229 lines
23 KiB
XML
229 lines
23 KiB
XML
<document id="498CE5676C9F639C30BE174127DACF7B" ID-DOI="10.11646/zootaxa.4748.2.9" ID-GBIF-Dataset="74b26dd7-321c-4541-be9d-0988c26fbd11" ID-ISSN="1175-5326" ID-Zenodo-Dep="3698917" ID-ZooBank="5E5C32F3-BB91-44E1-9B04-18D7A8D48A5F" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1583482848187" checkinUser="plazi" docAuthor="Myers, James K. Lowry Alan A. & Pérez-Schultheiss, Jorge" docDate="2020" docId="01365A28FC05D32612DDFE98364CF9D6" docLanguage="en" docName="zootaxa.4748.2.9.pdf" docOrigin="Zootaxa 4748 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Gondwanorchestia Myers & Pérez-Schultheiss 2020, gen. nov." docType="treatment" docUuid="439214EA-AD95-400B-8330-137AB56B2C54" docUuidSource="ZooBank" docVersion="7" lastPageNumber="376" masterDocId="FD0F2250FC04D327124AFFE9332CFFA1" masterDocTitle="Gondwanorchestia tristanensis gen. nov. sp. nov., a new southern hemisphere genus and species of talitrid amphipod (Amphipoda, Senticaudata, Talitridae)" masterLastPageNumber="381" masterPageNumber="375" pageNumber="376" updateTime="1698725248935" updateUser="plazi" zenodo-license-document="CLOSED">
|
||
<mods:mods id="C4162A2FB645E2578616F16051BA17B3" xmlns:mods="http://www.loc.gov/mods/v3">
|
||
<mods:titleInfo id="5D484BD462E0E74F5D285609987A2878">
|
||
<mods:title id="7CA59B0419B548B2166D314477445119">Gondwanorchestia tristanensis gen. nov. sp. nov., a new southern hemisphere genus and species of talitrid amphipod (Amphipoda, Senticaudata, Talitridae)</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:name id="47D9ABC34D74A790B8BFEE355FDA5338" type="personal">
|
||
<mods:role id="6402A15142D8D2B06E10F5A1E9BACEC2">
|
||
<mods:roleTerm id="7604FBD1FE12F16990395EC728703822">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="E7D6285927FB4CED00703B380F96E439">Myers, James K. Lowry Alan A.</mods:namePart>
|
||
</mods:name>
|
||
<mods:name id="8BF4C64461432AC18B2B7CCD446CD5EB" type="personal">
|
||
<mods:role id="F35B4EEB471A0F4DC97E92E01E21E15F">
|
||
<mods:roleTerm id="ADB58F2DA204EBB6483C8261DF1C6937">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="36AE2C58D4E62E7BBC616A7B62EB7256">Pérez-Schultheiss, Jorge</mods:namePart>
|
||
</mods:name>
|
||
<mods:typeOfResource id="068F406BA76E6A7FB3951DCD95AB0B0A">text</mods:typeOfResource>
|
||
<mods:relatedItem id="178BF3C2F4604C727ED4B6870B080AA9" type="host">
|
||
<mods:titleInfo id="3469DC91997CE2D50C79D1D2F42BFEF1">
|
||
<mods:title id="907ED6DA43FCD0FF06446D60852EB4C1">Zootaxa</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:part id="7C0DF9B159DBE1D9CF1B381593FB29F9">
|
||
<mods:date id="838F48FD4D69934CEB978515DBA0DE98">2020</mods:date>
|
||
<mods:detail id="EB72C50D1DDD9F81F7A2F6AED87F6B64" type="pubDate">
|
||
<mods:number id="455B83B0A4E43D758AB164F0A2EFFCB2">2020-03-06</mods:number>
|
||
</mods:detail>
|
||
<mods:detail id="CEEC90A5966CCE8E536779DF8727D021" type="volume">
|
||
<mods:number id="65A36D8CC519F31942A7FB9B5A8F1C56">4748</mods:number>
|
||
</mods:detail>
|
||
<mods:detail id="1E552BB653248BFCD561C2E8B7D1DA0F" type="issue">
|
||
