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<document id="57B10028641A006848E492C2569E87A6" ID-CLB-Dataset="8032" ID-DOI="10.5852/ejt.2021.733.1229" ID-GBIF-Dataset="383bee79-0964-4aa3-9916-6811814a3895" ID-ISSN="2118-9773" ID-Zenodo-Dep="4562113" ID-ZooBank="043C9407-7E8A-4E8F-9441-6FC43E5A596E" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1612959102964" checkinUser="plazi" docAuthor="Zheng, Yan, Chen, Dong, Chen, Jun, Zhang, Haichun &amp; Rasnitsyn, Alexandr P." docDate="2021" docId="BB29F53B4D5BEC0F6374F57FFAAC79CA" docLanguage="en" docName="ejt-733_146-159.pdf" docOrigin="European Journal of Taxonomy 733" docStyle="DocumentStyle:EF2B578F1D15862ADE45B0C07C620911.14:EJT.2018-.journal_article.type1" docStyleId="EF2B578F1D15862ADE45B0C07C620911" docStyleName="EJT.2018-.journal_article.type1" docStyleVersion="14" docTitle="Xyelidae Newman 1834" docType="key" docVersion="6" lastPageNumber="149" masterDocId="47108D434D59EC0C612DF13AFFDB7A68" masterDocTitle="New fossil records of Xyelidae (Hymenoptera) from the Middle Jurassic of Inner Mongolia, China" masterLastPageNumber="159" masterPageNumber="146" pageNumber="148" updateTime="1698928737337" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="B9F626BC9D8326402EC0FCC69241906B">New fossil records of Xyelidae (Hymenoptera) from the Middle Jurassic of Inner Mongolia, China</mods:title>
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<mods:namePart id="4A66E97EC8EC88D17426A142C3C48C6D">Zheng, Yan</mods:namePart>
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<mods:affiliation id="7845C641FC2CFC3BCCA85CEB8A451B0F">Institute of Geology and Paleontology, Linyi University, Shuangling Rd., Linyi 276000, China. State Key Laboratory of Palaeobiology and Stratigraphy, Nanjing Institute of Geology and Palaeontology, East Beijing Road, Nanjing 210008, China. School of Agronomy and Environment, Weifang University of Science and Techonoly, Jinguang Road, Shouguang, 262700, China. School of Environmental and Municipal Engineering, Qingdao University of Technology, Qingdao 266033, China. Palaeontological Institute, Russian Academy of Sciences, Moscow, 117647, Russia. Natural History Museum, London SW 7 5 BD, UK.</mods:affiliation>
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<mods:namePart id="4FA9E3B531D9A48FC8612AE514752645">Chen, Dong</mods:namePart>
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<mods:affiliation id="147BBF7CA4A1E243B897A648817817E0">School of Agronomy and Environment, Weifang University of Science and Techonoly, Jinguang Road, Shouguang, 262700, China.</mods:affiliation>
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<mods:namePart id="7B9DD043D84BCAD5A96607853BF4B715">Chen, Jun</mods:namePart>
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<mods:affiliation id="B4E96A4CB829A20F5C064DBAC927B724">Institute of Geology and Paleontology, Linyi University, Shuangling Rd., Linyi 276000, China. State Key Laboratory of Palaeobiology and Stratigraphy, Nanjing Institute of Geology and Palaeontology, East Beijing Road, Nanjing 210008, China. School of Agronomy and Environment, Weifang University of Science and Techonoly, Jinguang Road, Shouguang, 262700, China. School of Environmental and Municipal Engineering, Qingdao University of Technology, Qingdao 266033, China. Palaeontological Institute, Russian Academy of Sciences, Moscow, 117647, Russia. Natural History Museum, London SW 7 5 BD, UK.</mods:affiliation>
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<mods:namePart id="5DA9B2FD277AD95769721C1452464C08">Zhang, Haichun</mods:namePart>
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<mods:affiliation id="F4BB00BCFCE2CD73B27C18F9B3A0572C">State Key Laboratory of Palaeobiology and Stratigraphy, Nanjing Institute of Geology and Palaeontology, East Beijing Road, Nanjing 210008, China.</mods:affiliation>
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<mods:namePart id="0C18E452F46674A902B43E383147956C">Rasnitsyn, Alexandr P.</mods:namePart>
