248 lines
27 KiB
XML
248 lines
27 KiB
XML
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<mods:title id="83BE7C02FCDE55E66B38DFBA4DADD7FD">Seven new genera and thirty-four new species of buccinoid gastropods (Neogastropoda: Buccinidae) from the Aleutian Islands, Alaska</mods:title>
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<mods:namePart id="3179395A41EA1B6121D8D617E320375C">Mclean, James H.</mods:namePart>
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<mods:namePart id="6B4006A502E745DD4791957AC0B7E962">Clark, Roger N.</mods:namePart>
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<mods:title id="1E8FF0B89EB105B7DAA05B413EC470EA">Zootaxa</mods:title>
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<mods:part id="80C6ACDCC1BDAEFE6B4B7A401A3B2018">
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<mods:date id="CB49A803145ACC05C32CAC4149E10175">2023</mods:date>
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<emphasis id="B96CA71FFFD27C09FF18CBEFFE554BBD" bold="true" box="[151,424,1447,1474]" italics="true" pageId="21" pageNumber="172">Exiloberingius fragilis</emphasis>
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locality:
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SW of
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,
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:
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1,
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(fragmented). S of
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(
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(
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-
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);
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<materialsCitation id="3B707150FFD27C09FDA2C8D0FCB948AA" ID-GBIF-Occurrence="4418762524" collectionCode="LACM" county="Pt" elevation="411" latitude="52.154667" location="Pt" longLatPrecision="11" longitude="-172.662" municipality="Islands of Four Mountains" pageId="21" pageNumber="172" specimenCode="NMFS 94-200201, 194, SBMNH 464983, NMFS 143-201201, 74, RNC 4877" specimenCount="1" typeStatus="paratype">
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2,
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<specimenCode id="DBBED376FFD27C09FDEBC8DFFCD948CE" box="[612,804,1687,1713]" collectionCode="SBMNH" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34834" lsid="urn:lsid:biocol.org:col:34834" name="Santa Barbara Museum of Natural History" pageId="21" pageNumber="172" type="Museum">SBMNH 464983</specimenCode>
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,
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. S of
|
||
<location id="8EC72DD6FFD27C09FC45C8DFFB8D48CE" LSID="urn:lsid:plazi:treatment:03B1CA1BFFD27C0BFF18CBEFFE544F8A:8EC72DD6FFD27C09FC45C8DFFB8D48CE" box="[970,1136,1687,1713]" county="Pt" latitude="52.154667" longLatPrecision="11" longitude="-172.662" municipality="Islands of Four Mountains" name="Amutka Island" pageId="21" pageNumber="172">Amutka Island</location>
|
||
,
|
||
<collectingMunicipality id="6BC3E177FFD27C09FBF5C8DFFA6148CE" box="[1146,1436,1687,1714]" pageId="21" pageNumber="172">Islands of Four Mountains</collectingMunicipality>
|
||
(
|
||