<mods:number id="FA4F4481F4A603EE6BA5EAE95C40BE16">2</mods:number>
|
||
</mods:detail>
|
||
<mods:extent id="C72E870E4D77570122C5DD06DA7853FB" unit="page">
|
||
<mods:start id="F1E8AC88C22AB362D78D7A45B749918B">375</mods:start>
|
||
<mods:end id="F8AD664EC8E23A86CCE1C993CF416B6C">381</mods:end>
|
||
</mods:extent>
|
||
</mods:part>
|
||
</mods:relatedItem>
|
||
<mods:classification id="328003B0E3E65E37F24640C3948BEB64">journal article</mods:classification>
|
||
<mods:identifier id="D6C41F0EF543912BED22F4464DD10927" type="DOI">10.11646/zootaxa.4748.2.9</mods:identifier>
|
||
<mods:identifier id="8A131C9587F38728D6C0B7D700660EB0" type="GBIF-Dataset">74b26dd7-321c-4541-be9d-0988c26fbd11</mods:identifier>
|
||
<mods:identifier id="391AA6E100330CCD185780A218FAA185" type="ISSN">1175-5326</mods:identifier>
|
||
<mods:identifier id="B559C03A62169390EDAF27AF3771A26E" type="Zenodo-Dep">3698917</mods:identifier>
|
||
<mods:identifier id="5AF871438282EA8CDE1F017DBBC5F57D" type="ZooBank">5E5C32F3-BB91-44E1-9B04-18D7A8D48A5F</mods:identifier>
|
||
</mods:mods>
|
||
<treatment id="01365A28FC05D32612DDFE98364CF9D6" ID-DOI="http://doi.org/10.5281/zenodo.3704872" ID-GBIF-Taxon="162462339" ID-Zenodo-Dep="3704872" LSID="urn:lsid:zoobank.org:act:439214EA-AD95-400B-8330-137AB56B2C54" httpUri="http://treatment.plazi.org/id/01365A28FC05D32612DDFE98364CF9D6" lastPageNumber="376" pageId="1" pageNumber="376">
|
||
<subSubSection id="C185B8B5FC05D32612DDFE9832DDFE2A" box="[151,497,369,396]" pageId="1" pageNumber="376" type="nomenclature">
|
||
<paragraph id="8920EB3EFC05D32612DDFE9832DDFE2A" blockId="1.[151,497,369,396]" box="[151,497,369,396]" pageId="1" pageNumber="376">
|
||
<heading id="D2685C52FC05D32612DDFE9832DDFE2A" bold="true" box="[151,497,369,396]" fontSize="11" level="1" pageId="1" pageNumber="376" reason="1">
|
||
<emphasis id="BBEB372CFC05D32612DDFE9832DDFE2A" bold="true" box="[151,497,369,396]" pageId="1" pageNumber="376">
|
||
<taxonomicName id="4E9F90BDFC05D32612DDFE983257FE2D" ID-CoL="7ZJRD" authority="Myers & Pérez-Schultheiss, 2020" authorityName="Myers & Pérez-Schultheiss" authorityYear="2020" box="[151,379,369,396]" class="Malacostraca" family="Talitridae" genus="Gondwanorchestia" kingdom="Animalia" order="Amphipoda" pageId="1" pageNumber="376" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="BBEB372CFC05D32612DDFE983257FE2D" bold="true" box="[151,379,369,396]" italics="true" pageId="1" pageNumber="376">Gondwanorchestia</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A0D88A57FC05D32613C9FE9832DDFE2A" box="[387,497,369,395]" pageId="1" pageNumber="376" rank="genus">gen. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C185B8B5FC05D32612DDFE5031F1FDC2" pageId="1" pageNumber="376" type="type_taxon">
|
||
<paragraph id="8920EB3EFC05D32612DDFE5030C7FE72" blockId="1.[151,1437,440,1655]" box="[151,1003,440,467]" pageId="1" pageNumber="376">
|
||
<emphasis id="BBEB372CFC05D32612DDFE50321EFE72" bold="true" box="[151,306,440,467]" pageId="1" pageNumber="376">
|
||
<typeStatus id="5624559CFC05D32612DDFE5033FEFE72" box="[151,210,441,467]" pageId="1" pageNumber="376">Type</typeStatus>
|
||
species.