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<mods:affiliation id="CDC2EEE8DBBBB6ED10DC5A0E5CDA0FB5">State Key Laboratory of Palaeobiology and Stratigraphy, Nanjing Institute of Geology and Palaeontology, East Beijing Road, Nanjing 210008, China.</mods:affiliation>
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<treatment id="BB29F53B4D5BEC0F6374F57FFAAC79CA" ID-DOI="http://doi.org/10.5281/zenodo.4562194" ID-GBIF-Taxon="179911180" ID-Zenodo-Dep="4562194" LSID="urn:lsid:plazi:treatment:BB29F53B4D5BEC0F6374F57FFAAC79CA" httpUri="http://treatment.plazi.org/id/BB29F53B4D5BEC0F6374F57FFAAC79CA" lastPageId="3" lastPageNumber="149" pageId="2" pageNumber="148">
<subSubSection id="7B9A17A64D5BEC0E6374F57FFC007E37" box="[601,987,1093,1119]" pageId="2" pageNumber="148" type="nomenclature">
<paragraph id="333F442D4D5BEC0E6374F57FFC007E37" blockId="2.[601,987,1093,1119]" box="[601,987,1093,1119]" pageId="2" pageNumber="148">
Family
<taxonomicName id="F4803FAE4D5BEC0E639EF57FFC007E37" ID-CoL="HYJ" ID-ENA="48206" authority="Newman, 1834" authorityName="Newman" authorityYear="1834" box="[691,987,1093,1119]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="2" pageNumber="148" phylum="Arthropoda" rank="family">
<emphasis id="01F4983F4D5BEC0E639EF57FFCFB7E37" bold="true" box="[691,800,1093,1119]" pageId="2" pageNumber="148">Xyelidae</emphasis>
Newman, 1834
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<subSubSection id="7B9A17A64D5BEC0E6190F5B3FD4F7FDE" pageId="2" pageNumber="148" type="discussion">
<paragraph id="333F442D4D5BEC0E6190F5B3FEF47ECB" blockId="2.[189,303,1161,1187]" box="[189,303,1161,1187]" pageId="2" pageNumber="148">
<heading id="6877F3414D5BEC0E6190F5B3FEF47ECB" bold="true" box="[189,303,1161,1187]" fontSize="11" level="3" pageId="2" pageNumber="148" reason="3">
<emphasis id="01F4983F4D5BEC0E6190F5B3FEF47ECB" bold="true" box="[189,303,1161,1187]" pageId="2" pageNumber="148">Remarks</emphasis>
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</paragraph>
<paragraph id="333F442D4D5BEC0E6190F580FD4F7FDE" blockId="2.[189,1400,1210,1463]" pageId="2" pageNumber="148">
The system of
<taxonomicName id="F4803FAE4D5BEC0E6059F580FE057EBC" authorityName="Newman" authorityYear="1834" box="[372,478,1210,1236]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="2" pageNumber="148" phylum="Arthropoda" rank="family">Xyelidae</taxonomicName>
considering its present and past diversity was developed a half century ago (
<bibRefCitation id="571139DC4D5BEC0E61EAF5E5FEA67E91" author="Rasnitsyn A. P." box="[199,381,1247,1273]" pageId="2" pageNumber="148" pagination="723 - 737" refId="ref6206" refString="Rasnitsyn A. P. 1966. New Xyelidae (Hymenoptera) from the Mesozoic of Asia. Paleontologicheskii Zhurnal 1966 (4): 69 - 85. [in Russian, translated into English in International Geology Review 1967 (9): 723 - 737]." type="journal article" year="1966">Rasnitsyn 1966</bibRefCitation>
,
<bibRefCitation id="571139DC4D5BEC0E60A6F5E5FE1D7E91" author="Rasnitsyn A. P." box="[395,454,1247,1273]" pageId="2" pageNumber="148" pagination="1 - 196" refId="ref6256" refString="Rasnitsyn A. P. 1969. Origin and evolution of Lower Hymenoptera. Trudy Paleontologicheskogo Instituta Academii Nauk SSSR 123: 1 - 196. [in Russian]." type="journal article" year="1969">1969</bibRefCitation>
) and badly needs reconsideration now because the description of numerous new genera has made the diagnostic of tribes and subfamilies rather tricky and results in many mistakes. However this is a subject of a special work which is hardly possible to perform in the near future. In the meantime, to help current researches in the field of past diversity of the family, we have constructed an updated, although preliminary, key to the identification of the subfamilies and tribes of
<taxonomicName id="F4803FAE4D5BEC0E6420F44CFAAC7FF8" authorityName="Newman" authorityYear="1834" box="[1293,1399,1398,1424]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="2" pageNumber="148" phylum="Arthropoda" rank="family">Xyelidae</taxonomicName>
particularly addressed to fossil material.
