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<mods:title id="312377FC9C8723131101833D27B4EA6A">Tirons of the world: a review of tironid amphipods, description of new genera and species, and establishment of a new subfamily Tironinae Stebbing, 1906 stat. nov. (Crustacea, Synopiidae)</mods:title>
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<treatment id="03BF0417FFD6FF16FF1A8C62E2D6F850" ID-DOI="http://doi.org/10.5281/zenodo.6827611" ID-GBIF-Taxon="197509207" ID-Zenodo-Dep="6827611" LSID="urn:lsid:plazi:treatment:03BF0417FFD6FF16FF1A8C62E2D6F850" httpUri="http://treatment.plazi.org/id/03BF0417FFD6FF16FF1A8C62E2D6F850" lastPageNumber="8" pageId="7" pageNumber="8">
<subSubSection id="C30CE68AFFD6FF16FF1A8C62E6E3FCCB" box="[151,425,848,874]" pageId="7" pageNumber="8" type="nomenclature">
<paragraph id="8BA9B501FFD6FF16FF1A8C62E6E3FCCB" blockId="7.[151,425,848,874]" box="[151,425,848,874]" pageId="7" pageNumber="8">
<heading id="D0E1026DFFD6FF16FF1A8C62E6E3FCCB" bold="true" box="[151,425,848,874]" fontSize="11" level="2" pageId="7" pageNumber="8" reason="4">
<taxonomicName id="4C16CE82FFD6FF16FF1A8C62E6E3FCCB" ID-CoL="7Q4JD" authority="Lilljeborg, 1865" authorityName="Lilljeborg" authorityYear="1865" box="[151,425,848,874]" class="Malacostraca" family="Synopiidae" genus="Tiron" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="genus">
<emphasis id="B9626913FFD6FF16FF1A8C62E6E3FCCB" bold="true" box="[151,425,848,874]" pageId="7" pageNumber="8">
<emphasis id="B9626913FFD6FF16FF1A8C62E790FCCB" bold="true" box="[151,218,848,874]" italics="true" pageId="7" pageNumber="8">Tiron</emphasis>
<bibRefCitation id="EF87C8F0FFD6FF16FF6F8C62E6E3FCCB" author="Lilljeborg, W." box="[226,425,848,874]" pageId="7" pageNumber="8" pagination="1 - 38" refId="ref49856" refString="Lilljeborg, W. (1865) On the Lysianassa magellanica H. Milne Edwards, and on the Crustacea of the suborder Amphipoda and subfamily Lysianassina found an [sic] the coast of Sweden and Norway. Nova Acta Regiae Societatis Scientiarum Upsaliensis, Series 3, 61, 1 - 38. https: // doi. org / 10.5962 / bhl. title. 6806" type="journal article" year="1865">Lilljeborg, 1865</bibRefCitation>
</emphasis>
</taxonomicName>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C30CE68AFFD6FF16FF1A8CABE555FB57" pageId="7" pageNumber="8" type="diagnosis">
<paragraph id="8BA9B501FFD6FF16FF1A8CABE555FB57" blockId="7.[151,1437,920,1451]" pageId="7" pageNumber="8">
<emphasis id="B9626913FFD6FF16FF1A8CABE60AFC13" bold="true" box="[151,320,920,947]" pageId="7" pageNumber="8">New diagnosis</emphasis>
. Tironin synopiids with interantennal head lobe triangular, acutely pointed or bluntly rounded. Mandible with palp, elongate palp article 2 straight. Coxal plates 13 of subsimilar length and shape, about as long as depth of corresponding pereonite, anterior and posterior margins nearly parallel, apex broadly rounded, 4 slightly shorter than 3, moderately tapering to rounded apex; coxal plates 5 and 6 posterolobate, together as broad as first 4 plates combined, coxal plate 7 short, much wider than deep, rounded, broadest in posterior part. Gnathopods 1 and 2 with straight basis, carpus slender, elongate, dactylus with unguis slightly curved, about half as long as propodus; gnathopod 1 propodus with row of short stout, pectinate setae on posterior margin, gnathopod 2 propodus posterior margin with scattered slender setae. Pereopods 37 of normal shape, carpus and propodus elongate, dactylus with unguis short curved, dactylus with anterior curved robust seta in opposition to the unguis (pre-stubby,
<figureCitation id="132DA984FFD6FF16FA828B8AE205FB72" box="[1295,1359,1208,1235]" captionStart="FIGURE 1" captionStartId="9.[151,250,1831,1855]" captionTargetBox="[160,1423,179,1796]" captionTargetId="figure-15@9.[151,1436,179,1806]" captionTargetPageId="9" captionText="FIGURE 1. Representative habitus illustrations of tironin genera. Tiron spiniferus (from Sars, 1895 pl. 140, ♀ 8 mm); Pseudotiron miratus sp. nov. (this paper, ♀, 4.5 mm); Tironella pervicax comb. nov. (from J.L. Barnard, 1967 fig. 84, ♂ 4.7 mm); Glandulotiron pilocaputis sp. nov. (this paper, ♀, 6.3 mm); Metatiron tropakis (from J.L. Barnard, 1967 fig. 45, ♀, 4.9 mm); Minitiron bellairsi comb. nov. (from Just, 1981 fig. 1, ♀ 2.4 mm). a and b, dactylus and unguis of pereopods 37: a, stubby; b, pre-stubby." figureDoi="http://doi.org/10.5281/zenodo.6572025" httpUri="https://zenodo.org/record/6572025/files/figure.png" pageId="7" pageNumber="8">Fig. 1</figureCitation>
). Uropod 3 outer ramus of single article.