|
||
</emphasis>
|
||
<taxonomicName id="4E9F90BDFC05D3261373FE5031B9FE72" ID-CoL="7ZKDB" authority="Myers & Pérez-Schultheiss, 2020" authorityName="Myers & Pérez-Schultheiss" authorityYear="2020" box="[313,661,441,467]" class="Malacostraca" family="Talitridae" genus="Gondwanorchestia" kingdom="Animalia" order="Amphipoda" pageId="1" pageNumber="376" phylum="Arthropoda" rank="species" species="tristanensis" status="sp. nov.">
|
||
<emphasis id="BBEB372CFC05D3261373FE5031B9FE72" box="[313,661,441,467]" italics="true" pageId="1" pageNumber="376">Gondwanorchestia tristanensis</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="BBEB372CFC05D32610D6FE5031DAFE72" bold="true" box="[668,758,441,467]" pageId="1" pageNumber="376">
|
||
<taxonomicNameLabel id="A0D88A57FC05D32610D6FE5031DAFE72" box="[668,758,441,467]" pageId="1" pageNumber="376" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, original designation.
|
||
</paragraph>
|
||
<paragraph id="8920EB3EFC05D326128DFE3433E4FDBA" blockId="1.[151,1437,440,1655]" pageId="1" pageNumber="376">
|
||
<emphasis id="BBEB372CFC05D326128DFE3432BFFE56" bold="true" box="[199,403,476,503]" pageId="1" pageNumber="376">Included species.</emphasis>
|
||
<taxonomicName id="4E9F90BDFC05D32613D1FE343143FE56" ID-CoL="7ZJRD" authority="Myers & Pérez-Schultheiss, 2020" authorityName="Myers & Pérez-Schultheiss" authorityYear="2020" box="[411,623,477,503]" class="Malacostraca" family="Talitridae" genus="Gondwanorchestia" kingdom="Animalia" order="Amphipoda" pageId="1" pageNumber="376" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="BBEB372CFC05D32613D1FE343143FE56" box="[411,623,477,503]" italics="true" pageId="1" pageNumber="376">Gondwanorchestia</emphasis>
|
||
</taxonomicName>
|
||
includes 2 species:
|
||
<taxonomicName id="4E9F90BDFC05D326111FFE3437B8FE56" ID-CoL="7XQRG" authority="(Dana, 1852)" baseAuthorityName="Dana" baseAuthorityYear="1852" box="[853,1172,476,503]" class="Malacostraca" family="Talitridae" genus="Orchestia" kingdom="Animalia" order="Amphipoda" pageId="1" pageNumber="376" phylum="Arthropoda" rank="species" species="scutigerula">
|
||
<emphasis id="BBEB372CFC05D326111FFE3430DBFE56" box="[853,1015,477,503]" italics="true" pageId="1" pageNumber="376">G. scutigerula</emphasis>
|
||
(
|
||
<bibRefCitation id="ED0E96CFFC05D326164DFE3437A0FE56" author="Dana, J. D." box="[1031,1164,476,503]" pageId="1" pageNumber="376" pagination="689 - 1618" refId="ref2375" refString="Dana, J. D. (1852) Crustacea. Part II. United States Exploring Expedition during the years 1838, 1839, 1840, 1841, 1842 under the command of Charles Wilkes, U. S. N., 14, 689 - 1618." type="journal article" year="1852">Dana, 1852</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4E9F90BDFC05D3261684FE34365EFE56" ID-CoL="7ZKDB" authority="Myers & Pérez-Schultheiss, 2020" authorityName="Myers & Pérez-Schultheiss" authorityYear="2020" box="[1230,1394,477,503]" class="Malacostraca" family="Talitridae" genus="Gondwanorchestia" kingdom="Animalia" order="Amphipoda" pageId="1" pageNumber="376" phylum="Arthropoda" rank="species" species="tristanensis" status="sp. nov.">
|
||
<emphasis id="BBEB372CFC05D3261684FE34365EFE56" box="[1230,1394,477,503]" italics="true" pageId="1" pageNumber="376">G. tristanensis</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="BBEB372CFC05D3261731FE3433E4FDBA" bold="true" pageId="1" pageNumber="376">
|
||
<taxonomicNameLabel id="A0D88A57FC05D3261731FE3433E4FDBA" pageId="1" pageNumber="376" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
</paragraph>
|
||
<paragraph id="8920EB3EFC05D326128DFDCD3292FD9E" blockId="1.[151,1437,440,1655]" box="[199,446,548,575]" pageId="1" pageNumber="376">
|
||
<emphasis id="BBEB372CFC05D326128DFDCD3217FD9E" bold="true" box="[199,315,548,575]" pageId="1" pageNumber="376">Category.</emphasis>
|
||
Mascupod.