</paragraph>
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<heading id="6877F3414D5BEC0E6190F4DAFD657F92" bold="true" box="[189,702,1504,1530]" fontSize="11" level="3" pageId="2" pageNumber="148" reason="3">
<emphasis id="01F4983F4D5BEC0E6190F4DAFD657F92" bold="true" box="[189,702,1504,1530]" pageId="2" pageNumber="148">
Key to subfamilies and tribes of
<taxonomicName id="F4803FAE4D5BEC0E637CF4DAFD657F92" authorityName="Newman" authorityYear="1834" box="[593,702,1504,1530]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="2" pageNumber="148" phylum="Arthropoda" rank="family">Xyelidae</taxonomicName>
</emphasis>
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<paragraph id="333F442D4D5BEC0E6190F72BFAAC7C43" blockId="2.[189,1399,1553,2025]" box="[189,1399,1553,1580]" pageId="2" pageNumber="148">
<keyLead id="8871E7184D5BEC0E6190F72BFAAC7C43" box="[189,1399,1553,1580]" pageId="2" pageNumber="148">1. Along R, cell 2r longer than, or as long as, or very rarely slightly shorter than, 1r. Triassic ............ 2</keyLead>
</paragraph>
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<keyLead id="8871E7184D5BEC0E61ECF70DFAAC7C39" box="[193,1399,1591,1617]" pageId="2" pageNumber="148"> Along R, cell 2r shorter than or, very rarely, as long as 1r. J-R (Jurassic through Recent)............... 3</keyLead>
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<keyLead id="8871E7184D5BEC0E6190F741FAAC7CFD" box="[189,1399,1659,1685]" pageId="2" pageNumber="148">
2. Rs two-branched (cell 4r present)......................................................
<taxonomicName id="F4803FAE4D5BEC0E652AF741FAAC7CFD" authority="Rasnitsyn, 1964" authorityName="Rasnitsyn" authorityYear="1964" box="[1031,1399,1659,1685]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="2" pageNumber="148" phylum="Arthropoda" rank="subFamily" subFamily="Archexyelinae">
Archexyelinae
<bibRefCitation id="571139DC4D5BEC0E6594F741FAAC7CFD" author="Rasnitsyn A. P." box="[1209,1399,1659,1685]" pageId="2" pageNumber="148" pagination="88 - 96" refId="ref6176" refString="Rasnitsyn A. P. 1964. New Triassic Hymenoptera from Central Asia. Paleontologicheskii Zhurnal 1964 (1): 88 - 96. [in Russian]." type="journal article" year="1964">Rasnitsyn, 1964</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
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<keyLead id="8871E7184D5BEC0E6190F79BFAAC7CD2" box="[189,1399,1696,1723]" pageId="2" pageNumber="148">
Rs simple (no 4r cell)...........................................................................
<taxonomicName id="F4803FAE4D5BEC0E653CF79AFAAC7CD2" authority="Rasnitsyn, 1969" authorityName="Rasnitsyn" authorityYear="1969" box="[1041,1399,1696,1722]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="2" pageNumber="148" phylum="Arthropoda" rank="subFamily" subFamily="Madygellinae">
Madygellinae
<bibRefCitation id="571139DC4D5BEC0E6594F79AFAAC7CD2" author="Rasnitsyn A. P." box="[1209,1399,1696,1722]" pageId="2" pageNumber="148" pagination="1 - 196" refId="ref6256" refString="Rasnitsyn A. P. 1969. Origin and evolution of Lower Hymenoptera. Trudy Paleontologicheskogo Instituta Academii Nauk SSSR 123: 1 - 196. [in Russian]." type="journal article" year="1969">Rasnitsyn, 1969</bibRefCitation>
</taxonomicName>
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<paragraph id="333F442D4D5BEC0E6190F7FCFAAC7D44" blockId="2.[189,1399,1553,2025]" pageId="2" pageNumber="148">
<keyLead id="8871E7184D5BEC0E6190F7FCFAAC7D44" pageId="2" pageNumber="148">
3. Costal space apical with no sclerotisation connecting C with R. Pterostigma not sclerotised (dark) except sometimes basally. Ovipositor long, extending behind abdomen, never very wide.
<taxonomicName id="F4803FAE4D5BEC0E6429F7D6FAB57D6E" authorityName="Newman" authorityYear="1834" box="[1284,1390,1772,1798]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="2" pageNumber="148" phylum="Arthropoda" rank="subFamily" subFamily="Xyelinae">Xyelinae</taxonomicName>
........................................................................................................................................................... 4
</keyLead>
</paragraph>
<paragraph id="333F442D4D5BEC0E61ECF602FAAC7D81" blockId="2.[189,1399,1553,2025]" pageId="2" pageNumber="148">
<keyLead id="8871E7184D5BEC0E61ECF602FAAC7D81" pageId="2" pageNumber="148">
Costal space apical with vertical sclerotisation between C with R delimited from pterostigma with costal break (membranose slit permitting pterostigma with distal wing to turn up and down at flight), or that area widely desclerotised, expanding to both end of costal space and base of pterostigma (as in
<taxonomicName id="F4803FAE4D5BEC0E6026F693FE407DAC" authorityName="Rasnitsyn" authorityYear="1969" box="[267,411,1961,1988]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="2" pageNumber="148" phylum="Arthropoda" rank="tribe" tribe="Ceroxyelini">Ceroxyelini</taxonomicName>
). Pterostigma sclerotised (dark) basally or throughout, sometimes except centrally. Ovipositor not narrow, extending far behind abdomen only when very wide.
<taxonomicName id="F4803FAE4D5BEC0E655DF6F4FAC47D80" authorityName="Ashmead" authorityYear="1898" box="[1136,1311,1998,2024]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="2" pageNumber="148" phylum="Arthropoda" rank="subFamily" subFamily="Macroxyelinae">Macroxyelinae</taxonomicName>
......... 5
</keyLead>
</paragraph>
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<keyStep id="88745C884D5AEC0F6190F033FAAC7B18" pageId="3" pageNumber="149">
<paragraph id="333F442D4D5AEC0F6190F033FAAC7B4B" blockId="3.[189,1399,265,931]" box="[189,1399,265,291]" pageId="3" pageNumber="149">
<keyLead id="8871E7184D5AEC0F6190F033FAAC7B4B" box="[189,1399,265,291]" pageId="3" pageNumber="149">
4. 1-Rs longer than 1-M, 1m-cu longer than 0.6× 3-Cu. J-R..............................
<taxonomicName id="F4803FAE4D5AEC0F6549F033FAAC7B4B" authority="Newman, 1834" authorityName="Newman" authorityYear="1834" box="[1124,1399,265,291]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="149" phylum="Arthropoda" rank="tribe" tribe="Xyelini">Xyelini Newman, 1834</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="333F442D4D5AEC0F61ECF00AFAAC7B18" blockId="3.[189,1399,265,931]" pageId="3" pageNumber="149">
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1-Rs shorter than 1-M, 1m-cu at most 0.6× as long as 3-Cu. Jurassic and Early Cretaceous ............. ..............................................................................................................
<taxonomicName id="F4803FAE4D5AEC0F6531F06CFAAC7B18" authority="Rasnitsyn, 1966" authorityName="Rasnitsyn" authorityYear="1966" box="[1052,1399,342,368]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="149" phylum="Arthropoda" rank="tribe" tribe="Liadoxyelini">
Liadoxyelini
<bibRefCitation id="571139DC4D5AEC0F6594F06CFAAC7B18" author="Rasnitsyn A. P." box="[1209,1399,342,368]" pageId="3" pageNumber="149" pagination="723 - 737" refId="ref6206" refString="Rasnitsyn A. P. 1966. New Xyelidae (Hymenoptera) from the Mesozoic of Asia. Paleontologicheskii Zhurnal 1966 (4): 69 - 85. [in Russian, translated into English in International Geology Review 1967 (9): 723 - 737]." type="journal article" year="1966">Rasnitsyn, 1966</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="88745C884D5AEC0F6190F0A1FAAC7BB4" pageId="3" pageNumber="149">
<paragraph id="333F442D4D5AEC0F6190F0A1FAAC7BDD" blockId="3.[189,1399,265,931]" box="[189,1399,411,438]" pageId="3" pageNumber="149">
<keyLead id="8871E7184D5AEC0F6190F0A1FAAC7BDD" box="[189,1399,411,438]" pageId="3" pageNumber="149">5. Sc hind branch entering R distal of Rs base ...................................................................................... 6</keyLead>
</paragraph>
<paragraph id="333F442D4D5AEC0F61ECF0F8FAAC7BB4" blockId="3.[189,1399,265,931]" box="[193,1399,450,476]" pageId="3" pageNumber="149">
<keyLead id="8871E7184D5AEC0F61ECF0F8FAAC7BB4" box="[193,1399,450,476]" pageId="3" pageNumber="149"> Sc hind branch entering R basal or at Rs base................................................................................... 7</keyLead>
</paragraph>
</keyStep>
<keyStep id="88745C884D5AEC0F6190F33CFAAC78D3" pageId="3" pageNumber="149">
<paragraph id="333F442D4D5AEC0F6190F33CFAAC782F" blockId="3.[189,1399,265,931]" pageId="3" pageNumber="149">
<keyLead id="8871E7184D5AEC0F6190F33CFAAC782F" pageId="3" pageNumber="149">
6. 1-Rs shorter than 1-M. Area around costal break widely desclerotised. 1
<superScript id="C4F5E9654D5AEC0F651CF33CFBE7787C" attach="left" box="[1073,1084,518,532]" fontSize="6" pageId="3" pageNumber="149">st</superScript>
flagellomere much shorter than posterior flagellomeres together. Early Cretaceous ........................
<taxonomicName id="F4803FAE4D5AEC0F6505F317FAAC782F" authority="Rasnitsyn, 1969" authorityName="Rasnitsyn" authorityYear="1969" box="[1064,1399,557,583]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="149" phylum="Arthropoda" rank="tribe" tribe="Ceroxyelini">
Ceroxyelini
<bibRefCitation id="571139DC4D5AEC0F6594F317FAAC782F" author="Rasnitsyn A. P." box="[1209,1399,557,583]" pageId="3" pageNumber="149" pagination="1 - 196" refId="ref6256" refString="Rasnitsyn A. P. 1969. Origin and evolution of Lower Hymenoptera. Trudy Paleontologicheskogo Instituta Academii Nauk SSSR 123: 1 - 196. [in Russian]." type="journal article" year="1969">Rasnitsyn, 1969</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="333F442D4D5AEC0F6190F36EFAAC78D3" blockId="3.[189,1399,265,931]" pageId="3" pageNumber="149">
<keyLead id="8871E7184D5AEC0F6190F36EFAAC78D3" pageId="3" pageNumber="149">
1-Rs not distinctly shorter than 1-M. Area around costal break narrowly or not at all desclerotised. 1
<superScript id="C4F5E9654D5AEC0F61D4F340FEDF78E0" attach="left" box="[249,260,634,648]" fontSize="6" pageId="3" pageNumber="149">st</superScript>
flagellomere not shorter than posterior flagellomeres together. J-R ............................................... ..............................................................................................................
<taxonomicName id="F4803FAE4D5AEC0F6536F39BFAAC78D3" authority="Ashmead, 1898" authorityName="Ashmead" authorityYear="1898" box="[1051,1399,673,699]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="149" phylum="Arthropoda" rank="tribe" tribe="Macroxyelini">Macroxyelini Ashmead, 1898</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="88745C884D5AEC0F6190F3F2FAAC793D" pageId="3" pageNumber="149">
<paragraph id="333F442D4D5AEC0F6190F3F2FAAC7961" blockId="3.[189,1399,265,931]" pageId="3" pageNumber="149">
<keyLead id="8871E7184D5AEC0F6190F3F2FAAC7961" pageId="3" pageNumber="149">
7. 1-Rs half as long as 1-M or shorter. Pterostigma sclerotised throughout or except centrally, usually with distinct desclerotisation around costal break. J-R ................................
<taxonomicName id="F4803FAE4D5AEC0F6579F3D4FAAC7961" authority="Benson, 1945" authorityName="Benson" authorityYear="1945" box="[1108,1399,750,777]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="149" phylum="Arthropoda" rank="tribe" tribe="Xyeleciini">Xyeleciini Benson, 1945</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="333F442D4D5AEC0F6190F22FFAAC793D" blockId="3.[189,1399,265,931]" pageId="3" pageNumber="149">
<keyLead id="8871E7184D5AEC0F6190F22FFAAC793D" pageId="3" pageNumber="149"> 1-Rs distinctly longer than half 1-M. Pterostigma rarely with distinct desclerotisation around costal break. Jurassic and Early Cretaceous................................................................................................. 8</keyLead>
</paragraph>
</keyStep>
<keyStep id="88745C884D5AEC0F6190F258FAAC79CA" pageId="3" pageNumber="149">
<paragraph id="333F442D4D5AEC0F6190F258FAAC7914" blockId="3.[189,1399,265,931]" box="[189,1399,866,892]" pageId="3" pageNumber="149">
<keyLead id="8871E7184D5AEC0F6190F258FAAC7914" box="[189,1399,866,892]" pageId="3" pageNumber="149">
8. Pterostigma sclerotised basally...........................................................
<taxonomicName id="F4803FAE4D5AEC0F6522F258FAAC7914" authority="Rasnitsyn, 1966" authorityName="Rasnitsyn" authorityYear="1966" box="[1039,1399,866,892]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="149" phylum="Arthropoda" rank="tribe" tribe="Angaridyelini">
Angaridyelini
<bibRefCitation id="571139DC4D5AEC0F6594F258FAAC7914" author="Rasnitsyn A. P." box="[1209,1399,866,892]" pageId="3" pageNumber="149" pagination="723 - 737" refId="ref6206" refString="Rasnitsyn A. P. 1966. New Xyelidae (Hymenoptera) from the Mesozoic of Asia. Paleontologicheskii Zhurnal 1966 (4): 69 - 85. [in Russian, translated into English in International Geology Review 1967 (9): 723 - 737]." type="journal article" year="1966">Rasnitsyn, 1966</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="333F442D4D5AEC0F61ECF2B3FAAC79CA" blockId="3.[189,1399,265,931]" box="[193,1399,904,931]" pageId="3" pageNumber="149">
<keyLead id="8871E7184D5AEC0F61ECF2B3FAAC79CA" box="[193,1399,904,931]" pageId="3" pageNumber="149">
Pterostigma sclerotised throughout (sometimes except centrally) ....
<taxonomicName id="F4803FAE4D5AEC0F652FF2B2FAAC79CA" authority="Rasnitsyn, 1969" authorityName="Rasnitsyn" authorityYear="1969" box="[1026,1399,904,930]" class="Insecta" family="Xyelidae" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="149" phylum="Arthropoda" rank="tribe" tribe="Gigantoxyelini">
Gigantoxyelini
<bibRefCitation id="571139DC4D5AEC0F6594F2B2FAAC79CA" author="Rasnitsyn A. P." box="[1209,1399,904,930]" pageId="3" pageNumber="149" pagination="1 - 196" refId="ref6256" refString="Rasnitsyn A. P. 1969. Origin and evolution of Lower Hymenoptera. Trudy Paleontologicheskogo Instituta Academii Nauk SSSR 123: 1 - 196. [in Russian]." type="journal article" year="1969">Rasnitsyn, 1969</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
</key>
</subSubSection>
</treatment>
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