<geoCoordinate id="EE2C1DCAFFD27C09FF10C8F3FED848A9" box="[159,293,1723,1750]" degrees="52" direction="north" minutes="09.28" orientation="latitude" pageId="21" pageNumber="172" precision="9" value="52.154667">52°09.28 N</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="EE2C1DCAFFD27C09FEBFC8F3FE3448AA" box="[304,457,1723,1749]" degrees="172" direction="west" minutes="39.72" orientation="longitude" pageId="21" pageNumber="172" precision="9" value="-172.662">172°39.72 W</geoCoordinate>
|
||
),
|
||
<quantity id="4CE0D6E8FFD27C09FE53C8F3FDDE48A9" box="[476,547,1723,1750]" metricMagnitude="2" metricUnit="m" metricValue="3.32" pageId="21" pageNumber="172" unit="m" value="332.0">
|
||
<elevation id="00359C3EFFD27C09FE53C8F3FDDE48A9" box="[476,547,1723,1750]" metricMagnitude="2" metricUnit="m" metricValue="3.32" pageId="21" pageNumber="172" unit="m" value="332.0">332 m</elevation>
|
||
</quantity>
|
||
(
|
||
<specimenCode id="DBBED376FFD27C09FDBDC8F3FCEF48AA" box="[562,786,1723,1749]" collectionCode="NMFS" pageId="21" pageNumber="172">NMFS 143-201201</specimenCode>
|
||
-
|
||
<specimenCode id="DBBED376FFD27C09FC95C8F3FCC548AA" box="[794,824,1723,1749]" collectionCode="NMFS" pageId="21" pageNumber="172">74</specimenCode>
|
||
);
|
||
</materialsCitation>
|
||
<materialsCitation id="3B707150FFD27C09FCC4C8F4FAE448AA" ID-GBIF-Occurrence="4418762490" box="[843,1305,1723,1750]" collectionCode="LACM" county="Pt" elevation="411" latitude="52.154667" location="Pt" longLatPrecision="11" longitude="-172.662" municipality="Islands of Four Mountains" pageId="21" pageNumber="172" specimenCode="NMFS 94-200201, 194, SBMNH 464983, NMFS 143-201201, 74, RNC 4877" specimenCount="1" typeStatus="paratype">
|
||
<collectingCounty id="62C60381FFD27C09FCC4C8F4FC9F48A9" box="[843,866,1724,1750]" pageId="21" pageNumber="172">Pt</collectingCounty>
|
||
3,
|
||
<specimenCode id="DBBED376FFD27C09FC09C8F3FBFC48AA" box="[902,1025,1723,1749]" collectionCode="RNC" pageId="21" pageNumber="172">RNC 4877</specimenCode>
|
||
,
|
||
<quantity id="4CE0D6E8FFD27C09FB83C8F3FB8D48A9" box="[1036,1136,1723,1750]" metricMagnitude="-2" metricUnit="m" metricValue="7.85" pageId="21" pageNumber="172" unit="mm" value="78.5">78.5 mm</quantity>
|
||
(type locality)
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3022886FFD27C09FF48C897FF2F4989" pageId="21" pageNumber="172" type="description">
|
||
<paragraph id="8BA77B0DFFD27C09FF48C897FB9D491A" blockId="21.[151,1437,1579,2038]" pageId="21" pageNumber="172">
|
||
<emphasis id="B96CA71FFFD27C09FF48C897FEA64886" bold="true" box="[199,347,1759,1785]" pageId="21" pageNumber="172">Description:</emphasis>
|
||
Shell moderately large (to
|
||
<quantity id="4CE0D6E8FFD27C09FD1FC897FD0D4885" box="[656,752,1759,1786]" metricMagnitude="-1" metricUnit="m" metricValue="1.09" pageId="21" pageNumber="172" unit="mm" value="109.0">109 mm</quantity>
|
||
, LACM 3611), pyriform, whorls rounded; white, with thick, fibrous periostracum. Nuclear whorls eroded, four to five teleconch whorls; shell thin, a fraction of a mm thick, except for strengthening along columella and in the deposition of final, flared lip. Spiral sculpture weak or absent. Axial sculpture absent. Aperture less than half of shell height, oval; canal short, broad.
|
||
</paragraph>
|
||
<paragraph id="8BA77B0DFFD27C09FF48C927FF2F4989" blockId="21.[151,1437,1579,2038]" pageId="21" pageNumber="172">Radula (fig. 13 D): Rachidian tooth nearly twice as broad as long, lateral edges rounded. Lateral teeth large, tricuspid, outer cusp thick, curved, tapering, constricted at base, forming a notch; central cusp, small, fairly thick, rather blunt; inner cusp thick, triangular, angled inward, twice as long as central one, about ¼ the length of outer cusp.</paragraph>
|
||
</subSubSection>
|
||
<caption id="DF672B85FFD17C0AFF18C904FE6249D2" ID-DOI="http://doi.org/10.5281/zenodo.8391410" ID-Zenodo-Dep="8391410" httpUri="https://zenodo.org/record/8391410/files/figure.png" pageId="22" pageNumber="173" startId="22.[151,250,1868,1892]" targetBox="[151,1436,181,1844]" targetPageId="22" targetType="figure">
|
||
<paragraph id="8BA77B0DFFD17C0AFF18C904FE6249D2" blockId="22.[151,1437,1868,1965]" pageId="22" pageNumber="173">
|
||
<emphasis id="B96CA71FFFD17C0AFF18C904FEDD491B" bold="true" box="[151,288,1868,1892]" pageId="22" pageNumber="173">FIGURE 13.</emphasis>
|
||
<taxonomicName id="4C18008EFFD17C0AFEA8C904FDF6491B" authority="Mclean & Clark, 2023" authorityName="McLean & Clark" authorityYear="2023" box="[295,523,1868,1892]" class="Gastropoda" family="Buccinidae" genus="Exiloberingius" kingdom="Animalia" order="Neogastropoda" pageId="22" pageNumber="173" phylum="Mollusca" rank="species" species="fragilis" status="sp. nov.">
|
||
<emphasis id="B96CA71FFFD17C0AFEA8C904FDF6491B" box="[295,523,1868,1892]" italics="true" pageId="22" pageNumber="173">Exiloberingius fragilis</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B96CA71FFFD17C0AFD9DC904FDB1491B" bold="true" box="[530,588,1868,1892]" pageId="22" pageNumber="173">
|
||
<taxonomicNameLabel id="A25F1A64FFD17C0AFD9DC904FDB1491B" box="[530,588,1868,1892]" pageId="22" pageNumber="173" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
,
|
||
<emphasis id="B96CA71FFFD17C0AFDD6C904FD96491B" bold="true" box="[601,619,1868,1892]" pageId="22" pageNumber="173">A</emphasis>
|
||
. Holotype, LACM 3579, SW of Seguam Island, 153 m, 106.6 mm;
|
||
<emphasis id="B96CA71FFFD17C0AFA90C904FACD491B" bold="true" box="[1311,1328,1868,1892]" pageId="22" pageNumber="173">B</emphasis>
|
||
. Paratype, RNC 4877 (type locality), 78.5 mm; C, Paratype, LACM 3611, S of Seguam Island, 411 m, 109.5 mm (fragmented);
|
||
<emphasis id="B96CA71FFFD17C0AFABFC938FABF49F7" bold="true" box="[1328,1346,1904,1928]" pageId="22" pageNumber="173">D</emphasis>
|
||
. Radula, paratype 1, bar = 200 µm.
|
||
</paragraph>
|
||
</caption>
|
||
<subSubSection id="C3022886FFD07C0BFF48CEDFFB894E86" pageId="23" pageNumber="174" type="discussion">
|
||
<paragraph id="8BA77B0DFFD07C0BFF48CEDFFB894E86" blockId="23.[151,1436,151,501]" pageId="23" pageNumber="174">
|
||
<emphasis id="B96CA71FFFD07C0BFF48CEDFFEC04ECE" bold="true" box="[199,317,151,177]" pageId="23" pageNumber="174">Remarks:</emphasis>
|
||
This species is unique among the
|
||
<taxonomicName id="4C18008EFFD07C0BFD49CEDFFCB14ECE" authorityName="Golikov & Starobogatov" authorityYear="1975" box="[710,844,151,177]" pageId="23" pageNumber="158" rank="subFamily" subFamily="Beringiinae">Beringiinae</taxonomicName>
|
||
, in being very fragile, and the shell cannot be dried, because it begins to unravel at the suture and then fracture into many fragments (
|
||
<figureCitation id="13236788FFD07C0BFB96CEF3FB834EAA" box="[1049,1150,187,213]" captionStart="FIGURE 13" captionStartId="22.[151,250,1868,1892]" captionTargetBox="[151,1436,181,1844]" captionTargetId="figure-22@22.[151,1436,181,1844]" captionTargetPageId="22" captionText="FIGURE 13. Exiloberingius fragilis n. sp., A. Holotype, LACM 3579, SW of Seguam Island, 153 m, 106.6 mm; B. Paratype, RNC 4877 (type locality), 78.5 mm; C, Paratype, LACM 3611, S of Seguam Island, 411 m, 109.5 mm (fragmented); D. Radula, paratype 1, bar = 200 µm." figureDoi="http://doi.org/10.5281/zenodo.8391410" httpUri="https://zenodo.org/record/8391410/files/figure.png" pageId="23" pageNumber="174">Fig. 13C</figureCitation>
|
||
,
|
||
<typeStatus id="54A3C5AFFFD07C0BFB06CEF3FB164EAA" box="[1161,1259,187,213]" pageId="23" pageNumber="174" type="paratype">Paratype</typeStatus>
|
||
1). Treating the shell with glycerin and keeping it in a sealed bag or container prevents this fragmenting.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3022886FFD07C0BFF48CF4BFE1F4F3E" pageId="23" pageNumber="174" type="etymology">
|
||
<paragraph id="8BA77B0DFFD07C0BFF48CF4BFE1F4F3E" blockId="23.[151,1436,151,501]" pageId="23" pageNumber="174">
|
||
<emphasis id="B96CA71FFFD07C0BFF48CF4BFEAF4F62" bold="true" box="[199,338,259,285]" pageId="23" pageNumber="174">Etymology:</emphasis>
|
||
From the Latin:
|
||
<emphasis id="B96CA71FFFD07C0BFD96CF4BFDA94F62" box="[537,596,259,285]" italics="true" pageId="23" pageNumber="174">exilis</emphasis>
|
||
meaning fragile or easily broken, and
|
||
<taxonomicName id="4C18008EFFD07C0BFB9ACF4BFB9B4F62" authorityName="McLean & Clark" authorityYear="2023" box="[1045,1126,259,285]" class="Gastropoda" family="Buccinidae" genus="Exiloberingius" kingdom="Animalia" order="Neogastropoda" pageId="23" pageNumber="174" phylum="Mollusca" rank="species" species="fragilis">
|
||
<emphasis id="B96CA71FFFD07C0BFB9ACF4BFB9B4F62" box="[1045,1126,259,285]" italics="true" pageId="23" pageNumber="174">fragilis</emphasis>
|
||
</taxonomicName>
|
||
brittle, in, reference to the fragile, poorly calcified shell.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3022886FFD07C0BFF48CF02FE544F8A" pageId="23" pageNumber="174" type="distribution">
|
||
<paragraph id="8BA77B0DFFD07C0BFF48CF02FEE04FF6" blockId="23.[151,1436,151,501]" pageId="23" pageNumber="174">
|
||
<emphasis id="B96CA71FFFD07C0BFF48CF02FE9E4F1B" bold="true" box="[199,355,330,356]" pageId="23" pageNumber="174">Distribution:</emphasis>
|
||
Known only from the vicinity of Seguam and Amutka Passes (
|
||
<geoCoordinate id="EE2C1DCAFFD07C0BFBA1CF03FB784F1A" box="[1070,1157,331,357]" degrees="171" direction="west" orientation="longitude" pageId="23" pageNumber="174" precision="55555" value="-171.0">171° W</geoCoordinate>
|
||
to
|
||
<geoCoordinate id="EE2C1DCAFFD07C0BFB25CF03FAF94F1A" box="[1194,1284,331,357]" degrees="173" direction="west" orientation="longitude" pageId="23" pageNumber="174" precision="55555" value="-173.0">173° W</geoCoordinate>
|
||
), at depths of
|
||
<quantity id="4CE0D6E8FFD07C0BFF18CF26FEE44FF6" box="[151,281,366,393]" metricMagnitude="2" metricUnit="m" metricValue="2.455" metricValueMax="3.38" metricValueMin="1.53" pageId="23" pageNumber="174" unit="m" value="245.5" valueMax="338.0" valueMin="153.0">
|
||
153–
|
||
<specimenCount id="9D1EB084FFD07C0BFF40CF26FEE44FF6" box="[207,281,366,393]" pageId="23" pageNumber="174" type="generic">338 m</specimenCount>
|
||
</quantity>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BA77B0DFFD07C0BFF48CFDAFE544F8A" blockId="23.[151,1436,151,501]" pageId="23" pageNumber="174">
|
||
<emphasis id="B96CA71FFFD07C0BFF48CFDAFED14FD3" bold="true" box="[199,300,402,428]" pageId="23" pageNumber="174">Habitat:</emphasis>
|
||
Volcanic sand bottom, with a bottom temperature of 3.7–4.4°C. Seguam and Amutka Islands are somewhat isolated islands in the central Aleutians, surrounded by deep, swift passes, Seguam Pass to the west, and Amutka pass to the east.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |