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<document id="A192842AE35F40B26AA4E08763643236" ID-DOI="10.5281/zenodo.283120" ID-GBIF-Dataset="62898615-ab09-4d0a-9341-9cbece286c1a" ID-ISSN="1175-5326" ID-Zenodo-Dep="283120" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460563423193" checkinUser="plazi" docAuthor="Stein, David L." docDate="2012" docId="03B487D1FF86AF4BFF6F14CEFCE312BE" docLanguage="en" docName="zt03588p054.pdf" docOrigin="Zootaxa 3588" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Osteodiscus rhepostomias Stein, 2012, n. sp." docType="treatment" docVersion="7" lastPageNumber="21" masterDocId="FF8DFFA9FF95AF5FFFF81514FFE2152A" masterDocTitle="A Review of the Snailfishes (Liparidae, Scorpaeniformes) of New Zealand, Including Descriptions of a New Genus and Sixteen New Species" masterLastPageNumber="54" masterPageNumber="1" pageNumber="20" updateTime="1698320588751" updateUser="plazi">
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<mods:title id="80B63DA0BE143D86B996A091D1B6AF46">A Review of the Snailfishes (Liparidae, Scorpaeniformes) of New Zealand, Including Descriptions of a New Genus and Sixteen New Species</mods:title>
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<mods:namePart id="185B2608864D1F2A0256EFBA4DE14655">Stein, David L.</mods:namePart>
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<mods:date id="8EFA5FE2C2DC6D77C641872132076F20">2012</mods:date>
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<subSubSection id="C307654CFF86AF4CFF6F14CEFF04173F" pageId="19" pageNumber="20" type="nomenclature">
<paragraph id="8BA236C7FF86AF4CFF6F14CEFDFA14DE" blockId="19.[151,536,474,533]" box="[151,536,474,500]" pageId="19" pageNumber="20">
<heading id="D0EA81ABFF86AF4CFF6F14CEFDFA14DE" bold="true" box="[151,536,474,500]" fontSize="11" level="1" pageId="19" pageNumber="20" reason="1">
<emphasis id="B969EAD5FF86AF4CFF6F14CEFDFA14DE" bold="true" box="[151,536,474,500]" pageId="19" pageNumber="20">
<taxonomicName id="4C1D4D44FF86AF4CFF6F14CEFE2C14DE" ID-CoL="75BDK" box="[151,462,474,500]" class="Actinopterygii" family="Liparidae" genus="Osteodiscus" kingdom="Animalia" order="Scorpaeniformes" pageId="19" pageNumber="20" phylum="Chordata" rank="species" species="rhepostomias" status="sp. nov.">
<emphasis id="B969EAD5FF86AF4CFF6F14CEFE2C14DE" bold="true" box="[151,462,474,500]" italics="true" pageId="19" pageNumber="20">Osteodiscus rhepostomias</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25A57AEFF86AF4CFE2E14CEFDFA14DE" box="[470,536,474,500]" pageId="19" pageNumber="20" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="8BA236C7FF86AF4CFF6F14E9FF04173F" blockId="19.[151,536,474,533]" box="[151,230,509,533]" pageId="19" pageNumber="20">
<figureCitation id="13262A42FF86AF4CFF6F14E9FF04173F" box="[151,230,509,533]" captionStart="FIGURE 16" captionStartId="19.[151,250,1805,1828]" captionTargetBox="[195,1393,958,1762]" captionTargetId="figure@19.[151,1436,910,1784]" captionTargetPageId="19" captionText="FIGURE 16. Osteodiscus rhepostomias n. sp. Holotype. NMNZ P. 046408, 40 mm SL. A. lateral view of preserved specimen; B. NMNZ P. 046408 / 1, right pectoral girdle; C. ventral view." httpUri="https://zenodo.org/record/283135/files/figure.png" pageId="19" pageNumber="20">Fig. 16</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="C307654CFF86AF4CFF6F1751FEE217C7" pageId="19" pageNumber="20" type="materials_examined">
<paragraph id="8BA236C7FF86AF4CFF6F1751FEA3178F" blockId="19.[151,1436,581,857]" pageId="19" pageNumber="20">
<emphasis id="B969EAD5FF86AF4CFF6F1751FEE91777" bold="true" box="[151,267,581,605]" pageId="19" pageNumber="20">
<typeStatus id="54A68865FF86AF4CFF6F1751FEE41777" box="[151,262,581,605]" pageId="19" pageNumber="20" type="holotype">Holotype</typeStatus>
.
</emphasis>
<collectionCode id="ED0CAE02FF86AF4CFEEC1752FE851777" box="[276,359,582,605]" httpUri="http://grbio.org/cool/fg7h-t7tk" name="Museum of New Zealand Te Papa Tongarewa" pageId="19" pageNumber="20">NMNZ</collectionCode>
P.046408, sex unknown,
<quantity id="4CE59B22FF86AF4CFD751751FD361777" box="[653,724,581,605]" metricMagnitude="-2" metricUnit="m" metricValue="4.0" pageId="19" pageNumber="20" unit="mm" value="40.0">40mm</quantity>
SL, TL unknown,
<geoCoordinate id="EE295000FF86AF4CFC491751FBD41777" box="[945,1078,581,605]" direction="south" orientation="latitude" pageId="19" pageNumber="20" precision="9" value="-46.646667">46°38.80' S</geoCoordinate>
,
<geoCoordinate id="EE295000FF86AF4CFBBD1751FB381777" box="[1093,1242,581,605]" direction="east" orientation="longitude" pageId="19" pageNumber="20" precision="9" value="178.5005">178°30.03' E</geoCoordinate>
, Bounty Trough, R/V
<taxonomicName id="4C1D4D44FF86AF4CFF28177EFE9B17AB" authority="Stn." authorityName="Stn." box="[208,377,617,641]" class="Arachnida" family="Uloboridae" genus="Tangaroa" kingdom="Animalia" order="Araneae" pageId="19" pageNumber="20" phylum="Arthropoda" rank="genus">
<emphasis id="B969EAD5FF86AF4CFF28177EFED917AB" box="[208,315,618,641]" italics="true" pageId="19" pageNumber="20">Tangaroa</emphasis>
, Stn.
</taxonomicName>
TAN 0 116,
<date id="FFA31007FF86AF4CFDF6177DFD3617AB" box="[526,724,617,641]" pageId="19" pageNumber="20" value="2001-10-10">10 October 2001</date>
, 2786
<quantity id="4CE59B22FF86AF4CFCD2177DFC6617AB" box="[810,900,617,641]" metricMagnitude="3" metricUnit="m" metricValue="2.821" pageId="19" pageNumber="20" unit="m" value="2821.0">2821 m</quantity>
.
<collectionCode id="ED0CAE02FF86AF4CFC6B177EFC0417AB" box="[915,998,618,641]" httpUri="http://grbio.org/cool/fg7h-t7tk" name="Museum of New Zealand Te Papa Tongarewa" pageId="19" pageNumber="20">NMNZ</collectionCode>
P.046408/1, cleared and stained right pectoral girdle.
</paragraph>
<paragraph id="8BA236C7FF86AF4CFF3F17A6FEE217C7" blockId="19.[151,1436,581,857]" pageId="19" pageNumber="20">
<emphasis id="B969EAD5FF86AF4CFF3F17A6FEA417E0" bold="true" box="[199,326,690,714]" pageId="19" pageNumber="20">
<typeStatus id="54A68865FF86AF4CFF3F17A6FEA317E0" box="[199,321,690,714]" pageId="19" pageNumber="20" type="paratype">Paratypes</typeStatus>
.
</emphasis>
<collectionCode id="ED0CAE02FF86AF4CFEB417A6FE7C17E3" box="[332,414,690,713]" httpUri="http://grbio.org/cool/fg7h-t7tk" name="Museum of New Zealand Te Papa Tongarewa" pageId="19" pageNumber="20">NMNZ</collectionCode>
P.046409 (two specimens), sex unknown,
<quantity id="4CE59B22FF86AF4CFC8517A5FC2D17E3" box="[893,975,689,713]" metricMagnitude="-2" metricUnit="m" metricValue="2.9" pageId="19" pageNumber="20" unit="mm" value="29.0">29 mm</quantity>
,
<quantity id="4CE59B22FF86AF4CFC2217A5FBCB17E3" box="[986,1065,689,713]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" pageId="19" pageNumber="20" unit="mm" value="30.0">30 mm</quantity>
SL, TL unknown, collected with
<typeStatus id="54A68865FF86AF4CFF6F17C1FF1F17C7" box="[151,253,725,749]" pageId="19" pageNumber="20" type="holotype">holotype</typeStatus>
.
</paragraph>
</subSubSection>
<subSubSection id="C307654CFF86AF4CFF3F17EDFDE71673" pageId="19" pageNumber="20" type="diagnosis">
<paragraph id="8BA236C7FF86AF4CFF3F17EDFDE71673" blockId="19.[151,1436,581,857]" pageId="19" pageNumber="20">
<emphasis id="B969EAD5FF86AF4CFF3F17EDFEA31638" bold="true" box="[199,321,761,786]" pageId="19" pageNumber="20">Diagnosis.</emphasis>
Mouth distinctly oblique, not horizontal. Dorsal fin rays 4647, anal fin rays 41 ~44, caudal fin rays 10, pectoral fin rays 24. Gill opening above pectoral fin and extending ventrally in front of about nine rays. Radials apparently 2 (1+0+0+1).
</paragraph>
</subSubSection>
<caption id="DF62664FFF86AF4CFF6F1219FD3F1268" httpUri="https://zenodo.org/record/283135/files/figure.png" pageId="19" pageNumber="20" targetBox="[195,1393,958,1762]" targetPageId="19">
<paragraph id="8BA236C7FF86AF4CFF6F1219FD3F1268" blockId="19.[151,1436,1805,1858]" pageId="19" pageNumber="20">
<emphasis id="B969EAD5FF86AF4CFF6F1219FEFD1209" bold="true" box="[151,287,1805,1828]" pageId="19" pageNumber="20">FIGURE 16.</emphasis>
<taxonomicName id="4C1D4D44FF86AF4CFEDC121AFDCE120E" box="[292,556,1806,1828]" class="Actinopterygii" family="Liparidae" genus="Osteodiscus" kingdom="Animalia" order="Scorpaeniformes" pageId="19" pageNumber="20" phylum="Chordata" rank="species" species="rhepostomias" status="sp. nov.">
<emphasis id="B969EAD5FF86AF4CFEDC121AFDCE120E" box="[292,556,1806,1828]" italics="true" pageId="19" pageNumber="20">Osteodiscus rhepostomias</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25A57AEFF86AF4CFDCA121AFD801209" box="[562,610,1806,1827]" pageId="19" pageNumber="20" rank="species">n.sp.</taxonomicNameLabel>
Holotype. NMNZ P.046408, 40mm SL. A. lateral view of preserved specimen; B. NMNZ P.046408/1, right pectoral girdle; C. ventral view.
</paragraph>
</caption>
<subSubSection id="C307654CFF86AF4BFF3F127AFE80117D" lastPageId="20" lastPageNumber="21" pageId="19" pageNumber="20" type="description">
<paragraph id="8BA236C7FF86AF4BFF3F127AFE0A1716" blockId="19.[151,1436,1902,2036]" lastBlockId="20.[151,1437,151,1940]" lastPageId="20" lastPageNumber="21" pageId="19" pageNumber="20">
<emphasis id="B969EAD5FF86AF4CFF3F127AFEBB12AD" bold="true" box="[199,345,1902,1927]" pageId="19" pageNumber="20">Description.</emphasis>
<typeStatus id="54A68865FF86AF4CFEA71264FE2312A2" box="[351,449,1904,1928]" pageId="19" pageNumber="20" type="paratype">Paratype</typeStatus>
data (where extant) in order of decreasing length. Counts:
<date id="FFA31007FF86AF4CFBA81264FB6512AD" box="[1104,1159,1903,1927]" pageId="19" pageNumber="20" value="1951-05">V 51</date>
(55, 51), D 47 (46, 42?), A 41 (~44, 41), C na (10, 10), P 24, radials 2? Ratios: HL 27.3 (27.8, 28.2), HW 17.6 (na, 19.9), sn 10.2 (na, 11.5),
<geoCoordinate id="EE295000FF86AF4CFF6F12ACFF3612E5" box="[151,212,1975,1999]" direction="east" orientation="longitude" pageId="19" pageNumber="20" precision="5555" value="5.4">E 5.4</geoCoordinate>
(4.7, na), orbit 8.4, uj 10.9, UPL ~17.5 (na, 20.2), md 11.9, disk 6.9 (9.3, 8.7), da 3.2, bd 20.6, preD 29.0, preA 40.5, ma 18.6, aAf 17.9. In % HL: HW 64.5 (na, 70.4), sn 37.3 (na, 40.7),
<geoCoordinate id="EE295000FF86AF4CFBF412C8FBB512D9" box="[1036,1111,2011,2035]" direction="east" orientation="longitude" pageId="19" pageNumber="20" precision="5555" value="16.7">E 16.7</geoCoordinate>
, orbit 30.9, uj 40.0, UPL ~63 (na, 71.6), md 43.6 (na, 38.3), disk 25.4 (33.3, 30.9), da 11.8, bd 75.4, preD 106.4, preA 147.3, ma 68.2, aAf 65.4. Head globular, dorsal profile more or less flat to snout. Snout blunt, angled anteroventrally. Nostrils single, horizontal with middle of pupil. Mouth terminal, large, oblique at an angle of about 30 degrees. Premaxilla reaching to below anterior margin of orbit, upper jaw to below mid orbit, lower jaw with a prominent symphyseal process. Teeth slender sharp canines, arranged in about 14 oblique rows of up to 6 teeth each. Posterior teeth uniserial in jaws; anteriorly, outer teeth smallest, gradually larger medially. A clear symphyseal gap present in lower jaw. Lower jaw teeth similar to those of upper jaw, symphyseal gap absent. Eye prominent, moderately large. Gill opening long, above pectoral fin and extending ventrally over about nine rays. Opercle a prominent long spine, directed almost straight down. Opercular flap large, triangular, its apex pointed ventrally and terminating in opercular spine, posterior margin almost vertical. Cephalic pores apparently large, oval, not prominent, without raised margin, very difficult to distinguish, pattern undeterminable. Symphyseal pore pair well separated, difficult to distinguish from skin folds.
</paragraph>
<paragraph id="8BA236C7FF81AF4BFF3F1753FE1F163E" blockId="20.[151,1437,151,1940]" pageId="20" pageNumber="21">
Pectoral fin upper ray on horizontal just above posterior of upper jaw. Pectoral fin rays 15+4+5. Upper lobe about 2/3 HL. Notch moderately deep, ray spacing distinctly wider than in upper and lower lobes, rudimentary rays absent. Lowest (anteriormost) ray base of lower lobe below anterior margin of orbit, below posterior of premaxilla. Pectoral girdle of
<typeStatus id="54A68865FF81AF4BFEA617A0FE2217E6" box="[350,448,692,716]" pageId="20" pageNumber="21" type="holotype">holotype</typeStatus>
cleared but poorly stained probably owing to reduced calcification. Radials apparently 2 (1+0+0+1), the upper (larger) forming upper part of fin base and supporting entire upper lobe, lower radial much smaller, at ventral end of girdle.
</paragraph>
<paragraph id="8BA236C7FF81AF4BFF3F160BFDC51125" blockId="20.[151,1437,151,1940]" pageId="20" pageNumber="21">
Trunk thin, distinctly shallower than head depth, tapering gradually to tail. Dorsal fin origin probably between vertebrae 45, anal fin origin between vertebrae 1011. Disk length about 1/4 HL, its width slightly greater than its length, its anterior margin just below posterior end of oral cleft, posterior margin below mid orbit. Disk skeletal, structure clearly visible through skin of ventral surface. Anus close to posterior edge of disk and below rear of head. Hypural fused, supporting caudal of 10 (1+4/5) rays. Internal organs unknown, deteriorated from poor preservation. All caudal rays of
<typeStatus id="54A68865FF81AF4BFDF616C0FD9216C6" box="[526,624,980,1004]" pageId="20" pageNumber="21" type="holotype">holotype</typeStatus>
missing, hypural present; caudal rays of
<typeStatus id="54A68865FF81AF4BFBAC16C1FB5D16C7" box="[1108,1215,981,1005]" pageId="20" pageNumber="21" type="paratype">paratypes</typeStatus>
present. Skin thin, fragile, translucent. Prickles absent.
</paragraph>
<paragraph id="8BA236C7FF81AF4BFF3F1108FE80117D" blockId="20.[151,1437,151,1940]" pageId="20" pageNumber="21">Color in life unknown. In alcohol, body color brown, tail unpigmented. Orobranchial cavity brownish, peritoneum black.</paragraph>
</subSubSection>
<subSubSection id="C307654CFF81AF4BFF3F1177FEDB11B5" pageId="20" pageNumber="21" type="distribution">
<paragraph id="8BA236C7FF81AF4BFF3F1177FEDB11B5" blockId="20.[151,1437,151,1940]" pageId="20" pageNumber="21">
<emphasis id="B969EAD5FF81AF4BFF3F1177FE821156" bold="true" box="[199,352,1123,1148]" pageId="20" pageNumber="21">Distribution.</emphasis>
Known only from the
<typeStatus id="54A68865FF81AF4BFD831171FD5B1157" box="[635,697,1125,1149]" pageId="20" pageNumber="21">types</typeStatus>
, collected in the Bounty Trough southeast of
<collectingCountry id="F30A7657FF81AF4BFB181171FA991156" box="[1248,1403,1124,1148]" name="New Zealand" pageId="20" pageNumber="21">New Zealand</collectingCountry>
at
<quantity id="4CE59B22FF81AF4BFF6F1193FED711B5" box="[151,309,1159,1183]" metricMagnitude="3" metricUnit="m" metricValue="2.8035" metricValueMax="2.821" metricValueMin="2.786" pageId="20" pageNumber="21" unit="m" value="2803.5" valueMax="2821.0" valueMin="2786.0">27862821 m</quantity>
.
</paragraph>
</subSubSection>
<subSubSection id="C307654CFF81AF4BFF3F11B8FE871306" pageId="20" pageNumber="21" type="etymology">
<paragraph id="8BA236C7FF81AF4BFF3F11B8FE6711CD" blockId="20.[151,1437,151,1940]" pageId="20" pageNumber="21">
<emphasis id="B969EAD5FF81AF4BFF3F11B8FEAC11EE" bold="true" box="[199,334,1196,1220]" pageId="20" pageNumber="21">Etymology.</emphasis>
From the Greek,
<emphasis id="B969EAD5FF81AF4BFDDD11B8FD8411EE" box="[549,614,1196,1220]" italics="true" pageId="20" pageNumber="21">rhepo</emphasis>
, incline or slope, and
<emphasis id="B969EAD5FF81AF4BFC8D11B9FC2811EE" box="[885,970,1197,1220]" italics="true" pageId="20" pageNumber="21">stomias</emphasis>
, mouth, to denote the upwardly angled mouth of the species.
</paragraph>
<paragraph id="8BA236C7FF81AF4BFF3F11E7FE871306" blockId="20.[151,1437,151,1940]" pageId="20" pageNumber="21">
<emphasis id="B969EAD5FF81AF4BFF3F11E7FE8E1026" bold="true" box="[199,364,1267,1292]" pageId="20" pageNumber="21">Comparisons.</emphasis>
Although the
<typeStatus id="54A68865FF81AF4BFDF511E1FDDF1027" box="[525,573,1269,1293]" pageId="20" pageNumber="21">type</typeStatus>
specimens are not in good condition, the new species is clearly distinct from previously known congeners in its angled mouth (vs horizontal). This is the third known species and the first record of
<taxonomicName id="4C1D4D44FF81AF4BFF4F1028FEDD107E" box="[183,319,1340,1364]" class="Actinopterygii" family="Liparidae" genus="Osteodiscus" kingdom="Animalia" order="Scorpaeniformes" pageId="20" pageNumber="21" phylum="Chordata" rank="genus">
<emphasis id="B969EAD5FF81AF4BFF4F1028FEDD107E" box="[183,319,1340,1364]" italics="true" pageId="20" pageNumber="21">Osteodiscus</emphasis>
</taxonomicName>
from outside the North Pacific, and establishes the genus as biantitropical. The two other known species are
<taxonomicName id="4C1D4D44FF81AF4BFEE01074FDC8105D" authority="Stein 1978" authorityName="Stein" authorityYear="1978" box="[280,554,1375,1400]" class="Actinopterygii" family="Liparidae" genus="Osteodiscus" kingdom="Animalia" order="Scorpaeniformes" pageId="20" pageNumber="21" phylum="Chordata" rank="species" species="cascadiae">
<emphasis id="B969EAD5FF81AF4BFEE01074FE491052" box="[280,427,1376,1400]" italics="true" pageId="20" pageNumber="21">
<collectingCountry id="F30A7657FF81AF4BFEE01074FECD105D" box="[280,303,1376,1399]" name="Iceland" pageId="20" pageNumber="21">O</collectingCountry>
. cascadiae
</emphasis>
<bibRefCitation id="EF8C4B36FF81AF4BFE4A104BFDC8105D" author="Stein" box="[434,554,1375,1399]" pageId="20" pageNumber="21" refString="Stein, D. L. (1978) A review of the deepwater Liparidae (Pisces) from the coast of Oregon and adjacent waters. Occasional Papers of the California Academy of Sciences, 127, 1 - 55." type="journal article" year="1978">Stein 1978</bibRefCitation>
</taxonomicName>
from off Oregon
<collectingCountry id="F30A7657FF81AF4BFD09104BFCCE105D" box="[753,812,1375,1399]" name="United States of America" pageId="20" pageNumber="21">USA</collectingCountry>
, and
<taxonomicName id="4C1D4D44FF81AF4BFC901074FAD3105D" authority="Pitruk and Fedorov 1990" authorityName="Pitruk and Fedorov" authorityYear="1990" box="[872,1329,1375,1400]" class="Actinopterygii" family="Liparidae" genus="Osteodiscus" kingdom="Animalia" order="Scorpaeniformes" pageId="20" pageNumber="21" phylum="Chordata" rank="species" species="andriashevi">
<emphasis id="B969EAD5FF81AF4BFC901074FBEC1052" box="[872,1038,1376,1400]" italics="true" pageId="20" pageNumber="21">
<collectingCountry id="F30A7657FF81AF4BFC901074FC9D105D" box="[872,895,1376,1399]" name="Iceland" pageId="20" pageNumber="21">O</collectingCountry>
. andriashevi
</emphasis>
<bibRefCitation id="EF8C4B36FF81AF4BFBEE104BFAD3105D" author="Pitruk" box="[1046,1329,1375,1399]" pageId="20" pageNumber="21" refString="Pitruk, D. L. &amp; Fedorov, V. V. (1990) A new species of the Genus Osteodiscus Stein (Liparididae) from the Sea of Okhotsk. Journal of Ichthyology, 30, 112 - 118." type="book chapter" year="1990">Pitruk and Fedorov 1990</bibRefCitation>
</taxonomicName>
, from the Sea of Okhotsk. Both differ from
<taxonomicName id="4C1D4D44FF81AF4BFDE11091FD3110B6" box="[537,723,1412,1436]" class="Actinopterygii" family="Liparidae" genus="Osteodiscus" kingdom="Animalia" order="Scorpaeniformes" pageId="20" pageNumber="21" phylum="Chordata" rank="species" species="rhepostomias">
<emphasis id="B969EAD5FF81AF4BFDE11091FD3110B6" box="[537,723,1412,1436]" italics="true" pageId="20" pageNumber="21">
<collectingCountry id="F30A7657FF81AF4BFDE11091FDD210B6" box="[537,560,1413,1436]" name="Iceland" pageId="20" pageNumber="21">O</collectingCountry>
. rhepostomias
</emphasis>
</taxonomicName>
in having horizontal (vs oblique) mouths and fewer caudal fin rays (10 vs 67 and 78 respectively). In addition,
<taxonomicName id="4C1D4D44FF81AF4BFD1D10BCFC7D10EA" box="[741,927,1448,1472]" class="Actinopterygii" family="Liparidae" genus="Osteodiscus" kingdom="Animalia" order="Scorpaeniformes" pageId="20" pageNumber="21" phylum="Chordata" rank="species" species="rhepostomias">
<emphasis id="B969EAD5FF81AF4BFD1D10BCFC7D10EA" box="[741,927,1448,1472]" italics="true" pageId="20" pageNumber="21">
<collectingCountry id="F30A7657FF81AF4BFD1D10BCFD1E1095" box="[741,764,1448,1471]" name="Iceland" pageId="20" pageNumber="21">O</collectingCountry>
. rhepostomias
</emphasis>
</taxonomicName>
differs from
<taxonomicName id="4C1D4D44FF81AF4BFBC210BCFB2D10EA" box="[1082,1231,1448,1472]" class="Actinopterygii" family="Liparidae" genus="Osteodiscus" kingdom="Animalia" order="Scorpaeniformes" pageId="20" pageNumber="21" phylum="Chordata" rank="species" species="cascadiae">
<emphasis id="B969EAD5FF81AF4BFBC210BCFB2D10EA" box="[1082,1231,1448,1472]" italics="true" pageId="20" pageNumber="21">
<collectingCountry id="F30A7657FF81AF4BFBC210BCFBB31095" box="[1082,1105,1448,1471]" name="Iceland" pageId="20" pageNumber="21">O</collectingCountry>
. cascadiae
</emphasis>
</taxonomicName>
in mandible-anus distance (68 vs 73109% HL) and disk to anus distance (12 vs 14% HL). It differs from
<taxonomicName id="4C1D4D44FF81AF4BFB8510D9FAC110CE" box="[1149,1315,1484,1508]" class="Actinopterygii" family="Liparidae" genus="Osteodiscus" kingdom="Animalia" order="Scorpaeniformes" pageId="20" pageNumber="21" phylum="Chordata" rank="species" species="andriashevi">
<emphasis id="B969EAD5FF81AF4BFB8510D9FAC110CE" box="[1149,1315,1484,1508]" italics="true" pageId="20" pageNumber="21">
<collectingCountry id="F30A7657FF81AF4BFB8510D9FB7610CE" box="[1149,1172,1485,1508]" name="Iceland" pageId="20" pageNumber="21">O</collectingCountry>
. andriashevi
</emphasis>
</taxonomicName>
in number of vertebrae (5155 vs 5559), number of dorsal fin rays (4647 vs 5253), anal fin rays (4144 vs 4649) and in many proportions.
</paragraph>
</subSubSection>
<subSubSection id="C307654CFF81AF4BFF3F1323FCE312BE" pageId="20" pageNumber="21" type="discussion">
<paragraph id="8BA236C7FF81AF4BFF3F1323FCE312BE" blockId="20.[151,1437,151,1940]" pageId="20" pageNumber="21">
<emphasis id="B969EAD5FF81AF4BFF3F1323FEAD137A" bold="true" box="[199,335,1591,1616]" pageId="20" pageNumber="21">Comments.</emphasis>
Owing to the small size of the specimens and their condition, it was difficult to examine all three as thoroughly as desirable. However, the disks are in good condition with no evidence of damage. It is possible but unlikely that these specimens are a new species of
<taxonomicName id="4C1D4D44FF81AF4BFD2F1394FC8313BD" box="[727,865,1664,1687]" class="Actinopterygii" family="Liparidae" genus="Careproctus" kingdom="Animalia" order="Scorpaeniformes" pageId="20" pageNumber="21" phylum="Chordata" rank="genus">
<emphasis id="B969EAD5FF81AF4BFD2F1394FC8313BD" box="[727,865,1664,1687]" italics="true" pageId="20" pageNumber="21">Careproctus</emphasis>
</taxonomicName>
rather than of
<taxonomicName id="4C1D4D44FF81AF4BFBF11394FB7213B2" box="[1033,1168,1664,1688]" class="Actinopterygii" family="Liparidae" genus="Osteodiscus" kingdom="Animalia" order="Scorpaeniformes" pageId="20" pageNumber="21" phylum="Chordata" rank="genus">
<emphasis id="B969EAD5FF81AF4BFBF11394FB7213B2" box="[1033,1168,1664,1688]" italics="true" pageId="20" pageNumber="21">Osteodiscus</emphasis>
</taxonomicName>
; however, the disks are skin covered but have no thickened margins or well-defined tissue segments such as are present in
<taxonomicName id="4C1D4D44FF81AF4BFAEA13B1FA7E1396" box="[1298,1436,1701,1724]" class="Actinopterygii" family="Liparidae" genus="Careproctus" kingdom="Animalia" order="Scorpaeniformes" pageId="20" pageNumber="21" phylum="Chordata" rank="genus">
<emphasis id="B969EAD5FF81AF4BFAEA13B1FA7E1396" box="[1298,1436,1701,1724]" italics="true" pageId="20" pageNumber="21">Careproctus</emphasis>
</taxonomicName>
species, and this characteristic is clearly evident in all three specimens. Pectoral girdle structure is unusual regarding the large size and odd shape of R1. Kido (1988: 148) described the pectoral girdle of
<taxonomicName id="4C1D4D44FF81AF4BFB1F13F9FA9E122E" box="[1255,1404,1772,1796]" class="Actinopterygii" family="Liparidae" genus="Osteodiscus" kingdom="Animalia" order="Scorpaeniformes" pageId="20" pageNumber="21" phylum="Chordata" rank="species" species="cascadiae">
<emphasis id="B969EAD5FF81AF4BFB1F13F9FA9E122E" box="[1255,1404,1772,1796]" italics="true" pageId="20" pageNumber="21">
<collectingCountry id="F30A7657FF81AF4BFB1F13F9FB1C122E" box="[1255,1278,1773,1796]" name="Iceland" pageId="20" pageNumber="21">O</collectingCountry>
. cascadiae
</emphasis>
</taxonomicName>
as having a similar structure of two radials (1+0+0+1), although he described R1 as small and round and about the same size as R4. However,
<taxonomicName id="4C1D4D44FF81AF4BFE2B1221FD991266" box="[467,635,1844,1868]" class="Actinopterygii" family="Liparidae" genus="Osteodiscus" kingdom="Animalia" order="Scorpaeniformes" pageId="20" pageNumber="21" phylum="Chordata" rank="species" species="andriashevi">
<emphasis id="B969EAD5FF81AF4BFE2B1221FD991266" box="[467,635,1844,1868]" italics="true" pageId="20" pageNumber="21">
<collectingCountry id="F30A7657FF81AF4BFE2B1221FE081266" box="[467,490,1845,1868]" name="Iceland" pageId="20" pageNumber="21">O</collectingCountry>
. andriashevi
</emphasis>
</taxonomicName>
has 3 (2+0+1) or 4 (1+1+1+1) radials. More specimens are needed to determine whether R
<quantity id="4CE59B22FF81AF4BFE681243FE5E1245" box="[400,444,1879,1903]" metricMagnitude="-2" metricUnit="m" metricValue="2.54" pageId="20" pageNumber="21" unit="in" value="1.0">1 in</quantity>
<taxonomicName id="4C1D4D44FF81AF4BFE31124CFD64125A" box="[457,646,1880,1904]" class="Actinopterygii" family="Liparidae" genus="Osteodiscus" kingdom="Animalia" order="Scorpaeniformes" pageId="20" pageNumber="21" phylum="Chordata" rank="species" species="rhepostomias">
<emphasis id="B969EAD5FF81AF4BFE31124CFD64125A" box="[457,646,1880,1904]" italics="true" pageId="20" pageNumber="21">
<collectingCountry id="F30A7657FF81AF4BFE31124CFE021245" box="[457,480,1880,1903]" name="Iceland" pageId="20" pageNumber="21">O</collectingCountry>
. rhepostomias
</emphasis>
</taxonomicName>
as described above is normal, the result of poor staining (lack of calcification), incomplete development, or an anomaly.
</paragraph>
</subSubSection>
</treatment>
</document>