|
||
</paragraph>
|
||
<paragraph id="8920EB3EFC05D326128DFDA131F1FDC2" blockId="1.[151,1437,440,1655]" box="[199,733,584,611]" pageId="1" pageNumber="376">
|
||
<emphasis id="BBEB372CFC05D326128DFDA132AFFDC2" bold="true" box="[199,387,584,611]" pageId="1" pageNumber="376">
|
||
Ecological
|
||
<typeStatus id="5624559CFC05D3261303FDA03252FDC2" box="[329,382,585,611]" pageId="1" pageNumber="376">type</typeStatus>
|
||
.
|
||
</emphasis>
|
||
Beach-hoppers, field-hoppers.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C185B8B5FC05D326128DFD8432AAFADA" pageId="1" pageNumber="376" type="etymology">
|
||
<paragraph id="8920EB3EFC05D326128DFD843790FD26" blockId="1.[151,1437,440,1655]" box="[199,1212,621,647]" pageId="1" pageNumber="376">
|
||
<emphasis id="BBEB372CFC05D326128DFD843262FD26" bold="true" box="[199,334,621,647]" pageId="1" pageNumber="376">Etymology.</emphasis>
|
||
Gondwana reflecting the origin of this genus coupled with the stem
|
||
<emphasis id="BBEB372CFC05D3261604FD843799FD26" box="[1102,1205,621,647]" italics="true" pageId="1" pageNumber="376">orchestia</emphasis>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8920EB3EFC05D326128DFD79375CFC9A" blockId="1.[151,1437,440,1655]" pageId="1" pageNumber="376">
|
||
<emphasis id="BBEB372CFC05D326128DFD7932CBFD0A" bold="true" box="[199,487,656,683]" pageId="1" pageNumber="376">Diagnostic description (</emphasis>
|
||
male
|
||
<emphasis id="BBEB372CFC05D3261054FD793153FD0A" bold="true" box="[542,639,656,683]" pageId="1" pageNumber="376">). Head.</emphasis>
|
||
<emphasis id="BBEB372CFC05D32610C3FD7B319FFD0A" box="[649,691,658,683]" italics="true" pageId="1" pageNumber="376">Eye</emphasis>
|
||
medium (1/5–1/3 head length).
|
||
<emphasis id="BBEB372CFC05D3261663FD7831DAFD6E" bold="true" pageId="1" pageNumber="376">
|
||
<emphasis id="BBEB372CFC05D3261663FD783789FD0A" bold="true" box="[1065,1189,657,683]" italics="true" pageId="1" pageNumber="376">Antenna 1</emphasis>
|
||
long, reaching to at least midpoint of peduncular article 5 of antenna 2
|
||
</emphasis>
|
||
.
|
||
<emphasis id="BBEB372CFC05D326114FFD5C305BFD6E" box="[773,887,693,719]" italics="true" pageId="1" pageNumber="376">Antenna 2</emphasis>
|
||
peduncular articles slender or slightly incrassate (expanded) in male; article 3 without plate or process ventrally.
|
||
<emphasis id="BBEB372CFC05D326112FFD313703FD52" bold="true" box="[869,1071,728,755]" italics="true" pageId="1" pageNumber="376">Labrum epistome</emphasis>
|
||
without many large robust setae over surface;
|
||
<emphasis id="BBEB372CFC05D3261367FD15319EFCB6" bold="true" box="[301,690,764,791]" pageId="1" pageNumber="376">median groove with robust setae.</emphasis>
|
||
<emphasis id="BBEB372CFC05D32610F2FD14300FFCB6" box="[696,803,765,791]" italics="true" pageId="1" pageNumber="376">Mandible</emphasis>
|
||
left lacinia mobilis 5-cuspidate, fifth article rudimentary.
|
||
<emphasis id="BBEB372CFC05D32612DDFCC8323CFC9A" box="[151,272,801,827]" italics="true" pageId="1" pageNumber="376">Maxilliped</emphasis>
|
||
palp article 2 with distomedial lobe; article 4 apparently fused with article 3.
|
||
</paragraph>
|
||
<paragraph id="8920EB3EFC05D326128DFCAC3639FBDE" blockId="1.[151,1437,440,1655]" pageId="1" pageNumber="376">
|
||
<emphasis id="BBEB372CFC05D326128DFCAC32ECFCFE" bold="true" box="[199,448,836,863]" pageId="1" pageNumber="376">
|
||
Pereon.
|
||
<emphasis id="BBEB372CFC05D3261363FCAD32ECFCFE" bold="true" box="[297,448,836,863]" italics="true" pageId="1" pageNumber="376">Gnathopod 1</emphasis>
|
||
</emphasis>
|
||
sexually dimorphic; subchelate;
|
||
<emphasis id="BBEB372CFC05D3261179FCAD32DAFC22" bold="true" pageId="1" pageNumber="376">posterior margin of carpus and propodus each with lobe covered in palmate setae</emphasis>
|
||
; propodus ‘subtriangular’ with well-developed posterodistal lobe, palm transverse.
|
||
<emphasis id="BBEB372CFC05D32612DDFC643201FC06" box="[151,301,909,935]" italics="true" pageId="1" pageNumber="376">Gnathopod 2</emphasis>
|
||
subchelate; posterior margin of merus, carpus and propodus each without lobe covered in palmate setae; propodus palm oblique; dactylus not modified distally, blunt or acute, shorter than posterior margin of propodus.
|
||
<emphasis id="BBEB372CFC05D32612A3FC3C3273FC4E" box="[233,351,981,1007]" italics="true" pageId="1" pageNumber="376">Oostegites</emphasis>
|
||
setae with simple smooth tips.
|
||
<emphasis id="BBEB372CFC05D3261088FC3C3046FC4E" box="[706,874,981,1007]" italics="true" pageId="1" pageNumber="376">Pereopods 3–7</emphasis>
|
||
bicuspidactylate.
|
||
<emphasis id="BBEB372CFC05D326167CFC3C379BFC4E" box="[1078,1207,981,1007]" italics="true" pageId="1" pageNumber="376">Pereopod 4</emphasis>
|
||
subequal or slightly shorter than pereopod 3; dactylus thickened proximally with notch midway along posterior margin.
|
||
<emphasis id="BBEB372CFC05D3261753FC1036B0FBB2" box="[1305,1436,1017,1043]" italics="true" pageId="1" pageNumber="376">Pereopod 5</emphasis>
|
||
short, less than 2/3 length of pereopod 6; dactylus long, slender.
|
||
<emphasis id="BBEB372CFC05D3261133FBF4370EFB96" box="[889,1058,1053,1079]" italics="true" pageId="1" pageNumber="376">Pereopods 6–7</emphasis>
|
||
without row of short setae along posterior margin of dactyli.
|
||
<emphasis id="BBEB372CFC05D3261387FBA83162FBFA" box="[461,590,1089,1115]" italics="true" pageId="1" pageNumber="376">Pereopod 6</emphasis>
|
||
not sexually dimorphic; basis expanded; shorter than pereopod 7.
|
||
<emphasis id="BBEB372CFC05D3261765FBA932BCFBDE" bold="true" pageId="1" pageNumber="376">
|
||
<emphasis id="BBEB372CFC05D3261765FBA93389FBDE" bold="true" italics="true" pageId="1" pageNumber="376">Pereopod 7</emphasis>
|
||
sexually dimorphic
|
||
</emphasis>
|
||
;
|
||
<emphasis id="BBEB372CFC05D32613D5FB8D3013FBDE" bold="true" box="[415,831,1124,1151]" pageId="1" pageNumber="376">basis broadly expanded, plate-like;</emphasis>
|
||
merus and carpus very weakly expanded.
|
||
</paragraph>
|
||
<paragraph id="8920EB3EFC05D326128DFB6032AAFADA" blockId="1.[151,1437,440,1655]" pageId="1" pageNumber="376">
|
||
<emphasis id="BBEB372CFC05D326128DFB60323DFB02" bold="true" box="[199,273,1161,1187]" pageId="1" pageNumber="376">Pleon.</emphasis>
|
||
<emphasis id="BBEB372CFC05D3261353FB60329EFB02" box="[281,434,1161,1187]" italics="true" pageId="1" pageNumber="376">Pleonites 1–3</emphasis>
|
||
without dorsal spines.
|
||
<emphasis id="BBEB372CFC05D32610F2FB60307DFB02" box="[696,849,1161,1187]" italics="true" pageId="1" pageNumber="376">Pleopods 1–3</emphasis>
|
||
all well-developed.
|
||
<emphasis id="BBEB372CFC05D3261672FB6337E5FB02" box="[1080,1225,1161,1187]" italics="true" pageId="1" pageNumber="376">Epimera 1–3</emphasis>
|
||
slits absent; a row of slender setae along ventral margin of each epimeron.
|
||
<emphasis id="BBEB372CFC05D326115FFB4530AEFB66" bold="true" box="[789,898,1196,1223]" italics="true" pageId="1" pageNumber="376">
|
||
Uropod
|
||
<specimenCount id="9F9920B7FC05D326113EFB4430AEFB66" box="[884,898,1197,1223]" pageId="1" pageNumber="376" type="male">1</specimenCount>
|
||
</emphasis>
|
||
male exopod not sexually dimorphic; peduncle distolateral robust seta absent; endopod with marginal robust setae in 2 rows;
|
||
<emphasis id="BBEB372CFC05D326164AFB3836B0FB4A" bold="true" box="[1024,1436,1232,1259]" pageId="1" pageNumber="376">exopod with marginal robust setae</emphasis>
|
||
in two rows.
|
||
<emphasis id="BBEB372CFC05D326136CFB1C32BCFAAE" box="[294,400,1269,1295]" italics="true" pageId="1" pageNumber="376">Uropod 2</emphasis>
|
||
rami without apical spear-shaped setae; exopod with marginal robust setae in 1 row; endopod with marginal robust setae in 2 rows.
|
||
<emphasis id="BBEB372CFC05D326100FFAF1319EFA92" bold="true" box="[581,690,1304,1331]" italics="true" pageId="1" pageNumber="376">Uropod 3</emphasis>
|
||
ramus linear, weakly narrowing distally;
|
||
<emphasis id="BBEB372CFC05D32616C6FAF036B9FA92" bold="true" box="[1164,1429,1305,1331]" pageId="1" pageNumber="376">shorter than peduncle</emphasis>
|
||
.
|
||
<emphasis id="BBEB372CFC05D32612DDFAD433F3FAF6" box="[151,223,1341,1367]" italics="true" pageId="1" pageNumber="376">Telson</emphasis>
|
||
as broad as long, tapering distally, entire, without groove, with marginal and apical robust setae, with 7–9 robust setae per lobe.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C185B8B5FC05D326128DFA6C3263F9F2" pageId="1" pageNumber="376" type="discussion">
|
||
<paragraph id="8920EB3EFC05D326128DFA6C3263F9F2" blockId="1.[151,1437,440,1655]" pageId="1" pageNumber="376">
|
||
<emphasis id="BBEB372CFC05D326128DFA6C3217FA3E" bold="true" box="[199,315,1413,1439]" pageId="1" pageNumber="376">Remarks.</emphasis>
|
||
<taxonomicName id="4E9F90BDFC05D3261308FA6C313AFA3E" authority="Myers & Pérez-Schultheiss, 2020" authorityName="Myers & Pérez-Schultheiss" authorityYear="2020" box="[322,534,1413,1439]" class="Malacostraca" family="Talitridae" genus="Gondwanorchestia" kingdom="Animalia" order="Amphipoda" pageId="1" pageNumber="376" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="BBEB372CFC05D3261308FA6C313AFA3E" box="[322,534,1413,1439]" italics="true" pageId="1" pageNumber="376">Gondwanorchestia</emphasis>
|
||
</taxonomicName>
|
||
is most similar to
|
||
<emphasis id="BBEB372CFC05D32610AFFA6C3075FA3E" box="[741,857,1413,1439]" italics="true" pageId="1" pageNumber="376">
|
||
<taxonomicName id="4E9F90BDFC05D32610AFFA6C3079FA3E" box="[741,853,1413,1439]" class="Malacostraca" family="Talitridae" genus="Orchestia" kingdom="Animalia" order="Amphipoda" pageId="1" pageNumber="376" phylum="Arthropoda" rank="genus">Orchestia</taxonomicName>
|
||
,
|
||
</emphasis>
|
||
a genus that also occurs in southern South America (undescribed species, Myers & Lowry, in prep.). The main difference between these two genera is in the form of sexual dimorphism in male pereopod 7 and a prominent row of ventral setae on epimera
|
||
<quantity id="4E6746DBFC05D326163EFA243797FA46" box="[1140,1211,1485,1511]" metricMagnitude="-2" metricUnit="m" metricValue="5.08" metricValueMax="7.62" metricValueMin="2.54" pageId="1" pageNumber="376" unit="in" value="2.0" valueMax="3.0" valueMin="1.0">1–3 in</quantity>
|
||
<taxonomicName id="4E9F90BDFC05D326168BFA2436B9FA46" authority="Myers & Pérez-Schultheiss, 2020" authorityName="Myers & Pérez-Schultheiss" authorityYear="2020" box="[1217,1429,1485,1511]" class="Malacostraca" family="Talitridae" genus="Gondwanorchestia" kingdom="Animalia" order="Amphipoda" pageId="1" pageNumber="376" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="BBEB372CFC05D326168BFA2436B9FA46" box="[1217,1429,1485,1511]" italics="true" pageId="1" pageNumber="376">Gondwanorchestia</emphasis>
|
||
</taxonomicName>
|
||
. In
|
||
<taxonomicName id="4E9F90BDFC05D32612F2FA1832A0F9AA" authority="Myers & Pérez-Schultheiss, 2020" authorityName="Myers & Pérez-Schultheiss" authorityYear="2020" box="[184,396,1521,1547]" class="Malacostraca" family="Talitridae" genus="Gondwanorchestia" kingdom="Animalia" order="Amphipoda" pageId="1" pageNumber="376" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="BBEB372CFC05D32612F2FA1832A0F9AA" box="[184,396,1521,1547]" italics="true" pageId="1" pageNumber="376">Gondwanorchestia</emphasis>
|
||
</taxonomicName>
|
||
, the basis is expanded, plate-like, and the merus and carpus are only slightly expanded. In
|
||
<taxonomicName id="4E9F90BDFC05D32612DDF9FC3228F98E" box="[151,260,1557,1583]" class="Malacostraca" family="Talitridae" genus="Orchestia" kingdom="Animalia" order="Amphipoda" pageId="1" pageNumber="376" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="BBEB372CFC05D32612DDF9FC3228F98E" box="[151,260,1557,1583]" italics="true" pageId="1" pageNumber="376">Orchestia</emphasis>
|
||
</taxonomicName>
|
||
, the basis is unexpanded, while the merus and carpus are variously expanded and the ventral epimeral setae are absent.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C185B8B5FC05D326128DF9B5364CF9D6" box="[199,1376,1628,1655]" pageId="1" pageNumber="376" type="distribution">
|
||
<paragraph id="8920EB3EFC05D326128DF9B5364CF9D6" blockId="1.[151,1437,440,1655]" box="[199,1376,1628,1655]" pageId="1" pageNumber="376">
|
||
<emphasis id="BBEB372CFC05D326128DF9B5324DF9D6" bold="true" box="[199,353,1628,1655]" pageId="1" pageNumber="376">Distribution.</emphasis>
|
||
<collectingCountry id="F188ABAEFC05D326132DF9B4310BF9D6" box="[359,551,1629,1655]" name="Saint Helena, Ascension and Tristan da Cunha" pageId="1" pageNumber="376">Tristan da Cunha</collectingCountry>
|
||
(
|
||
<bibRefCitation id="ED0E96CFFC05D326107CF9B431D6F9D6" author="Stephensen, K." box="[566,762,1629,1655]" pageId="1" pageNumber="376" pagination="1 - 62" refId="ref2656" refString="Stephensen, K. (1949) The Amphipoda of Tristan Da Cunha. Results of the Norwegian Scientific Expediton to Tristan Da Cunha 1937 - 1938, 19, 1 - 62." type="journal article" year="1949">Stephensen 1949</bibRefCitation>
|
||
); Tierra del Fuego (
|
||
<bibRefCitation id="ED0E96CFFC05D326119CF9B4377AF9D6" author="Dana, J. D." box="[982,1110,1628,1655]" pageId="1" pageNumber="376" pagination="689 - 1618" refId="ref2375" refString="Dana, J. D. (1852) Crustacea. Part II. United States Exploring Expedition during the years 1838, 1839, 1840, 1841, 1842 under the command of Charles Wilkes, U. S. N., 14, 689 - 1618." type="journal article" year="1852">Dana 1852</bibRefCitation>
|
||
), South Atlantic Ocean.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |