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<document ID-CLB-Dataset="53882" ID-DOI="http://dx.doi.org/10.3897/jhr.96.107379" ID-GBIF-Dataset="06b94c0b-56fa-4434-a690-d579427a2c0b" ID-Pensoft-Pub="1314-2607-96-657" ID-Pensoft-UUID="CAEADD31A8F759C8AE7E2DE2C2DDE95F" ID-ZooBank="D3EF3F05918541B9A5241CAC7B9C2D6B" ModsDocID="1314-2607-96-657" checkinTime="1692143371903" checkinUser="pensoft" docAuthor="Huber, John T. &amp; Greenwalt, Dale E." docDate="2023" docId="64ECEF12619F5AD4A7869F21E051753C" docLanguage="en" docName="JourHymenoptRes 96: 657-666" docOrigin="Journal of Hymenoptera Research 96" docPubDate="2023-08-15" docSource="http://dx.doi.org/10.3897/jhr.96.107379" docTitle="Eotriadomeroides abjunctus Huber 2023, sp. nov." docType="treatment" docUuid="F0BF8666-43A7-4DFA-A7F9-5ED916490407" docUuidSource="ZooBank" docVersion="4" id="CAEADD31A8F759C8AE7E2DE2C2DDE95F" lastPageNumber="657" masterDocId="CAEADD31A8F759C8AE7E2DE2C2DDE95F" masterDocTitle="A new compression fossil, Eotriadomeroides abjunctus Huber, gen. &amp; sp. nov. (Hymenoptera, Mymaridae), in Eocene shale from the Kishenehn Formation, USA" masterLastPageNumber="666" masterPageNumber="657" pageNumber="657" updateTime="1732795020872" updateUser="ExternalLinkService">
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<mods:titleInfo id="8D2B641277964504C0389FEE15FF57C8">
<mods:title id="C3611B146C641E8FECB47BCC8A0928FC">A new compression fossil, Eotriadomeroides abjunctus Huber, gen. &amp; sp. nov. (Hymenoptera, Mymaridae), in Eocene shale from the Kishenehn Formation, USA</mods:title>
</mods:titleInfo>
<mods:name id="BFE695D827D81B8043387C2209C9A8E1" type="personal">
<mods:role id="2093B4B048D0FB9E4D7CDFA8DFB427AD">
<mods:roleTerm id="57CDB6B496637131858C57DA7B802700">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="88DC3500119191AD753353465E75EE94">Huber, John T.</mods:namePart>
<mods:affiliation id="05CB4A173EE6931BBE76651CF71F7489">Natural Resources Canada c / o Canadian National Collection of Insects, Arachnids and Nematodes, K. W. Neatby Building, 960 Carling Ave., Ottawa, ON, K 1 A 0 C 6, Canada</mods:affiliation>
<mods:nameIdentifier id="63D99C64936A4D6A1F28A7A089B12827" type="email">john.huber2@agr.gc.ca</mods:nameIdentifier>
</mods:name>
<mods:name id="07A41A34564DFFEAF1E74268CCCF8AE7" type="personal">
<mods:role id="3E83F4B03716CCA5E71DB0A174844926">
<mods:roleTerm id="76C1CE954E5B345BB0D2FEA47FAEB0D8">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="ECA722C43D469F47245EF9ADBE15FA0F">Greenwalt, Dale E.</mods:namePart>
<mods:nameIdentifier id="2E8A9DEBA65BA800E553377CAFF7D245" type="ORCID">https://orcid.org/0000-0002-9811-6356</mods:nameIdentifier>
<mods:affiliation id="2E5885D148536F1A052AEF1F91D100A1">Department of Paleobiology, National Museum of Natural History, MRC 121, Smithsonian Institution, 10</mods:affiliation>
</mods:name>
<mods:typeOfResource id="333E50139A02B750238ED741218FC6B7">text</mods:typeOfResource>
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<mods:title id="0F150ED6001A15640B168907A78459BB">Journal of Hymenoptera Research</mods:title>
</mods:titleInfo>
<mods:part id="75437793E53DB500EE8CAB22C09CF57F">
<mods:date id="4927942F83B1CA7CED73E9C30A4744DA">2023</mods:date>
<mods:detail id="2022AB61C1F58E06446CBBEA449BC2FA" type="pubDate">
<mods:number id="43E0BBC07CAFA966F66EC513E47E5A69">2023-08-15</mods:number>
</mods:detail>
<mods:detail id="5454445E454C7977895E94CC1AD5ECB0" type="volume">
<mods:number id="9153FB2D8A08AF12C0E075D6709D7208">96</mods:number>
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<mods:location id="295808505D32D5E73A9A5CEBB4AC8C32">
<mods:url id="AF7BC67B7CE9F105FD939A3A2993A951">http://dx.doi.org/10.3897/jhr.96.107379</mods:url>
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<mods:classification id="D97948BE45935DFA28A2B825C017AE85">journal article</mods:classification>
<mods:identifier id="D9C9B19B9EAF05CC2897DA2264D10075" type="DOI">http://dx.doi.org/10.3897/jhr.96.107379</mods:identifier>
<mods:identifier id="8FA3D2FDC3A86B4939E4FED377FBA3D9" type="Pensoft-Pub">1314-2607-96-657</mods:identifier>
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<subSection id="91B49CA3CA5DF1C4AC324F76FE1AF0BC" pageId="0" pageNumber="657" type="results">
<treatment id="64ECEF12619F5AD4A7869F21E051753C" ID-GBIF-Taxon="212429934" LSID="urn:lsid:zoobank.org:act:F0BF8666-43A7-4DFA-A7F9-5ED916490407" httpUri="http://treatment.plazi.org/id/64ECEF12619F5AD4A7869F21E051753C" lastPageNumber="657" pageId="0" pageNumber="657" scope_family="Mymaridae" scope_order="Hymenoptera">
<subSubSection id="B043A73803CA9921BF494027BB4523F3" pageId="0" pageNumber="657" type="nomenclature">
<paragraph id="C863241D0E60B071DB36933143EE98A6" pageId="0" pageNumber="657">
<taxonomicName id="98061F4B29073FF25482D8AF08ED8E02" LSID="https://zoobank.org/F0BF8666-43A7-4DFA-A7F9-5ED916490407" authority="Huber" authorityName="Huber" authorityYear="2023" class="Insecta" family="Mymaridae" genus="Eotriadomeroides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eotriadomeroides abjunctus" order="Hymenoptera" pageId="0" pageNumber="657" phylum="Arthropoda" rank="species" species="abjunctus" status="sp. nov.">Eotriadomeroides abjunctus Huber</taxonomicName>
<taxonomicNameLabel id="B0C08E53FDC2219C9FC8B102E738CF2F" pageId="0" pageNumber="657">sp. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection id="2FECD782CF4F91689342A92D5248FB81" pageId="0" pageNumber="657" type="description">
<paragraph id="6B6FBCFCA12B616E2769C6D5E7F71D7E" pageId="0" pageNumber="657">
<figureCitation id="0C3C29FF08D1BE4E7382C1823B6CBB3F" captionStart="Figures 1, 2" captionStartId="F1" captionText="Figures 1, 2. Eotriadomeroides abjunctus Huber, holotype female 1 habitus (except most legs not visible) 2 pronotum + head + partly disarticulated antennae." figureDoi="10.3897/jhr.96.107379.figures1-2" httpUri="https://binary.pensoft.net/fig/892762" pageId="0" pageNumber="657">Figs 1-2</figureCitation>
<figureCitation id="AC4F4777DB530379B93EB813435E4886" captionStart="Figures 3–5" captionStartId="F2" captionText="Figures 3 - 5. Eotriadomeroides abjunctus Huber, holotype female 3 head + part of antennae 4 left antenna (pedicel-fu 5) 5 fu 8 + clava of both antennae." figureDoi="10.3897/jhr.96.107379.figures3-5" httpUri="https://binary.pensoft.net/fig/892763" pageId="0" pageNumber="657">, 3-5</figureCitation>
<figureCitation id="15F25EE6DBAAB7DBC96EC0DF7B3AB6C6" captionStart="Figures 6, 7" captionStartId="F3" captionText="Figures 6, 7. Eotriadomeroides abjunctus Huber, holotype female 6 mesosoma 7 wings + metasoma." figureDoi="10.3897/jhr.96.107379.figures6-7" httpUri="https://binary.pensoft.net/fig/892764" pageId="0" pageNumber="657">, 6, 7</figureCitation>
<figureCitation id="ACC0AD49388CFD657095615DC657AD6A" captionStart="Figures 8, 9" captionStartId="F4" captionText="Figures 8, 9. Eotriadomeroides abjunctus Huber, holotype female 8 tibiae and tarsi of one? pair of legs 9 shale piece containing holotype (circled) of Eotriadomeroides abjunctus Huber." figureDoi="10.3897/jhr.96.107379.figures8-9" httpUri="https://binary.pensoft.net/fig/892765" pageId="0" pageNumber="657">, 8</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="864AF488D1ED00C3ACAB9AD385CB5D25" pageId="0" pageNumber="657" type="materials_examined">
<paragraph id="29B9194912A6100ED01DDC3A4422CB93" pageId="0" pageNumber="657">Material examined.</paragraph>
<paragraph id="A413EA85D2998B240FD0CAB39129B0EA" pageId="0" pageNumber="657">
<materialsCitation id="C3E4F7BCA9C3321D72388462723C384B" collectingDate="2023-01-01" collectingDateMax="2023-12-31" collectingDateMin="2023-01-01" country="USA" county="Kishenehn Formation" location="The" municipality="Park" specimenCount="1" stateProvince="Montana" typeStatus="Holotype">
<emphasis id="1586D00854C8949E3D080DC49EEA0BDE" bold="true" italics="true" pageId="0" pageNumber="657">
<typeStatus id="1D4B04B7EDF6DE14327D42A19B1B2AF9">Holotype</typeStatus>
</emphasis>
female (NMNH), on 18
<normalizedToken id="0F1FF20D62E367EA9C93618764B4BDD9" originalValue="×">x</normalizedToken>
14
<normalizedToken id="DAA5C23BD7F3E1B6CC08160E570D3387" originalValue="×">x</normalizedToken>
<quantity id="AC4203190AD3D18D51E9D9663EF667D4" metricMagnitude="-3" metricUnit="m" metricValue="1.5" unit="cm" value="0.15">0.15 cm</quantity>
piece of oil shale (Fig.
<figureCitation id="26089FC75F19228D0415EA6DEA080B09" captionStart="Figures 8, 9" captionStartId="F4" captionText="Figures 8, 9. Eotriadomeroides abjunctus Huber, holotype female 8 tibiae and tarsi of one? pair of legs 9 shale piece containing holotype (circled) of Eotriadomeroides abjunctus Huber." figureDoi="10.3897/jhr.96.107379.figures8-9" httpUri="https://binary.pensoft.net/fig/892765" pageId="0" pageNumber="657">9</figureCitation>
), labelled &quot;
<typeStatus id="B01C59C289F0B889FE594763E600F105">Holotype</typeStatus>
<taxonomicName id="E7FDB44E64D3C49FDF74581C3FC43163" authorityName="Huber" authorityYear="2023" class="Insecta" family="Mymaridae" genus="Eotriadomeroides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eotriadomeroides abjunctus" order="Thysanoptera" pageId="0" pageNumber="657" phylum="Arthropoda" rank="species" species="abjunctus">
<emphasis id="8BC39C395EC07083C80294C81BA3DE72" italics="true" pageId="0" pageNumber="657">Eotriadomeroides abjunctus</emphasis>
</taxonomicName>
Huber. USNM # PAL 620738&quot;. The circle/square scratched onto the surface of the shape indicates the
<typeStatus id="414A5733475E349C65DF774706166A6F">holotype</typeStatus>
location.
<location id="0AC3F4F2A5967AB5009CB80277650224" LSID="urn:lsid:plazi:treatment:64ECEF12619F5AD4A7869F21E051753C:0AC3F4F2A5967AB5009CB80277650224" country="USA" county="Kishenehn Formation" municipality="Park" name="The" stateProvince="Montana">The</location>
specimen was collected in 2012 at locality #43946,
<collectingMunicipality id="97F7380F928DC6E5D6DD2AC6ADF89B9B">Park</collectingMunicipality>
site,
<collectingCounty id="67448DECA3D0BC4A09077E8F4423887A">Kishenehn Formation</collectingCounty>
,
<collectingRegion id="D0EED984D63F62767E083C75E02229FE" country="United States of America" name="Montana">Montana</collectingRegion>
,
<collectingCountry id="4C4D9ABE3B84C8F99E8BC0D63916BC16" name="United States of America">USA</collectingCountry>
.
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection id="90F10A1C0F7636E7F2419AA7502F8245" pageId="0" pageNumber="657" type="diagnosis">
<paragraph id="C31AE230C783AFFA636ACE5392635380" pageId="0" pageNumber="657">Diagnosis.</paragraph>
<paragraph id="1F1BFD831ED7FE31AE6CA5A08AB49415" pageId="0" pageNumber="657">
<taxonomicName id="A549F08400AAFC0CD0FC5853FE5B736E" authorityName="Huber" authorityYear="2023" class="Insecta" family="Mymaridae" genus="Eotriadomeroides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eotriadomeroides abjunctus" order="Thysanoptera" pageId="0" pageNumber="657" phylum="Arthropoda" rank="species" species="abjunctus">
<emphasis id="FD8AD6B1F54F12AAAE74E99A10138069" italics="true" pageId="0" pageNumber="657">Eotriadomeroides abjunctus</emphasis>
</taxonomicName>
is the only described species in the genus. Its diagnosis is therefore the same as for the generic description. Comparing it with species of morphologically similar genera, it differs from all the described species of
<taxonomicName id="FF9B66199964E276CCDC5E8F7BD40028" authorityName="Huber" authorityYear="2017" class="Hexapoda" genus="Neotriadomerus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Neotriadomerus" order="Hymenoptera" pageId="0" pageNumber="657" phylum="Arthropoda" rank="genus">
<emphasis id="0109ECAD113340611EC4267C5AB246CC" italics="true" pageId="0" pageNumber="657">Neotriadomerus</emphasis>
</taxonomicName>
(
<bibRefCitation id="F6D01BE0B9CDDCF2EB728E6F65C77115" DOI="https://doi.org/10.3897/jhr.57.12892" author="Huber, JT" journalOrPublisher="Journal of Hymenoptera Research" pageId="0" pageNumber="657" pagination="1 - 87" refId="B4" refString="Huber, JT, 2017. Eustochomorpha Girault, Neotriadomerus, gen. n., and Proarescon, gen. n. (Hymenoptera: Mymaridae), early extant lineages in evolution of the family. Journal of Hymenoptera Research 57: 1 - 87, DOI: https://doi.org/10.3897/jhr.57.12892" title="Eustochomorpha Girault, Neotriadomerus, gen. n., and Proarescon, gen. n. (Hymenoptera: Mymaridae), early extant lineages in evolution of the family." url="https://doi.org/10.3897/jhr.57.12892" volume="57" year="2017">Huber 2017</bibRefCitation>
) as follows: clava 1-segmented (clava 3-segmented in
<taxonomicName id="3045C9040F38A85A25D4B01EA57FC1F5" authorityName="Huber" authorityYear="2017" class="Hexapoda" genus="Neotriadomerus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Neotriadomerus" order="Hymenoptera" pageId="0" pageNumber="657" phylum="Arthropoda" rank="genus">
<emphasis id="29564F392DE9B89976903A3BAA16F12E" italics="true" pageId="0" pageNumber="657">Neotriadomerus</emphasis>
</taxonomicName>
species); postmarginal vein ~2.7
<normalizedToken id="51DB3CAE7A9963FB4D37A603273AC450" originalValue="×">x</normalizedToken>
as long as parastigma + marginal vein + stigmal veins (postmarginal vein at most 0.90
<normalizedToken id="D231EDDF20EE79F4CDE28CDA43C75745" originalValue="×">x</normalizedToken>
as long in
<taxonomicName id="A481292EC92F5A69A8AE8B6BCD5B345C" authorityName="Huber" authorityYear="2017" class="Hexapoda" genus="Neotriadomerus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Neotriadomerus" order="Hymenoptera" pageId="0" pageNumber="657" phylum="Arthropoda" rank="genus">
<emphasis id="67FE8A5824A376163B70B7A9C57B7DAF" italics="true" pageId="0" pageNumber="657">Neotriadomerus</emphasis>
</taxonomicName>
species); hind wing narrow and apically acute (hind wing wide and apically blunt in
<taxonomicName id="75C2B5E4B92BE4616C55CE436CDBCA40" authorityName="Huber" authorityYear="2017" class="Hexapoda" genus="Neotriadomerus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Neotriadomerus" order="Hymenoptera" pageId="0" pageNumber="657" phylum="Arthropoda" rank="genus">
<emphasis id="2428F0135541809A3A43F7F6345FF68D" italics="true" pageId="0" pageNumber="657">Neotriadomerus</emphasis>
</taxonomicName>
species). The apparent absence of a straight setal line extending from apical margin of fore wing about halfway towards the parastigma + marginal veins (Fig.
<figureCitation id="7B5ED2A2E93786A2E461A8D5AEBA529C" captionStart="Figures 6, 7" captionStartId="F3" captionText="Figures 6, 7. Eotriadomeroides abjunctus Huber, holotype female 6 mesosoma 7 wings + metasoma." figureDoi="10.3897/jhr.96.107379.figures6-7" httpUri="https://binary.pensoft.net/fig/892764" pageId="0" pageNumber="657">7</figureCitation>
) is an additional feature that may separate
<taxonomicName id="C5009DE2046BEF439F1A8C15B07D84D6" lsidName="E. abjunctus" pageId="0" pageNumber="657" rank="species" species="abjunctus">
<emphasis id="3936F3375DB5E65957D84F0EE724753B" italics="true" pageId="0" pageNumber="657">E. abjunctus</emphasis>
</taxonomicName>
from
<taxonomicName id="DBFDF002557F8E0E1E05BA3C2D6C6EE4" authorityName="Huber" authorityYear="2017" class="Hexapoda" genus="Neotriadomerus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Neotriadomerus" order="Hymenoptera" pageId="0" pageNumber="657" phylum="Arthropoda" rank="genus">
<emphasis id="34FECDD03F3239138D1E68404E859036" italics="true" pageId="0" pageNumber="657">Neotriadomerus</emphasis>
</taxonomicName>
but the wing surface of
<taxonomicName id="B571BF4E5F21E7ECCE9C711A1DEBB2DE" lsidName="E. abjunctus" pageId="0" pageNumber="657" rank="species" species="abjunctus">
<emphasis id="536C4E2F5DB079B1981A0F73E68C9C8C" italics="true" pageId="0" pageNumber="657">E. abjunctus</emphasis>
</taxonomicName>
is not clear enough to be sure if the setal line is absent.
<taxonomicName id="9305C1B6C2C33C9993DC836D5D47521F" authorityName="Huber" authorityYear="2023" class="Insecta" family="Mymaridae" genus="Eotriadomeroides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eotriadomeroides abjunctus" order="Thysanoptera" pageId="0" pageNumber="657" phylum="Arthropoda" rank="species" species="abjunctus">
<emphasis id="82D3830F6FE010223EE507447E8E4BCA" italics="true" pageId="0" pageNumber="657">Eotriadomeroides abjunctus</emphasis>
</taxonomicName>
differs from
<taxonomicName id="865BCF06A5EAA498EDB39ED0716F56C4" authorityName="Yoshimoto" authorityYear="1975" class="Insecta" family="Mymaridae" genus="Triadomerus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Triadomerus bulbosus" order="Hymenoptera" pageId="0" pageNumber="657" phylum="Arthropoda" rank="species" species="bulbosus">
<emphasis id="40ADA4A84B2D84250B5509829B82F7CB" italics="true" pageId="0" pageNumber="657">Triadomerus bulbosus</emphasis>
</taxonomicName>
Yoshimoto by the clava 1-segmented (3-segmented in
<taxonomicName id="EAEB7F94F6B77B5C898F8B21597618C8" lsidName="T. bulbosus" pageId="0" pageNumber="657" rank="species" species="bulbosus">
<emphasis id="CFD8A933D0732C5DC15E5E2DCFB58EF2" italics="true" pageId="0" pageNumber="657">T. bulbosus</emphasis>
</taxonomicName>
), ovipositor extending ventral to mesosoma as far as head (ovipositor not extending anteriorly ventral to mesosoma in
<taxonomicName id="1EB28171364FD58421BD2406A1056BA7" lsidName="T. bulbosus" pageId="0" pageNumber="657" rank="species" species="bulbosus">
<emphasis id="040F3B737EF156B25886ED58317DCF74" italics="true" pageId="0" pageNumber="657">T. bulbosus</emphasis>
</taxonomicName>
), and relatively longer postmarginal vein (relatively shorter in
<taxonomicName id="FED368CB3E98CD0ADAB48D7387BA3BB1" lsidName="T. bulbosus" pageId="0" pageNumber="657" rank="species" species="bulbosus">
<emphasis id="BB57A8D864BC484661F7AD6999541470" italics="true" pageId="0" pageNumber="657">T. bulbosus</emphasis>
</taxonomicName>
).
</paragraph>
</subSubSection>
<subSubSection id="546788A1D43F1E613B835A5BF4F013FC" pageId="0" pageNumber="657" type="description">
<paragraph id="014959506CF3CE740D61D128DD7C3C5C" pageId="0" pageNumber="657">Description.</paragraph>
<paragraph id="F6AB1F4AA78059500FB8CFCFE0BF5E34" pageId="0" pageNumber="657">
<emphasis id="AE19151928269865FFEBB202B48D3544" bold="true" pageId="0" pageNumber="657">
Female.
<emphasis id="A2139BFD5EB310688FAEF6002F5D0E3C" italics="true" pageId="0" pageNumber="657">Color</emphasis>
.
</emphasis>
Vertex, antenna except radicle, dorsum of body, except for scutellum, and ovipositor sheaths dark brown or almost black; face, radicle, scutellum, and mesosoma and metasoma ventrally apparently lighter brown (Fig.
<figureCitation id="6B8F088FB1F5670BFE6D653413D72799" captionStart="Figures 1, 2" captionStartId="F1" captionText="Figures 1, 2. Eotriadomeroides abjunctus Huber, holotype female 1 habitus (except most legs not visible) 2 pronotum + head + partly disarticulated antennae." figureDoi="10.3897/jhr.96.107379.figures1-2" httpUri="https://binary.pensoft.net/fig/892762" pageId="0" pageNumber="657">1</figureCitation>
).
<emphasis id="32B1F62DE65A0103F174BCB73668B98C" bold="true" italics="true" pageId="0" pageNumber="657">Total body length</emphasis>
~2850.
<emphasis id="DBB8672E939792CCA2BD91402E1BED6F" bold="true" pageId="0" pageNumber="657">
<emphasis id="2648995A06211406028B1B78045A0E1E" italics="true" pageId="0" pageNumber="657">Head</emphasis>
.
</emphasis>
Head length ~205, head width ~600; mid ocellus diameter ~35.
<emphasis id="53DC4A1CD1F3B4231F7EBBB46761422E" bold="true" italics="true" pageId="0" pageNumber="657">Antenna</emphasis>
(Figs
<figureCitation id="0A9F03A9052EDB00ECBCDE626334D706" captionStart="Figures 1, 2" captionStartId="F1" captionText="Figures 1, 2. Eotriadomeroides abjunctus Huber, holotype female 1 habitus (except most legs not visible) 2 pronotum + head + partly disarticulated antennae." figureDoi="10.3897/jhr.96.107379.figures1-2" httpUri="https://binary.pensoft.net/fig/892762" pageId="0" pageNumber="657">2</figureCitation>
-
<figureCitation id="ADE9D026C3A392C48FC2FA28EBE938C0" captionStart="Figures 3–5" captionStartId="F2" captionText="Figures 3 - 5. Eotriadomeroides abjunctus Huber, holotype female 3 head + part of antennae 4 left antenna (pedicel-fu 5) 5 fu 8 + clava of both antennae." figureDoi="10.3897/jhr.96.107379.figures3-5" httpUri="https://binary.pensoft.net/fig/892763" pageId="0" pageNumber="657">5</figureCitation>
). Three (possibly 4) mps are visible on the right clava and one on fu8 of the left antenna (Fig.
<figureCitation id="8B8AB2C7CC2C536C2C996862C854EFDA" captionStart="Figures 3–5" captionStartId="F2" captionText="Figures 3 - 5. Eotriadomeroides abjunctus Huber, holotype female 3 head + part of antennae 4 left antenna (pedicel-fu 5) 5 fu 8 + clava of both antennae." figureDoi="10.3897/jhr.96.107379.figures3-5" httpUri="https://binary.pensoft.net/fig/892763" pageId="0" pageNumber="657">5</figureCitation>
); the mps that most likely should occur on the remaining funicle segments are not visible. Length/width measurements: range (ratios) of antennal segments: radicle? ~85/~12 (2.08), scape excluding radicle ~230/~90 (2.53), pedicel ~75/~50 (1.47), fu1 ~170/~45 (3.85), fu2 ~160/~40 (3.83), fu3 ~150/~40 (3.67), fu4 ~150/~45 (3.33), fu5 ~140/~40 (3.08), fu6 ~150/~40 (3.60), fu7 ~135/40 (4.00), fu8 ~125/~150 (2.57), clava ~325/~85 (3.76).
<emphasis id="F6F673EE5C1313E8F1CD034FAB68A3B0" bold="true" pageId="0" pageNumber="657">
<emphasis id="746FAB3E11F5446680890C487455ADB2" italics="true" pageId="0" pageNumber="657">Mesosoma</emphasis>
.
</emphasis>
Mesosoma length ~900, metanotum with dorsellum almost certainly triangular (Fig.
<figureCitation id="A0662074650831F6BBB37D4D1B201AC3" captionStart="Figures 6, 7" captionStartId="F3" captionText="Figures 6, 7. Eotriadomeroides abjunctus Huber, holotype female 6 mesosoma 7 wings + metasoma." figureDoi="10.3897/jhr.96.107379.figures6-7" httpUri="https://binary.pensoft.net/fig/892764" pageId="0" pageNumber="657">6</figureCitation>
).
<emphasis id="A386FB2299C014632EC18BFB24FB1AF7" bold="true" pageId="0" pageNumber="657">
<emphasis id="CD5385ED78DFC0961AD38AA6FAF8CF2F" italics="true" pageId="0" pageNumber="657">Wings</emphasis>
.
</emphasis>
Fore wing (Fig.
<figureCitation id="82937C30F3201643BFDC6AB276ED0477" captionStart="Figures 6, 7" captionStartId="F3" captionText="Figures 6, 7. Eotriadomeroides abjunctus Huber, holotype female 6 mesosoma 7 wings + metasoma." figureDoi="10.3897/jhr.96.107379.figures6-7" httpUri="https://binary.pensoft.net/fig/892764" pageId="0" pageNumber="657">7</figureCitation>
) with microtrichia uniformly covering entire surface, apparently to base of parastigma and apparently with one row of a few microtrichia posterior to apex of submarginal vein; fore wing length/width ~1930/~560, length/width 3.50, longest marginal setae ~80; hind wing length ~ 1150, width ~45, longest marginal setae ~115, with wing apex acute.
<emphasis id="67DA132928FAA3D8A6E5C14ADBA6D528" bold="true" pageId="0" pageNumber="657">
<emphasis id="93F3320B033AA7CC89B0561636BD582B" italics="true" pageId="0" pageNumber="657">Legs</emphasis>
.
</emphasis>
Tarsi 5-segmented, the tarsomeres becoming shorter towards apex of tarsus (legs segments mostly unrecognizable except two tibiae in part and two tarsi visible, with the end points of basal tarsomeres unclear).
<emphasis id="A10696A3A6618AD7F34BF1A5DBBA7EEA" bold="true" pageId="0" pageNumber="657">
<emphasis id="A6A5F66190132AB2DC575783414202C1" italics="true" pageId="0" pageNumber="657">Metasoma</emphasis>
.
</emphasis>
Petiole (Fig.
<figureCitation id="823185F81AFBD15C551316580A89CB05" captionStart="Figures 6, 7" captionStartId="F3" captionText="Figures 6, 7. Eotriadomeroides abjunctus Huber, holotype female 6 mesosoma 7 wings + metasoma." figureDoi="10.3897/jhr.96.107379.figures6-7" httpUri="https://binary.pensoft.net/fig/892764" pageId="0" pageNumber="657">6</figureCitation>
) evidently short; gaster with terga apparently about equal in length. Metasoma length ~1875; ovipositor length ~2640, with sheaths extending anteriorly ventral to mesosoma to level of pronotum.
</paragraph>
</subSubSection>
<subSubSection id="563CB3EE7AF38116C66E1E71704884EB" pageId="0" pageNumber="657" type="derivation of species name">
<paragraph id="D4D34CBD0059518272B2DD918DE23EED" pageId="0" pageNumber="657">Derivation of species name.</paragraph>
<paragraph id="BBD6B16D96DAF696A588F4FF508FB972" pageId="0" pageNumber="657">
From the Latin
<emphasis id="E5D143C1011A2E63726F7D0CE79BC6D1" italics="true" pageId="0" pageNumber="657">abjunctus</emphasis>
, meaning disunited or separated, refers both to the strongly disjunct geographic distribution of this 40 my old fossil from extant members of
<taxonomicName id="E92F31A731D8E0CDDC83C1B1F7F473B1" authorityName="Huber" authorityYear="2017" class="Hexapoda" genus="Neotriadomerus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Neotriadomerus" order="Hymenoptera" pageId="0" pageNumber="657" phylum="Arthropoda" rank="genus">
<emphasis id="74F7AD62480BBED3F7D52FA89E27850A" italics="true" pageId="0" pageNumber="657">Neotriadomerus</emphasis>
</taxonomicName>
, the most similar looking genus, and to the fact that some of the
<normalizedToken id="D3C8E1A129AC859AD288CC2273C05852" originalValue="fossil’s">fossil's</normalizedToken>
appendages are broken into parts (the antennae) or are separated from the body (the legs).
</paragraph>
</subSubSection>
</treatment>
</subSection>
</document>
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