</paragraph>
</subSubSection>
<subSubSection id="C30CE68AFFD6FF16FF4A8A33E30DFA26" pageId="7" pageNumber="8" type="type_taxon">
<paragraph id="8BA9B501FFD6FF16FF4A8A33E444FABA" blockId="7.[151,1437,920,1451]" box="[199,782,1280,1307]" pageId="7" pageNumber="8">
<emphasis id="B9626913FFD6FF16FF4A8A33E628FABB" bold="true" box="[199,354,1280,1307]" pageId="7" pageNumber="8">
<typeStatus id="54AD0BA3FFD6FF16FF4A8A33E648FABA" box="[199,258,1281,1307]" pageId="7" pageNumber="8">Type</typeStatus>
species.
</emphasis>
<taxonomicName id="4C16CE82FFD6FF16FEE48A33E443FABA" authority="Stimpson, 1853" authorityName="Stimpson" authorityYear="1853" box="[361,777,1280,1307]" class="Malacostraca" family="Lysianassidae" genus="Lysianassa" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="spinifera">
<emphasis id="B9626913FFD6FF16FEE48A33E51AFABA" box="[361,592,1281,1307]" italics="true" pageId="7" pageNumber="8">Lysianassa spinifera</emphasis>
<bibRefCitation id="EF87C8F0FFD6FF16FDDB8A32E443FABA" author="Stimpson, W." box="[598,777,1280,1307]" pageId="7" pageNumber="8" pagination="49 - 50" refId="ref50484" refString="Stimpson, W. (1853) Synopsis of the Marine Invertebrates of Grand Manan: of the Region About the Mouth of the Bay of Fundy, New Brunswick. Smithsonian Contributions to Knowledge, 6 (5), 49 - 50. https: // doi. org / 10.5962 / bhl. title. 30062" type="journal article" year="1853">Stimpson, 1853</bibRefCitation>
</taxonomicName>
.
</paragraph>
<paragraph id="8BA9B501FFD6FF16FF4A8A16E30DFA26" blockId="7.[151,1437,920,1451]" pageId="7" pageNumber="8">
<emphasis id="B9626913FFD6FF16FF4A8A16E6F2FA9F" bold="true" box="[199,440,1316,1342]" pageId="7" pageNumber="8">Component species:</emphasis>
<taxonomicName id="4C16CE82FFD6FF16FE4C8A17E43BFA9E" ID-CoL="7CBYX" authority="K. H. Barnard, 1932" authorityName="K. H. Barnard" authorityYear="1932" box="[449,881,1316,1343]" class="Malacostraca" family="Synopiidae" genus="Tiron" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="antarcticus">
<emphasis id="B9626913FFD6FF16FE4C8A17E5C9FA9F" box="[449,643,1317,1342]" italics="true" pageId="7" pageNumber="8">Tiron antarcticus</emphasis>
K.H.
<bibRefCitation id="EF87C8F0FFD6FF16FD418A16E43BFA9E" author="Barnard, K. H." box="[716,881,1316,1343]" pageId="7" pageNumber="8" pagination="1 - 326" refId="ref48642" refString="Barnard, K. H. (1932) Amphipoda. Discovery Reports, 5, 1 - 326. https: // doi. org / 10.5962 / bhl. part. 27664" type="journal article" year="1932">Barnard, 1932</bibRefCitation>
</taxonomicName>
. Jazdzewski, 1990;
<taxonomicName id="4C16CE82FFD6FF16FBEB8A17E798FAC3" ID-CoL="771249ba-ba3e-4126-8656-21547c7d2b76" authority="J. L. Barnard, 1962" authorityName="J. L. Barnard" authorityYear="1962" class="Malacostraca" family="Synopiidae" genus="Tiron" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="biocellatus">
<emphasis id="B9626913FFD6FF16FBEB8A17E3B5FA9F" box="[1126,1279,1316,1342]" italics="true" pageId="7" pageNumber="8">T. biocellatus</emphasis>
J.L.
<bibRefCitation id="EF87C8F0FFD6FF16FAB68A16E798FAC3" author="Barnard, J. L." pageId="7" pageNumber="8" pagination="73 - 115" refId="ref48311" refString="Barnard, J. L. (1962) Benthic marine Amphipoda of Southern California: families Tironidae to Gammaridae. Pacific Naturalist, 3, 73 - 115." type="journal article" year="1962">Barnard, 1962</bibRefCitation>
</taxonomicName>
, (also J.L.
<bibRefCitation id="EF87C8F0FFD6FF16FEC38A7AE6A6FAC2" author="Barnard, J. L." box="[334,492,1352,1379]" pageId="7" pageNumber="8" pagination="1 - 94" refId="ref48434" refString="Barnard, J. L. (1972) A Review of the Family Synopiidae (= Tironidae), Mainly Distributed in the Deep Sea (Crustacea: Amphipoda). Smithsonian Contributions to Zoology, 124 (1 - 4), 1 - 94. https: // doi. org / 10.5479 / si. 00810282.124" type="journal article" year="1972">Barnard 1972</bibRefCitation>
);
<taxonomicName id="4C16CE82FFD6FF16FD8C8A7BE5C6FAC3" ID-CoL="fe2b2451-4d3f-4bbd-bbf8-f17dc5bf04be" authority="Just, 2022" authorityName="Just" authorityYear="2022" box="[513,652,1352,1378]" class="Malacostraca" family="Synopiidae" genus="Tiron" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="lilljeborgi" status="sp. nov.">
<emphasis id="B9626913FFD6FF16FD8C8A7BE5C6FAC3" box="[513,652,1352,1378]" italics="true" pageId="7" pageNumber="8">T. lilljeborgi</emphasis>
</taxonomicName>
<emphasis id="B9626913FFD6FF16FD198A7BE5A4FAC2" bold="true" box="[660,750,1353,1379]" pageId="7" pageNumber="8">
<taxonomicNameLabel id="A251D468FFD6FF16FD198A7BE5A4FAC2" box="[660,750,1353,1379]" pageId="7" pageNumber="8" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
;
<taxonomicName id="4C16CE82FFD6FF16FD708A7BE4C5FAC3" ID-CoL="76c16ada-4128-4ef2-be3e-61cde422f2fe" authority="Just, 2022" authorityName="Just" authorityYear="2022" box="[765,911,1352,1378]" class="Malacostraca" family="Synopiidae" genus="Tiron" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="canadense" status="sp. nov.">
<emphasis id="B9626913FFD6FF16FD708A7BE4C5FAC3" box="[765,911,1352,1378]" italics="true" pageId="7" pageNumber="8">T. canadense</emphasis>
</taxonomicName>
<emphasis id="B9626913FFD6FF16FC1A8A7BE4B8FAC2" bold="true" box="[919,1010,1353,1379]" pageId="7" pageNumber="8">
<taxonomicNameLabel id="A251D468FFD6FF16FC1A8A7BE4B8FAC2" box="[919,1010,1353,1379]" pageId="7" pageNumber="8" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
;
<taxonomicName id="4C16CE82FFD6FF16FB8C8A7BE3EAFAC3" ID-CoL="cb9c8df0-84c7-4c2b-bb56-5aec55338d4d" authority="Just, 2022" authorityName="Just" authorityYear="2022" box="[1025,1184,1353,1378]" class="Malacostraca" family="Synopiidae" genus="Tiron" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="sagamiense" status="sp. nov.">
<emphasis id="B9626913FFD6FF16FB8C8A7BE3EAFAC3" box="[1025,1184,1353,1378]" italics="true" pageId="7" pageNumber="8">T. sagamiense</emphasis>
</taxonomicName>
<emphasis id="B9626913FFD6FF16FB258A7BE248FAC2" bold="true" box="[1192,1282,1353,1379]" pageId="7" pageNumber="8">
<taxonomicNameLabel id="A251D468FFD6FF16FB258A7BE248FAC2" box="[1192,1282,1353,1379]" pageId="7" pageNumber="8" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
;
<taxonomicName id="4C16CE82FFD6FF16FA9F8A7BE617FA26" ID-CoL="7CBZC" authority="(Stimpson, 1853)" baseAuthorityName="Stimpson" baseAuthorityYear="1853" class="Malacostraca" family="Synopiidae" genus="Tiron" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="spiniferus">
<emphasis id="B9626913FFD6FF16FA9F8A7BE2D6FAC2" box="[1298,1436,1353,1379]" italics="true" pageId="7" pageNumber="8">T. spiniferus</emphasis>
(
<bibRefCitation id="EF87C8F0FFD6FF16FF128A5EE61EFA26" author="Stimpson, W." box="[159,340,1388,1415]" pageId="7" pageNumber="8" pagination="49 - 50" refId="ref50484" refString="Stimpson, W. (1853) Synopsis of the Marine Invertebrates of Grand Manan: of the Region About the Mouth of the Bay of Fundy, New Brunswick. Smithsonian Contributions to Knowledge, 6 (5), 49 - 50. https: // doi. org / 10.5962 / bhl. title. 30062" type="journal article" year="1853">Stimpson, 1853</bibRefCitation>
)
</taxonomicName>
. Unconfirmed species:
<taxonomicName id="4C16CE82FFD6FF16FDE98A5FE308FA26" ID-CoL="7CBYX" authority=", Lorz &amp; Coleman (2013)" authorityName=", Lorz &amp; Coleman" authorityYear="2013" box="[612,1090,1388,1415]" class="Malacostraca" family="Synopiidae" genus="Tiron" isUncertain="true" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="antarcticus">
<emphasis id="B9626913FFD6FF16FDE98A5FE53EFA27" box="[612,628,1389,1414]" italics="true" pageId="7" pageNumber="8">T</emphasis>
. cf.
<emphasis id="B9626913FFD6FF16FD288A5FE468FA27" box="[677,802,1389,1414]" italics="true" pageId="7" pageNumber="8">antarcticus</emphasis>
,
<bibRefCitation id="EF87C8F0FFD6FF16FCBD8A5FE308FA26" author="Lorz, A. - N. &amp; Coleman, C. O." box="[816,1090,1388,1415]" pageId="7" pageNumber="8" pagination="1 - 160" refId="ref49985" refString="Lorz, A. - N. &amp; Coleman, C. O. (2013) The Marine Fauna of New Zealand and the Ross Sea: Amphipoda, Synopiidae (Crustacea). NIWA Biodiversity Memoir, 127, 1 - 160." type="journal article" year="2013">Lörz &amp; Coleman (2013)</bibRefCitation>
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="C30CE68AFFD6FF16FF4A8AA2E311FA0B" box="[199,1115,1424,1451]" pageId="7" pageNumber="8" type="distribution">
<paragraph id="8BA9B501FFD6FF16FF4A8AA2E311FA0B" blockId="7.[151,1437,920,1451]" box="[199,1115,1424,1451]" pageId="7" pageNumber="8">
<emphasis id="B9626913FFD6FF16FF4A8AA2E613FA0B" bold="true" box="[199,345,1424,1450]" pageId="7" pageNumber="8">Distribution</emphasis>
. Arctic, North Atlantic,
<collectingCountry id="F301F591FFD6FF16FDE48AA3E5E6FA0A" box="[617,684,1425,1451]" name="Japan" pageId="7" pageNumber="8">Japan</collectingCountry>
, Eastern Pacific,
<collectingCountry id="F301F591FFD6FF16FCE18AA2E49CFA0B" box="[876,982,1424,1450]" name="Australia" pageId="7" pageNumber="8">Australia</collectingCountry>
,
<collectingCountry id="F301F591FFD6FF16FC528AA2E31DFA0B" box="[991,1111,1424,1450]" name="Antarctica" pageId="7" pageNumber="8">Antarctica</collectingCountry>
.
</paragraph>
</subSubSection>
<subSubSection id="C30CE68AFFD6FF16FF1A8ACFE2D6F850" pageId="7" pageNumber="8" type="key">
<paragraph id="8BA9B501FFD6FF16FF1A8ACFE6FBF9B7" blockId="7.[151,433,1532,1559]" box="[151,433,1532,1559]" pageId="7" pageNumber="8">
<emphasis id="B9626913FFD6FF16FF1A8ACFE6FBF9B7" bold="true" box="[151,433,1532,1559]" pageId="7" pageNumber="8">
Key to species of
<taxonomicName id="4C16CE82FFD6FF16FEE38ACEE6FBF9B7" ID-CoL="7Q4JD" authorityName="Lilljeborg" authorityYear="1865" box="[366,433,1532,1558]" class="Malacostraca" family="Synopiidae" genus="Tiron" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="genus">
<emphasis id="B9626913FFD6FF16FEE38ACEE6FBF9B7" bold="true" box="[366,433,1532,1558]" italics="true" pageId="7" pageNumber="8">Tiron</emphasis>
</taxonomicName>
</emphasis>
</paragraph>
<key id="FF87E230FFD6FF16FF1A8970E2D6F850" pageId="7" pageNumber="8">
<keyStep id="30E2ADA4FFD6FF16FF1A8970E2D6F9D5" pageId="7" pageNumber="8">
<paragraph id="8BA9B501FFD6FF16FF1A8970E2D6F9F6" blockId="7.[151,1437,1601,2034]" box="[151,1436,1601,1623]" pageId="7" pageNumber="8">
<keyLead id="30E71634FFD6FF16FF1A8970E2D6F9F6" box="[151,1436,1601,1623]" pageId="7" pageNumber="8">1. Pleonites 13 with crenulation along posterior lateral margins................................................. 2</keyLead>
</paragraph>
<paragraph id="8BA9B501FFD6FF16FF1A896DE2D6F9D5" blockId="7.[151,1437,1601,2034]" box="[151,1436,1631,1653]" pageId="7" pageNumber="8">
<keyLead id="30E71634FFD6FF16FF1A896DE2D6F9D5" box="[151,1436,1631,1653]" pageId="7" pageNumber="8">- Pleonites 13 with row of acute spines in upper part of posterior lateral margins.................................... 3</keyLead>
</paragraph>
</keyStep>
<keyStep id="30E2ADA4FFD6FF16FF1A894EE2D6F96D" pageId="7" pageNumber="8">
<paragraph id="8BA9B501FFD6FF16FF1A894EE2D6F90E" blockId="7.[151,1437,1601,2034]" pageId="7" pageNumber="8">
<keyLead id="30E71634FFD6FF16FF1A894EE2D6F90E" pageId="7" pageNumber="8">
2. Telson with 67 robust setae dorsally in row on each lobe; crenulation on upper part of posterior pleonite margin....................................................................................
<emphasis id="B9626913FFD6FF16FBD089A8E33AF90E" box="[1117,1136,1690,1711]" italics="true" pageId="7" pageNumber="8">T.</emphasis>
a
<emphasis id="B9626913FFD6FF16FBF289A8E394F90E" box="[1151,1246,1690,1711]" italics="true" pageId="7" pageNumber="8">ntarcticus</emphasis>
K.H.
<bibRefCitation id="EF87C8F0FFD6FF16FA9489ABE2D6F90E" author="Barnard, K. H." box="[1305,1436,1689,1711]" pageId="7" pageNumber="8" pagination="1 - 326" refId="ref48642" refString="Barnard, K. H. (1932) Amphipoda. Discovery Reports, 5, 1 - 326. https: // doi. org / 10.5962 / bhl. part. 27664" type="journal article" year="1932">Barnard,1932</bibRefCitation>
</keyLead>
</paragraph>
<paragraph id="8BA9B501FFD6FF16FF1A8985E2D6F96D" blockId="7.[151,1437,1601,2034]" box="[151,1436,1719,1741]" pageId="7" pageNumber="8">
<keyLead id="30E71634FFD6FF16FF1A8985E2D6F96D" box="[151,1436,1719,1741]" pageId="7" pageNumber="8">
- Telson with 23 robust setae dorsally on each lobe; crenulation on entire posterior margin...........
<taxonomicName id="4C16CE82FFD6FF16FB4F8985E200F96D" ID-CoL="cb9c8df0-84c7-4c2b-bb56-5aec55338d4d" authority="Just, 2022" authorityName="Just" authorityYear="2022" box="[1218,1354,1719,1740]" class="Malacostraca" family="Synopiidae" genus="Tiron" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="sagamiense" status="sp. nov.">
<emphasis id="B9626913FFD6FF16FB4F8985E200F96D" box="[1218,1354,1719,1740]" italics="true" pageId="7" pageNumber="8">T. sagamiense</emphasis>
</taxonomicName>
<emphasis id="B9626913FFD6FF16FADD8985E2D6F96D" bold="true" box="[1360,1436,1719,1740]" pageId="7" pageNumber="8">
<taxonomicNameLabel id="A251D468FFD6FF16FADD8985E2D6F96D" box="[1360,1436,1719,1740]" pageId="7" pageNumber="8" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30E2ADA4FFD6FF16FF1A89E6E2D6F8E0" pageId="7" pageNumber="8">
<paragraph id="8BA9B501FFD6FF16FF1A89E6E2D6F8A6" blockId="7.[151,1437,1601,2034]" pageId="7" pageNumber="8">
<keyLead id="30E71634FFD6FF16FF1A89E6E2D6F8A6" pageId="7" pageNumber="8">
3. Gnathopod 1 carpus dorsal length 56 times greatest depth; gnathopod 2 carpus slender, deepest just in front of merus, dorsal length 7 times greatest depth.....................................................
<taxonomicName id="4C16CE82FFD6FF16FBF489C0E2D6F8A6" ID-CoL="7CBZC" authority="(Stimpson, 1853)" baseAuthorityName="Stimpson" baseAuthorityYear="1853" box="[1145,1436,1777,1799]" class="Malacostraca" family="Synopiidae" genus="Tiron" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="spiniferus">
<emphasis id="B9626913FFD6FF16FBF489C0E3BAF8A7" box="[1145,1264,1777,1799]" italics="true" pageId="7" pageNumber="8">T. spiniferus</emphasis>
(
<bibRefCitation id="EF87C8F0FFD6FF16FB7189C3E2DFF8A6" author="Stimpson, W." box="[1276,1429,1777,1799]" pageId="7" pageNumber="8" pagination="49 - 50" refId="ref50484" refString="Stimpson, W. (1853) Synopsis of the Marine Invertebrates of Grand Manan: of the Region About the Mouth of the Bay of Fundy, New Brunswick. Smithsonian Contributions to Knowledge, 6 (5), 49 - 50. https: // doi. org / 10.5962 / bhl. title. 30062" type="journal article" year="1853">Stimpson, 1853</bibRefCitation>
)
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BA9B501FFD6FF16FF1A883DE2D6F8E0" blockId="7.[151,1437,1601,2034]" pageId="7" pageNumber="8">
<keyLead id="30E71634FFD6FF16FF1A883DE2D6F8E0" pageId="7" pageNumber="8">- Gnathopod 1 carpus dorsal length 34 times greatest depth; gnathopod 2 carpus deepest in middle, dorsal length 3+ times greatest depth............................................................................................ 4</keyLead>
</paragraph>
</keyStep>
<keyStep id="30E2ADA4FFD6FF16FF1A8878E2D6F8DC" pageId="7" pageNumber="8">
<paragraph id="8BA9B501FFD6FF16FF1A8878E2D6F8FE" blockId="7.[151,1437,1601,2034]" box="[151,1436,1865,1887]" pageId="7" pageNumber="8">
<keyLead id="30E71634FFD6FF16FF1A8878E2D6F8FE" box="[151,1436,1865,1887]" pageId="7" pageNumber="8">
4. Telson lobes without robust setae................................................
<taxonomicName id="4C16CE82FFD6FF16FBED8878E2D6F8FE" ID-CoL="771249ba-ba3e-4126-8656-21547c7d2b76" authority="J. L. Barnard, 1962" authorityName="J. L. Barnard" authorityYear="1962" box="[1120,1436,1865,1887]" class="Malacostraca" family="Synopiidae" genus="Tiron" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="biocellatus">
<emphasis id="B9626913FFD6FF16FBED8878E327F8FE" box="[1120,1133,1866,1887]" italics="true" pageId="7" pageNumber="8">T</emphasis>
.
<emphasis id="B9626913FFD6FF16FBF7887BE3A9F8FF" box="[1146,1251,1865,1886]" italics="true" pageId="7" pageNumber="8">biocellatus</emphasis>
J.L.
<bibRefCitation id="EF87C8F0FFD6FF16FA9E887BE2D6F8FE" author="Barnard, J. L." box="[1299,1436,1865,1887]" pageId="7" pageNumber="8" pagination="73 - 115" refId="ref48311" refString="Barnard, J. L. (1962) Benthic marine Amphipoda of Southern California: families Tironidae to Gammaridae. Pacific Naturalist, 3, 73 - 115." type="journal article" year="1962">Barnard, 1962</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BA9B501FFD6FF16FF1A8855E2D6F8DC" blockId="7.[151,1437,1601,2034]" box="[151,1436,1895,1917]" pageId="7" pageNumber="8">
<keyLead id="30E71634FFD6FF16FF1A8855E2D6F8DC" box="[151,1436,1895,1917]" pageId="7" pageNumber="8">- Telson lobes with 23 robust setae........................................................................ 5</keyLead>
</paragraph>
</keyStep>
<keyStep id="30E2ADA4FFD6FF16FF1A88B6E2D6F850" pageId="7" pageNumber="8">
<paragraph id="8BA9B501FFD6FF16FF1A88B6E2D6F816" blockId="7.[151,1437,1601,2034]" pageId="7" pageNumber="8">
<keyLead id="30E71634FFD6FF16FF1A88B6E2D6F816" pageId="7" pageNumber="8">
5. Urosomites and pleonites dorsally with many small simple setae; telson reaching 2/3 along uropod 3 outer ramus.............................................................................................
<taxonomicName id="4C16CE82FFD6FF16FB5E8890E203F817" ID-CoL="fe2b2451-4d3f-4bbd-bbf8-f17dc5bf04be" authority="Just, 2022" authorityName="Just" authorityYear="2022" box="[1235,1353,1953,1975]" class="Malacostraca" family="Synopiidae" genus="Tiron" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="lilljeborgi" status="sp. nov.">
<emphasis id="B9626913FFD6FF16FB5E8890E203F817" box="[1235,1353,1953,1975]" italics="true" pageId="7" pageNumber="8">T. lilljeborgi</emphasis>
</taxonomicName>
<emphasis id="B9626913FFD6FF16FADD8890E2D6F816" bold="true" box="[1360,1436,1954,1975]" pageId="7" pageNumber="8">
<taxonomicNameLabel id="A251D468FFD6FF16FADD8890E2D6F816" box="[1360,1436,1954,1975]" pageId="7" pageNumber="8" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</keyLead>
</paragraph>
<paragraph id="8BA9B501FFD6FF16FF1A888DE2D6F850" blockId="7.[151,1437,1601,2034]" pageId="7" pageNumber="8">
<keyLead id="30E71634FFD6FF16FF1A888DE2D6F850" pageId="7" pageNumber="8">
- Urosomites and pleonites dorsally naked except single tiny setae between pleonite lateral teeth; telson reaching apex of uropod 3 rami..............................................................................
<taxonomicName id="4C16CE82FFD6FF16FB4088EFE203F850" ID-CoL="76c16ada-4128-4ef2-be3e-61cde422f2fe" authority="Just, 2022" authorityName="Just" authorityYear="2022" box="[1229,1353,2012,2034]" class="Malacostraca" family="Synopiidae" genus="Tiron" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="canadense" status="sp. nov.">
<emphasis id="B9626913FFD6FF16FB4088EFE203F850" box="[1229,1353,2012,2034]" italics="true" pageId="7" pageNumber="8">T. canadense</emphasis>
</taxonomicName>
<emphasis id="B9626913FFD6FF16FADD88EEE2D6F850" bold="true" box="[1360,1436,2012,2033]" pageId="7" pageNumber="8">
<taxonomicNameLabel id="A251D468FFD6FF16FADD88EEE2D6F850" box="[1360,1436,2012,2033]" pageId="7" pageNumber="8" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</keyLead>
</paragraph>
</keyStep>
</key>
</subSubSection>
</treatment>
</document>