFEBB7D1211FAAB3C08FA00F8A8" box="[1325,1436,1829,1855]" metricMagnitude="-2" metricUnit="m" metricValue="3.1" metricValueMax="3.2" metricValueMin="3.0" pageId="21" pageNumber="22" unit="cm" value="3.1" valueMax="3.2" valueMin="3.0">33.2 cm</quantity>
(
<figureCitation id="1348AA9EBB7D1211FF263C67FED3F8F3" box="[160,335,1866,1892]" captionStart="FIGURES 59 62" captionStartId="22.[151,269,1870,1894]" captionTargetBox="[187,1391,402,1869]" captionTargetId="figure@22.[187,1399,400,1874]" captionTargetPageId="22" captionText="FIGURES 59 62. Henricia elachys, Holotype, LACM 2007 - 099.001. Fig. 59, Whole animal, abactinal view. Bar = 1.0 cm. Fig. 60, Whole animal, actinal view. Bar = 1.0 cm. Fig. 61, Close-up, abactinal surface. Bar = 1.0 mm. Fig. 62, Close-up, adambulacral / oral region. Bar = 5.0 mm." httpUri="https://zenodo.org/record/294247/files/figure.png" pageId="21" pageNumber="22">Figs. 59 &amp; 60</figureCitation>
); disc broad, rays relatively short, broad at base, tapering to slender tips. Abactinal plates small, round to oval, spaced about 1 diameter or so apart, giving a rather open reticulum; pseudopaxillae (
<figureCitation id="1348AA9EBB7D1211FAEA3C5DFF29F838" captionStart="FIGURES 59 62" captionStartId="22.[151,269,1870,1894]" captionTargetBox="[187,1391,402,1869]" captionTargetId="figure@22.[187,1399,400,1874]" captionTargetPageId="22" captionText="FIGURES 59 62. Henricia elachys, Holotype, LACM 2007 - 099.001. Fig. 59, Whole animal, abactinal view. Bar = 1.0 cm. Fig. 60, Whole animal, actinal view. Bar = 1.0 cm. Fig. 61, Close-up, abactinal surface. Bar = 1.0 mm. Fig. 62, Close-up, adambulacral / oral region. Bar = 5.0 mm." httpUri="https://zenodo.org/record/294247/files/figure.png" pageId="21" pageNumber="22">Fig. 61</figureCitation>
) with 1627 fairly long, even spinules, bearing 13 apical thorns; papular areas large, bearing 24 papulae each; madreporite small, round, spinose (spines often in broken ridges). Superomarginals twice or less the size of abactinal plates, bearing 1217 long spinules; intermarginals limited to a few irregular plates at base of rays; inferomarginals less than twice as large as superomarginals, bearing 2125 slender spinules in 23 rows. Adambulacrals (
<figureCitation id="1348AA9EBB7E1212FED13BCFFE31FF6B" box="[343,429,226,252]" captionStart="FIGURES 59 62" captionStartId="22.[151,269,1870,1894]" captionTargetBox="[187,1391,402,1869]" captionTargetId="figure@22.[187,1399,400,1874]" captionTargetPageId="22" captionText="FIGURES 59 62. Henricia elachys, Holotype, LACM 2007 - 099.001. Fig. 59, Whole animal, abactinal view. Bar = 1.0 cm. Fig. 60, Whole animal, actinal view. Bar = 1.0 cm. Fig. 61, Close-up, abactinal surface. Bar = 1.0 mm. Fig. 62, Close-up, adambulacral / oral region. Bar = 5.0 mm." httpUri="https://zenodo.org/record/294247/files/figure.png" pageId="22" pageNumber="23">Fig. 62</figureCitation>
) with 1 fairly long, bent spine deep in furrow, 1016 fairly long, stout actinal spines in 2 lateral rows of 36, and a (usually) partial central row of 24, 12 at edge of furrow much longer than others. Oral plates (
<figureCitation id="1348AA9EBB7E1212FE073A00FE44FED0" box="[385,472,301,327]" captionStart="FIGURES 59 62" captionStartId="22.[151,269,1870,1894]" captionTargetBox="[187,1391,402,1869]" captionTargetId="figure@22.[187,1399,400,1874]" captionTargetPageId="22" captionText="FIGURES 59 62. Henricia elachys, Holotype, LACM 2007 - 099.001. Fig. 59, Whole animal, abactinal view. Bar = 1.0 cm. Fig. 60, Whole animal, actinal view. Bar = 1.0 cm. Fig. 61, Close-up, abactinal surface. Bar = 1.0 mm. Fig. 62, Close-up, adambulacral / oral region. Bar = 5.0 mm." httpUri="https://zenodo.org/record/294247/files/figure.png" pageId="22" pageNumber="23">Fig. 62</figureCitation>
) with 5 thick, bunt or pointed marginal and 69 similar sub-oral spines. Color in life (Fig. 64) reddish, often with lighter mottlings on abactinal surface, actinal surface yellow-cream.
</paragraph>
</subSubSection>
<caption id="DF0CE693BB7E1212FF113C63FD25F832" httpUri="https://zenodo.org/record/294247/files/figure.png" pageId="22" pageNumber="23" targetBox="[187,1391,402,1869]" targetPageId="22">
<paragraph id="8BCCB61BBB7E1212FF113C63FD25F832" blockId="22.[151,1436,1870,2024]" pageId="22" pageNumber="23">
<emphasis id="B9076A09BB7E1212FF113C63FEC2F8F1" bold="true" box="[151,350,1870,1894]" pageId="22" pageNumber="23">FIGURES 5962.</emphasis>
<taxonomicName id="4C73CD98BB7E1212FEE33C62FD87F8F1" box="[357,539,1871,1894]" class="Asteroidea" family="Echinasteridae" genus="Henricia" kingdom="Animalia" order="Spinulosida" pageId="22" pageNumber="23" phylum="Echinodermata" rank="species" species="elachys">
<emphasis id="B9076A09BB7E1212FEE33C62FD87F8F1" box="[357,539,1871,1894]" italics="true" pageId="22" pageNumber="23">Henricia elachys</emphasis>
</taxonomicName>
, Holotype, LACM 2007-099.001. Fig. 59, Whole animal, abactinal view. Bar = 1.0 cm. Fig. 60, Whole animal, actinal view. Bar = 1.0 cm. Fig. 61, Close-up, abactinal surface. Bar = 1.0 mm. Fig. 62, Close-up, adambulacral/oral region. Bar = 5.0 mm.
</paragraph>
</caption>
<caption id="DF0CE693BB7E1212FF113C83FB21F870" pageId="22" pageNumber="23">
<paragraph id="8BCCB61BBB7E1212FF113C83FB21F870" blockId="22.[151,1436,1870,2024]" pageId="22" pageNumber="23">
<emphasis id="B9076A09BB7E1212FF113C83FEBAF851" bold="true" box="[151,294,1966,1990]" pageId="22" pageNumber="23">FIGURE 63.</emphasis>
<emphasis id="B9076A09BB7E1212FEAB3C82FE7FF851" box="[301,483,1967,1990]" italics="true" pageId="22" pageNumber="23">
<taxonomicName id="4C73CD98BB7E1212FEAB3C82FE7CF851" box="[301,480,1967,1990]" class="Asteroidea" family="Echinasteridae" genus="Henricia" kingdom="Animalia" order="Spinulosida" pageId="22" pageNumber="23" phylum="Echinodermata" rank="species" species="tumida">Henricia tumida</taxonomicName>
,
</emphasis>
Close-up, adambulacral region. Bar = 2.0 mm Rat Island, 7 m (R.N. Clark coll.)
<emphasis id="B9076A09BB7E1212FF113CFDFEBAF87F" bold="true" box="[151,294,2000,2024]" pageId="22" pageNumber="23">FIGURE 64.</emphasis>
<emphasis id="B9076A09BB7E1212FEAB3CFCFE75F87F" box="[301,489,2001,2024]" italics="true" pageId="22" pageNumber="23">
<taxonomicName id="4C73CD98BB7E1212FEAB3CFCFE7AF87F" box="[301,486,2001,2024]" class="Asteroidea" family="Echinasteridae" genus="Henricia" kingdom="Animalia" order="Spinulosida" pageId="22" pageNumber="23" phylum="Echinodermata" rank="species" species="elachys">Henricia elachys</taxonomicName>
,
</emphasis>
live,
<emphasis id="B9076A09BB7E1212FDA33CFCFDF1F87F" box="[549,621,2001,2024]" italics="true" pageId="22" pageNumber="23">in situ,</emphasis>
Amchitka Island, 12 m (
<emphasis id="B9076A09BB7E1212FCFE3CFCFC3CF87F" box="[888,928,2001,2024]" italics="true" pageId="22" pageNumber="23">leg.</emphasis>
R. N. Clark, 8 June, 2008.
</paragraph>
</caption>
<subSubSection id="C369E590BB7F1213FF433BBAFE8BFEB5" pageId="23" pageNumber="24" type="distribution">
<paragraph id="8BCCB61BBB7F1213FF433BBAFC87FF40" blockId="23.[151,1437,151,514]" pageId="23" pageNumber="24">
<emphasis id="B9076A09BB7F1213FF433BBAFEF4FF26" bold="true" box="[197,360,151,177]" pageId="23" pageNumber="24">Distribution:</emphasis>
The three
<typeStatus id="54C808B9BB7F1213FE613BB5FD86FF25" box="[487,538,152,178]" pageId="23" pageNumber="24">type</typeStatus>
specimens all were taken at Rat Island, mixed with the similar appearing
<taxonomicName id="4C73CD98BB7F1213FAF93BB5FF74FF41" class="Asteroidea" family="Echinasteridae" genus="Henricia" kingdom="Animalia" order="Spinulosida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="tumida">
<emphasis id="B9076A09BB7F1213FAF93BB5FF74FF41" italics="true" pageId="23" pageNumber="24">H. tumida</emphasis>
</taxonomicName>
, but it is probably wide spread in the Aleutians.
</paragraph>
<paragraph id="8BCCB61BBB7F1213FF433BCFFE8BFEB5" blockId="23.[151,1437,151,514]" pageId="23" pageNumber="24">
<emphasis id="B9076A09BB7F1213FF433BCFFEABFF6B" bold="true" box="[197,311,226,252]" pageId="23" pageNumber="24">Habitat:</emphasis>
bedrock and boulders encrusted with coralline red algae, various sponges, hydroids and bryozoans.
</paragraph>
</subSubSection>
<subSubSection id="C369E590BB7F1213FF433A00FD53FED0" box="[197,719,301,327]" pageId="23" pageNumber="24" type="etymology">
<paragraph id="8BCCB61BBB7F1213FF433A00FD53FED0" blockId="23.[151,1437,151,514]" box="[197,719,301,327]" pageId="23" pageNumber="24">
<emphasis id="B9076A09BB7F1213FF433A00FEC9FED0" bold="true" box="[197,341,301,327]" pageId="23" pageNumber="24">Etymology:</emphasis>
From the Latin, meaning small.
</paragraph>
</subSubSection>
<subSubSection id="C369E590BB7F1213FF433A7FFBE3FD95" pageId="23" pageNumber="24" type="discussion">
<paragraph id="8BCCB61BBB7F1213FF433A7FFBE3FD95" blockId="23.[151,1437,151,514]" pageId="23" pageNumber="24">
<emphasis id="B9076A09BB7F1213FF433A7FFEDEFEFB" bold="true" box="[197,322,338,364]" pageId="23" pageNumber="24">Remarks:</emphasis>
This small species was taken mixed with the similar and very variable
<taxonomicName id="4C73CD98BB7F1213FB193A7FFA84FEFC" box="[1183,1304,338,363]" class="Asteroidea" family="Echinasteridae" genus="Henricia" kingdom="Animalia" order="Spinulosida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="tumida">
<emphasis id="B9076A09BB7F1213FB193A7FFA84FEFC" box="[1183,1304,338,363]" italics="true" pageId="23" pageNumber="24">H. tumida</emphasis>
</taxonomicName>
(
<figureCitation id="1348AA9EBB7F1213FAAF3A7FFA12FEFB" box="[1321,1422,338,364]" captionStart="FIGURE 63" captionStartId="22.[151,255,1966,1990]" captionText="FIGURE 63. Henricia tumida, Close-up, adambulacral region. Bar = 2.0 mm Rat Island, 7 m (R. N. Clark coll.) FIGURE 64. Henricia elachys, live, in situ, Amchitka Island, 12 m (leg. R. N. Clark, 8 June, 2008." pageId="23" pageNumber="24">Figs. 63</figureCitation>
), from which it differs in 1) more open abactinal skeleton; 2) very slender abactinal spinules, those of
<taxonomicName id="4C73CD98BB7F1213FAA13A55FA00FE06" box="[1319,1436,376,401]" class="Asteroidea" family="Echinasteridae" genus="Henricia" kingdom="Animalia" order="Spinulosida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="tumida">
<emphasis id="B9076A09BB7F1213FAA13A55FA00FE06" box="[1319,1436,376,401]" italics="true" pageId="23" pageNumber="24">H. tumida</emphasis>
</taxonomicName>
are very thick and blunt; 3) much more numerous (1016) adambulacral spines, which occur in 3 rows in
<emphasis id="B9076A09BB7F1213FAF93AB0FF6AFE4C" italics="true" pageId="23" pageNumber="24">
<taxonomicName id="4C73CD98BB7F1213FAF93AB0FF6EFE4C" class="Asteroidea" family="Echinasteridae" genus="Henricia" kingdom="Animalia" order="Spinulosida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="elachys">H. elachys</taxonomicName>
,
</emphasis>
versus a single (often irregular or staggered) row of
<quantity id="4C8B1BFEBB7F1213FCE53AEFFC32FE4B" box="[867,942,450,476]" metricMagnitude="-1" metricUnit="m" metricValue="1.524" metricValueMax="2.032" metricValueMin="1.016" pageId="23" pageNumber="24" unit="in" value="6.0" valueMax="8.0" valueMin="4.0">48 in</quantity>
<taxonomicName id="4C73CD98BB7F1213FC303AEFFBB7FE4C" box="[950,1067,450,475]" class="Asteroidea" family="Echinasteridae" genus="Henricia" kingdom="Animalia" order="Spinulosida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="tumida">
<emphasis id="B9076A09BB7F1213FC303AEFFBB7FE4C" box="[950,1067,450,475]" italics="true" pageId="23" pageNumber="24">H. tumida</emphasis>
</taxonomicName>
(
<figureCitation id="1348AA9EBB7F1213FBBA3AEFFB08FE4B" box="[1084,1172,450,476]" captionStart="FIGURE 63" captionStartId="22.[151,255,1966,1990]" captionText="FIGURE 63. Henricia tumida, Close-up, adambulacral region. Bar = 2.0 mm Rat Island, 7 m (R. N. Clark coll.) FIGURE 64. Henricia elachys, live, in situ, Amchitka Island, 12 m (leg. R. N. Clark, 8 June, 2008." pageId="23" pageNumber="24">Fig. 63</figureCitation>
); and 4) smaller, more numerous papulae 24 per area versus usually 1, rarely 2, large papulae in
<taxonomicName id="4C73CD98BB7F1213FB853AC5FBEBFD96" box="[1027,1143,488,513]" class="Asteroidea" family="Echinasteridae" genus="Henricia" kingdom="Animalia" order="Spinulosida" pageId="23" pageNumber="24" phylum="Echinodermata" rank="species" species="tumida">
<emphasis id="B9076A09BB7F1213FB853AC5FBEBFD96" box="[1027,1143,488,513]" italics="true" pageId="23" pageNumber="24">H. tumida</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
</treatment>
</document>