282 lines
45 KiB
XML
282 lines
45 KiB
XML
<document id="B6EE2240564E40DC1665270F46F8323F" ID-DOI="10.15298/rusentj.31.2.18" ID-ISSN="0132-8069" ID-Zenodo-Dep="13179246" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1722595677701" checkinUser="felipe" docAuthor="Grichanov, I. Ya." docDate="2022" docId="03822449620FFFDCA5B0C0A5C57AFAAF" docLanguage="en" docName="RussEntomolJ.31.2.191-193.pdf" docOrigin="Russian Entomological Journal 31 (2)" docSource="http://dx.doi.org/10.15298/rusentj.31.2.18" docStyle="DocumentStyle:0D5BAC5AA0C130B3809AF578A601D837.3:RussEntomolJ.2019-.journal_article" docStyleId="0D5BAC5AA0C130B3809AF578A601D837" docStyleName="RussEntomolJ.2019-.journal_article" docStyleVersion="3" docTitle="Hercostomus nikitai Grichanov 2022, sp.n." docType="treatment" docVersion="2" lastPageNumber="193" masterDocId="FFBB5C31620FFFDEA637C548C12FFFCE" masterDocTitle="A new species of Hercostomus Loew, 1857 (Diptera: Dolichopodidae) from Tanzania" masterLastPageNumber="193" masterPageNumber="191" pageNumber="191" updateTime="1722636606067" updateUser="ExternalLinkService">
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<mods:titleInfo id="FD7AD1A1CC0D1C2D8BC7B7B479704503">
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<mods:title id="BE49FF83264189C341E63AAA9400E406">A new species of Hercostomus Loew, 1857 (Diptera: Dolichopodidae) from Tanzania</mods:title>
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<mods:name id="41D6600D01E6C89F412B40E6A2C7FF43" type="personal">
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<mods:namePart id="C675B06331A8E4DC769EFB9C6C60CDB7">Grichanov, I. Ya.</mods:namePart>
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<mods:title id="A7EF8463E278AE39D82A20F3B7E8C7A1">Russian Entomological Journal</mods:title>
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<mods:part id="B249FA4EA3848F7FF19DA7899838851E">
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<mods:date id="3F1870E270B9A260E2468D4B8D44B38E">2022</mods:date>
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<mods:number id="17183061C6763B387ACBDD98CD452F9B">2022-06-30</mods:number>
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<mods:number id="D738D33BB7CB64E05DEDF77FF9D94456">31</mods:number>
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<mods:start id="E302968F53872CE0D80B16B63750B0B0">191</mods:start>
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<mods:identifier id="972772BBE2731BB398DF689E43A9F11E" type="DOI">10.15298/rusentj.31.2.18</mods:identifier>
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<treatment id="03822449620FFFDCA5B0C0A5C57AFAAF" LSID="urn:lsid:plazi:treatment:03822449620FFFDCA5B0C0A5C57AFAAF" httpUri="http://treatment.plazi.org/id/03822449620FFFDCA5B0C0A5C57AFAAF" lastPageId="2" lastPageNumber="193" pageId="0" pageNumber="191">
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<subSubSection id="C331C6D4620FFFDEA5B0C0A5C433F9CA" box="[903,1308,1516,1540]" pageId="0" pageNumber="191" type="nomenclature">
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<paragraph id="8B94955F620FFFDEA5B0C0A5C433F9CA" blockId="0.[812,1398,1516,1940]" box="[903,1308,1516,1540]" pageId="0" pageNumber="191">
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<heading id="D0DC2233620FFFDEA5B0C0A5C433F9CA" box="[903,1308,1516,1540]" centered="true" fontSize="10" level="2" pageId="0" pageNumber="191" reason="8">
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<taxonomicName id="4C2BEEDC620FFFDEA5B0C0A5C5F4F9CA" ID-CoL="9J767" authority="Grichanov" authorityName="Grichanov" authorityYear="2022" box="[903,1243,1516,1540]" class="Insecta" family="Dolichopodidae" genus="Hercostomus" kingdom="Animalia" order="Diptera" pageId="0" pageNumber="191" phylum="Arthropoda" rank="species" species="nikitai" status="sp. nov.">
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<emphasis id="B95F494D620FFFDEA5B0C0A5C570F9CA" box="[903,1119,1516,1540]" italics="true" pageId="0" pageNumber="191">Hercostomus nikitai</emphasis>
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Grichanov
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||
</taxonomicName>
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,
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||
<emphasis id="B95F494D620FFFDEA2D1C0A4C433F9CA" bold="true" box="[1254,1308,1516,1540]" pageId="0" pageNumber="191">
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<taxonomicNameLabel id="A26CF436620FFFDEA2D1C0A4C433F9CA" box="[1254,1308,1516,1540]" pageId="0" pageNumber="191" rank="species">sp.n.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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||
</subSubSection>
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<subSubSection id="C331C6D4620FFFDEA22FC341C5A5F9EF" box="[1048,1162,1545,1569]" pageId="0" pageNumber="191" type="description">
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<paragraph id="8B94955F620FFFDEA22FC341C5A5F9EF" blockId="0.[812,1398,1516,1940]" box="[1048,1162,1545,1569]" pageId="0" pageNumber="191">
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<figureCitation id="131089DA620FFFDEA22FC341C5A8F9EF" box="[1048,1159,1545,1569]" captionStart="Figs 1–10" captionStartId="1.[226,262,1945,1964]" captionTargetBox="[189,1399,314,1895]" captionTargetId="figure-119@1.[189,1399,314,1895]" captionTargetPageId="1" captionText="Figs 1–10. Hercostomus nikitai, sp.n., male holotype: 1 — habitus; 2 — fore tarsus; 3 — antenna; 4 — mid femur; 5 —mid tarsus; 6 — hind femur; 7 — wing; 8 — hypopygium, lateral view; 9 — hypopygium, ventral view; 10 — distal appendages of hypopygium, lateral view. Рис. 1–10. Hercostomus nikitai, sp.n., голотип, самец: 1 — внеШний вид; 2 — переднЯЯ лапка; 3 — усик; 4 — среднее бедро; 5 — среднЯЯ лапка; 6 — Заднее бедро; 7 — крыло; 8 — гипопигий, сбоку; 9 — гипопигий, сниЗу; 10 — дистальные придатки гипопигиЯ, сбоку." figureDoi="http://doi.org/10.5281/zenodo.13179248" httpUri="https://zenodo.org/record/13179248/files/figure.png" pageId="0" pageNumber="191">Figs 1–10</figureCitation>
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.
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</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C331C6D4620FFFDEA565C366C5DAF947" pageId="0" pageNumber="191" type="materials_examined">
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<paragraph id="8B94955F620FFFDEA565C366C5DAF947" blockId="0.[812,1398,1516,1940]" pageId="0" pageNumber="191">
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<materialsCitation id="3B439F02620FFFDEA565C366C5DAF947" collectingDate="2021-12-14" collectingDateMax="2021-12-18" collectingDateMin="2021-12-14" collectionCode="ZMUM" collectorName="N. Vikhrev" country="Tanzania" elevation="560" latitude="-9.496" location="Nyasa Lake" longLatPrecision="55" longitude="34.0449" municipality="Matema" pageId="0" pageNumber="191" specimenCount="1" specimenCount-male="1" stateProvince="Mbeya" typeStatus="holotype">
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MATERIAL.
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<typeStatus id="54902BFD620FFFDEA5F9C366C531F98F" box="[974,1054,1582,1601]" pageId="0" pageNumber="191" type="holotype">Holotype</typeStatus>
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<specimenCount id="9D2D5ED6620FFFDEA211C379C515F98F" box="[1062,1082,1585,1601]" count="1" pageId="0" pageNumber="191" type="male">♂</specimenCount>
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,
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<collectingCountry id="F33CD5CF620FFFDEA27FC366C5B5F98F" box="[1096,1178,1582,1601]" name="Tanzania" pageId="0" pageNumber="191">Tanzania</collectingCountry>
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: [
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<collectingRegion id="49EF5BBD620FFFDEA29DC366C41CF98F" box="[1194,1331,1582,1601]" country="Tanzania" name="Mbeya" pageId="0" pageNumber="191">Mbeya Region</collectingRegion>
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],
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<collectingMunicipality id="6BF00F25620FFFDEA374C367C266F994" pageId="0" pageNumber="191">Matema</collectingMunicipality>
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,
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<location id="8EF4C384620FFFDEA56FC30FC2E6F997" LSID="urn:lsid:plazi:treatment:03822449620FFFDCA5B0C0A5C57AFAAF:8EF4C384620FFFDEA56FC30FC2E6F997" box="[856,969,1606,1626]" country="Tanzania" latitude="-9.496" longLatPrecision="55" longitude="34.0449" municipality="Matema" name="Nyasa Lake" pageId="0" pageNumber="191" stateProvince="Mbeya">Nyasa Lake</location>
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, at rivulet,
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<geoCoordinate id="EE1FF398620FFFDEA208C30EC5A7F997" box="[1087,1160,1606,1625]" degrees="9.496" direction="south" orientation="latitude" pageId="0" pageNumber="191" precision="55" value="-9.496">9.496°S</geoCoordinate>
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,
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<geoCoordinate id="EE1FF398620FFFDEA2A0C30EC5D7F997" box="[1175,1272,1606,1625]" degrees="34.0449" direction="east" orientation="longitude" pageId="0" pageNumber="191" precision="5" value="34.0449">34.0449°E</geoCoordinate>
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,
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<quantity id="4CD338BA620FFFDEA330C30EC469F994" box="[1287,1350,1606,1626]" metricMagnitude="2" metricUnit="m" metricValue="5.6" pageId="0" pageNumber="191" unit="m" value="560.0">
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<elevation id="0006726C620FFFDEA330C30EC469F994" box="[1287,1350,1606,1626]" metricMagnitude="2" metricUnit="m" metricValue="5.6" pageId="0" pageNumber="191" unit="m" value="560.0">560 m</elevation>
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</quantity>
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,
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<date id="FF95B39F620FFFDEA362C30EC2B7F9BF" pageId="0" pageNumber="191" value="2021-12-14" valueMax="2021-12-18" valueMin="2021-12-14">
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<collectingDate id="EFD14A77620FFFDEA362C30EC2B7F9BF" pageId="0" pageNumber="191" value="2021-12-14" valueMax="2021-12-18" valueMin="2021-12-14">14– 18.XII.2021</collectingDate>
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</date>
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,
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<collectorName id="26DEF089620FFFDEA596C317C52DF9BF" box="[929,1026,1630,1650]" pageId="0" pageNumber="191">N. Vikhrev</collectorName>
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leg.; terminalia dissected, stored in glycerin in microvial pinned with the specimen (
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<collectionCode id="ED3A0D9A620FFFDEA294C33EC5C4F947" box="[1187,1259,1654,1673]" country="China" httpUri="http://grbio.org/cool/49rk-3jpq" name="Zoological Museum, University of Amoy" pageId="0" pageNumber="191">ZMUM</collectionCode>
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).
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||
</materialsCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="C331C6D4620FFFDCA565C3C6C53EFD5F" lastPageId="2" lastPageNumber="193" pageId="0" pageNumber="191" type="description">
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<paragraph id="8B94955F620FFFDCA565C3C6C02EFE3F" blockId="0.[812,1398,1516,1940]" lastBlockId="2.[189,776,315,1911]" lastPageId="2" lastPageNumber="193" pageId="0" pageNumber="191">
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||
DESCRIPTION.
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||
<emphasis id="B95F494D620FFFDEA5C9C3C6C51DF96D" bold="true" box="[1022,1074,1678,1699]" pageId="0" pageNumber="191">Male</emphasis>
|
||
(
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<figureCitation id="131089DA620FFFDEA274C3C6C550F96D" box="[1091,1151,1678,1700]" captionStart="Figs 1–10" captionStartId="1.[226,262,1945,1964]" captionTargetBox="[189,1399,314,1895]" captionTargetId="figure-119@1.[189,1399,314,1895]" captionTargetPageId="1" captionText="Figs 1–10. Hercostomus nikitai, sp.n., male holotype: 1 — habitus; 2 — fore tarsus; 3 — antenna; 4 — mid femur; 5 —mid tarsus; 6 — hind femur; 7 — wing; 8 — hypopygium, lateral view; 9 — hypopygium, ventral view; 10 — distal appendages of hypopygium, lateral view. Рис. 1–10. Hercostomus nikitai, sp.n., голотип, самец: 1 — внеШний вид; 2 — переднЯЯ лапка; 3 — усик; 4 — среднее бедро; 5 — среднЯЯ лапка; 6 — Заднее бедро; 7 — крыло; 8 — гипопигий, сбоку; 9 — гипопигий, сниЗу; 10 — дистальные придатки гипопигиЯ, сбоку." figureDoi="http://doi.org/10.5281/zenodo.13179248" httpUri="https://zenodo.org/record/13179248/files/figure.png" pageId="0" pageNumber="191">Fig. 1</figureCitation>
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).
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<emphasis id="B95F494D620FFFDEA2AFC3C6C5E3F96D" box="[1176,1228,1678,1699]" italics="true" pageId="0" pageNumber="191">Head</emphasis>
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. Frons greenishblack, white pollinose; face densely white pollinose; one long, strong, vertical pair of setae; 1 short postvertical, pair of long ocellar setae; upper postocular setae black; lower ones white; eye with short hairs; face glabrous; face gradually narrowed towards palpi, 8 × as high as wide in middle, under antennae 4/5 as wide as width of postpedicel, at clypeus 1/3 as wide as width of postpedicel; clypeus not reaching lower margin of eyes; antenna (
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<figureCitation id="131089DA620FFFDEA21EC22BC54BF8B7" box="[1065,1124,1891,1913]" captionStart="Figs 1–10" captionStartId="1.[226,262,1945,1964]" captionTargetBox="[189,1399,314,1895]" captionTargetId="figure-119@1.[189,1399,314,1895]" captionTargetPageId="1" captionText="Figs 1–10. Hercostomus nikitai, sp.n., male holotype: 1 — habitus; 2 — fore tarsus; 3 — antenna; 4 — mid femur; 5 —mid tarsus; 6 — hind femur; 7 — wing; 8 — hypopygium, lateral view; 9 — hypopygium, ventral view; 10 — distal appendages of hypopygium, lateral view. Рис. 1–10. Hercostomus nikitai, sp.n., голотип, самец: 1 — внеШний вид; 2 — переднЯЯ лапка; 3 — усик; 4 — среднее бедро; 5 — среднЯЯ лапка; 6 — Заднее бедро; 7 — крыло; 8 — гипопигий, сбоку; 9 — гипопигий, сниЗу; 10 — дистальные придатки гипопигиЯ, сбоку." figureDoi="http://doi.org/10.5281/zenodo.13179248" httpUri="https://zenodo.org/record/13179248/files/figure.png" pageId="0" pageNumber="191">Fig. 3</figureCitation>
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) about as long as height of head, entirely black; pedicel short and wide, convex anteriorly on inner side, with short distal setulae; postpedicel rounded-triangular, angular distally, as long as high, covered with short pubescence; arista mid-dorsal, black, with short hairs. Length ratio of scape to pedicel to postpedicel to stylus (1
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<superScript id="7C5E3817620DFFDCA4C6C4C3C3D5FE59" attach="none" box="[753,762,395,407]" fontSize="5" pageId="2" pageNumber="193">st</superScript>
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– 2
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<superScript id="7C5E3817620DFFDCA6FEC4EDC1F8FE7F" attach="left" box="[201,215,421,433]" fontSize="5" pageId="2" pageNumber="193">nd</superScript>
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segments), 14/9/15/8/65. Palpus and proboscis moderately small, black, with short black setae; palpus with 1 black bristle.
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</paragraph>
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<caption id="DF54C5D7620EFFDFA6D5C2D1C1DAF7DF" ID-DOI="http://doi.org/10.5281/zenodo.13179248" ID-Zenodo-Dep="13179248" httpUri="https://zenodo.org/record/13179248/files/figure.png" pageId="1" pageNumber="192" startId="1.[226,262,1945,1964]" targetBox="[189,1399,314,1895]" targetPageId="1" targetType="figure">
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||
<paragraph id="8B94955F620EFFDFA6D5C2D1C458F80A" blockId="1.[188,1399,1945,2065]" pageId="1" pageNumber="192">
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||
Figs 1–10.
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||
<taxonomicName id="4C2BEEDC620EFFDFA775C2D2C0C1F862" authorityName="Grichanov" authorityYear="2022" box="[322,494,1945,1964]" class="Insecta" family="Dolichopodidae" genus="Hercostomus" kingdom="Animalia" order="Diptera" pageId="1" pageNumber="192" phylum="Arthropoda" rank="species" species="nikitai" status="sp. nov.">
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||
<emphasis id="B95F494D620EFFDFA775C2D2C0C1F862" box="[322,494,1945,1964]" italics="true" pageId="1" pageNumber="192">Hercostomus nikitai</emphasis>
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</taxonomicName>
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||
,
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<emphasis id="B95F494D620EFFDFA7CEC2D1C30CF862" bold="true" box="[505,547,1945,1964]" pageId="1" pageNumber="192">
|
||
<taxonomicNameLabel id="A26CF436620EFFDFA7CEC2D1C30CF862" box="[505,547,1945,1964]" pageId="1" pageNumber="192" rank="species">sp.n.</taxonomicNameLabel>
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||
</emphasis>
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||
, male holotype: 1 — habitus; 2 — fore tarsus; 3 — antenna; 4 — mid femur; 5 —mid tarsus; 6 — hind femur; 7 — wing; 8 — hypopygium, lateral view; 9 — hypopygium, ventral view; 10 — distal appendages of hypopygium, lateral view.
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||
</paragraph>
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<paragraph id="8B94955F620EFFDFA6D5C286C1DAF7DF" blockId="1.[188,1399,1945,2065]" pageId="1" pageNumber="192">
|
||
Рис. 1–10.
|
||
<taxonomicName id="4C2BEEDC620EFFDFA773C286C0C0F82E" authorityName="Grichanov" authorityYear="2022" box="[324,495,1997,2016]" class="Insecta" family="Dolichopodidae" genus="Hercostomus" kingdom="Animalia" order="Diptera" pageId="1" pageNumber="192" phylum="Arthropoda" rank="species" species="nikitai" status="sp. nov.">
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||
<emphasis id="B95F494D620EFFDFA773C286C0C0F82E" box="[324,495,1997,2016]" italics="true" pageId="1" pageNumber="192">Hercostomus nikitai</emphasis>
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</taxonomicName>
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||
,
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<emphasis id="B95F494D620EFFDFA7CDC285C30BF82E" bold="true" box="[506,548,1997,2016]" pageId="1" pageNumber="192">
|
||
<taxonomicNameLabel id="A26CF436620EFFDFA7CDC285C30BF82E" box="[506,548,1997,2016]" pageId="1" pageNumber="192" rank="species">sp.n.</taxonomicNameLabel>
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||
</emphasis>
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||
, голотип, самец: 1 — внеШний вид; 2 — переднЯЯ лапка; 3 — усик; 4 — среднее бедро; 5 — среднЯЯ лапка; 6 — Заднее бедро; 7 — крыло; 8 — гипопигий, сбоку; 9 — гипопигий, сниЗу; 10 — дистальные придатки гипопигиЯ, сбоку.
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||
</paragraph>
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||
</caption>
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||
<paragraph id="8B94955F620DFFDCA6D5C4BEC085FD5F" blockId="2.[189,776,315,1911]" pageId="2" pageNumber="193">
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||
<emphasis id="B95F494D620DFFDCA6D5C4BEC008FDC5" box="[226,295,502,523]" italics="true" pageId="2" pageNumber="193">Thorax</emphasis>
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. Bluish-black, greyish pollinose. Six strong dorsocentral setae; 2 rows of acrostichals, nearly half as long as dorsocentrals; 2 strong notopleural, 1 strong humeral, 1 posthumeral setae present. Propleura with 1 strong black seta above fore coxa and few short hairs. Scutellum with 2 strong setae and 2 lateral hairs.
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</paragraph>
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<paragraph id="8B94955F620DFFDCA6D5C7DFC0AAFA88" blockId="2.[189,776,315,1911]" pageId="2" pageNumber="193">
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||
<emphasis id="B95F494D620DFFDCA6D5C7DFC020FD62" box="[226,271,663,684]" italics="true" pageId="2" pageNumber="193">Legs</emphasis>
|
||
. Mostly yellow, with black setae; mid and hind coxae black; segment 2 of fore tarsus black; fore tarsomeres 3–5 whitish yellow; mid femur blackish ventrally in middle third; mid tarsus black from middle of basitarsus; hind femur black on distal half; hind tibia black except basal third; hind tarsus black; fore coxa with black hairs anteriorly and several setae in apical half; mid coxa with 1 strong lateral seta in addition to anterior hairs; hind coxa with 1 strong lateral seta; fore femur and tibia without distinct setae; segment 2 of fore tarsus flattened laterally, strongly widened, triangular, as long as wide, with dorsal row of dense setae (
|
||
<figureCitation id="131089DA620DFFDCA4BAC6E9C3E4FC78" box="[653,715,929,951]" captionStart="Figs 1–10" captionStartId="1.[226,262,1945,1964]" captionTargetBox="[189,1399,314,1895]" captionTargetId="figure-119@1.[189,1399,314,1895]" captionTargetPageId="1" captionText="Figs 1–10. Hercostomus nikitai, sp.n., male holotype: 1 — habitus; 2 — fore tarsus; 3 — antenna; 4 — mid femur; 5 —mid tarsus; 6 — hind femur; 7 — wing; 8 — hypopygium, lateral view; 9 — hypopygium, ventral view; 10 — distal appendages of hypopygium, lateral view. Рис. 1–10. Hercostomus nikitai, sp.n., голотип, самец: 1 — внеШний вид; 2 — переднЯЯ лапка; 3 — усик; 4 — среднее бедро; 5 — среднЯЯ лапка; 6 — Заднее бедро; 7 — крыло; 8 — гипопигий, сбоку; 9 — гипопигий, сниЗу; 10 — дистальные придатки гипопигиЯ, сбоку." figureDoi="http://doi.org/10.5281/zenodo.13179248" httpUri="https://zenodo.org/record/13179248/files/figure.png" pageId="2" pageNumber="193">Fig. 2</figureCitation>
|
||
); mid femur with 1 anterior and 1 posteroventral subapical bristles, 2 ventral rows of erect setae on basal half, not longer than femur height, about 6 anteroventral straight and 5 posteroventral curved setae on distal half, 2 times longer than femur height (
|
||
<figureCitation id="131089DA620DFFDCA732C16EC010FBF5" box="[261,319,1062,1084]" captionStart="Figs 1–10" captionStartId="1.[226,262,1945,1964]" captionTargetBox="[189,1399,314,1895]" captionTargetId="figure-119@1.[189,1399,314,1895]" captionTargetPageId="1" captionText="Figs 1–10. Hercostomus nikitai, sp.n., male holotype: 1 — habitus; 2 — fore tarsus; 3 — antenna; 4 — mid femur; 5 —mid tarsus; 6 — hind femur; 7 — wing; 8 — hypopygium, lateral view; 9 — hypopygium, ventral view; 10 — distal appendages of hypopygium, lateral view. Рис. 1–10. Hercostomus nikitai, sp.n., голотип, самец: 1 — внеШний вид; 2 — переднЯЯ лапка; 3 — усик; 4 — среднее бедро; 5 — среднЯЯ лапка; 6 — Заднее бедро; 7 — крыло; 8 — гипопигий, сбоку; 9 — гипопигий, сниЗу; 10 — дистальные придатки гипопигиЯ, сбоку." figureDoi="http://doi.org/10.5281/zenodo.13179248" httpUri="https://zenodo.org/record/13179248/files/figure.png" pageId="2" pageNumber="193">Fig. 4</figureCitation>
|
||
); mid tibia with 2–3 anterodorsal, 2 posterodorsal and 3–4 apical setae; mid tarsus thickened from tip of basitarsus; segment 4 thick on distal half (
|
||
<figureCitation id="131089DA620DFFDCA478C113C3A5FBBF" box="[591,650,1115,1137]" captionStart="Figs 1–10" captionStartId="1.[226,262,1945,1964]" captionTargetBox="[189,1399,314,1895]" captionTargetId="figure-119@1.[189,1399,314,1895]" captionTargetPageId="1" captionText="Figs 1–10. Hercostomus nikitai, sp.n., male holotype: 1 — habitus; 2 — fore tarsus; 3 — antenna; 4 — mid femur; 5 —mid tarsus; 6 — hind femur; 7 — wing; 8 — hypopygium, lateral view; 9 — hypopygium, ventral view; 10 — distal appendages of hypopygium, lateral view. Рис. 1–10. Hercostomus nikitai, sp.n., голотип, самец: 1 — внеШний вид; 2 — переднЯЯ лапка; 3 — усик; 4 — среднее бедро; 5 — среднЯЯ лапка; 6 — Заднее бедро; 7 — крыло; 8 — гипопигий, сбоку; 9 — гипопигий, сниЗу; 10 — дистальные придатки гипопигиЯ, сбоку." figureDoi="http://doi.org/10.5281/zenodo.13179248" httpUri="https://zenodo.org/record/13179248/files/figure.png" pageId="2" pageNumber="193">Fig. 5</figureCitation>
|
||
); hind femur thickened on distal half, with one subapical anterodorsal seta, with posteroventral row of long setae on distal half, 2 times longer than femur height (
|
||
<figureCitation id="131089DA620DFFDCA78FC1E3C0DCFB0F" box="[440,499,1195,1217]" captionStart="Figs 1–10" captionStartId="1.[226,262,1945,1964]" captionTargetBox="[189,1399,314,1895]" captionTargetId="figure-119@1.[189,1399,314,1895]" captionTargetPageId="1" captionText="Figs 1–10. Hercostomus nikitai, sp.n., male holotype: 1 — habitus; 2 — fore tarsus; 3 — antenna; 4 — mid femur; 5 —mid tarsus; 6 — hind femur; 7 — wing; 8 — hypopygium, lateral view; 9 — hypopygium, ventral view; 10 — distal appendages of hypopygium, lateral view. Рис. 1–10. Hercostomus nikitai, sp.n., голотип, самец: 1 — внеШний вид; 2 — переднЯЯ лапка; 3 — усик; 4 — среднее бедро; 5 — среднЯЯ лапка; 6 — Заднее бедро; 7 — крыло; 8 — гипопигий, сбоку; 9 — гипопигий, сниЗу; 10 — дистальные придатки гипопигиЯ, сбоку." figureDoi="http://doi.org/10.5281/zenodo.13179248" httpUri="https://zenodo.org/record/13179248/files/figure.png" pageId="2" pageNumber="193">Fig. 6</figureCitation>
|
||
); hind tibia with 2–3 anterodorsal, 2–3 posterodorsal, 2–3 fine ventral, 3–4 apical setae. Femur, tibia and tarsomere (from first to fifth) length ratio (in mm): fore leg: 0.95/0.94/0.67/0.26/0.07/0.06/0.13, mid leg: 1.19/1.33/0.77/0.28/0.21/0.20/0.16, hind leg: 1.67/2.17/0.38/ 0.51/0.28/0.18/0.19.
|
||
</paragraph>
|
||
<paragraph id="8B94955F620DFFDCA6D5C004C0C1F949" blockId="2.[189,776,315,1911]" pageId="2" pageNumber="193">
|
||
<emphasis id="B95F494D620DFFDCA6D5C004C031FAAF" box="[226,286,1356,1377]" italics="true" pageId="2" pageNumber="193">Wings</emphasis>
|
||
(
|
||
<figureCitation id="131089DA620DFFDCA71AC003C045FAAE" box="[301,362,1355,1377]" captionStart="Figs 1–10" captionStartId="1.[226,262,1945,1964]" captionTargetBox="[189,1399,314,1895]" captionTargetId="figure-119@1.[189,1399,314,1895]" captionTargetPageId="1" captionText="Figs 1–10. Hercostomus nikitai, sp.n., male holotype: 1 — habitus; 2 — fore tarsus; 3 — antenna; 4 — mid femur; 5 —mid tarsus; 6 — hind femur; 7 — wing; 8 — hypopygium, lateral view; 9 — hypopygium, ventral view; 10 — distal appendages of hypopygium, lateral view. Рис. 1–10. Hercostomus nikitai, sp.n., голотип, самец: 1 — внеШний вид; 2 — переднЯЯ лапка; 3 — усик; 4 — среднее бедро; 5 — среднЯЯ лапка; 6 — Заднее бедро; 7 — крыло; 8 — гипопигий, сбоку; 9 — гипопигий, сниЗу; 10 — дистальные придатки гипопигиЯ, сбоку." figureDoi="http://doi.org/10.5281/zenodo.13179248" httpUri="https://zenodo.org/record/13179248/files/figure.png" pageId="2" pageNumber="193">Fig. 7</figureCitation>
|
||
). Simple, greyish, veins black; costa simple; R1 reaching to first third of wing length; R2+3, R4+5 weakly divergent; ratio of part of costa between R2+3, R4+5 to between R4+5, M1+2: 2.5/1. R4+5, M1+2 distinctly convergent in distal part; M1+2 with weak bend in middle of distal part, joining costa just before wing apex; crossvein dmm straight, oblique to longitudinal wing axis, forming right angle with M1+2, M4 longitudinal veins; ratio of dm-m to distal part of M4, 27/45; posterior wing margin almost evenly convex; anal vein distinct, almost reaching wing margin; anal lobe developed; anal angle obtuse; lower calypter yellow, with black setae; halter yellow.
|
||
</paragraph>
|
||
<paragraph id="8B94955F620DFFDCA6D5C3C3C527FD8E" blockId="2.[189,776,315,1911]" lastBlockId="2.[812,1399,315,1164]" pageId="2" pageNumber="193">
|
||
<emphasis id="B95F494D620DFFDCA6D5C3C3C012F96E" box="[226,317,1675,1696]" italics="true" pageId="2" pageNumber="193">Abdomen</emphasis>
|
||
. Bluish-black, weakly pollinose, with black hairs and marginal setae; segment 7 short, 3/4 length of epandrium; segment 8 large, covering half lateral side of epandrium, with numerous dark setae; genitalia (
|
||
<figureCitation id="131089DA620DFFDCA4ABC393C3D0F93E" box="[668,767,1755,1777]" captionStart="Figs 1–10" captionStartId="1.[226,262,1945,1964]" captionTargetBox="[189,1399,314,1895]" captionTargetId="figure-119@1.[189,1399,314,1895]" captionTargetPageId="1" captionText="Figs 1–10. Hercostomus nikitai, sp.n., male holotype: 1 — habitus; 2 — fore tarsus; 3 — antenna; 4 — mid femur; 5 —mid tarsus; 6 — hind femur; 7 — wing; 8 — hypopygium, lateral view; 9 — hypopygium, ventral view; 10 — distal appendages of hypopygium, lateral view. Рис. 1–10. Hercostomus nikitai, sp.n., голотип, самец: 1 — внеШний вид; 2 — переднЯЯ лапка; 3 — усик; 4 — среднее бедро; 5 — среднЯЯ лапка; 6 — Заднее бедро; 7 — крыло; 8 — гипопигий, сбоку; 9 — гипопигий, сниЗу; 10 — дистальные придатки гипопигиЯ, сбоку." figureDoi="http://doi.org/10.5281/zenodo.13179248" httpUri="https://zenodo.org/record/13179248/files/figure.png" pageId="2" pageNumber="193">Figs 8–10</figureCitation>
|
||
) with epandrium black, elongate-ovate, twice longer than high; foramen positioned at middle of left lateral side; hypandrium mid-ventral, with short base, 2 long wide lobes, 1 longest lobe thin, sclerotized, strongly curved, with pointed apex; phallus thin, concealed; distoventral epandrial lobe fused to epandrium, projected, with 2 short and 1 very long ventral epandrial setae; surstylus yellow, short, bilobate; each lobe pointed at apex, thin distally, with 1 long basal seta and 1 short apical seta; distal lobe of postgonite nearly as long as cercus, broad, curved ventrally, narrow at apex (
|
||
<figureCitation id="131089DA620DFFDCA316C4EEC445FE75" box="[1313,1386,422,444]" captionStart="Figs 1–10" captionStartId="1.[226,262,1945,1964]" captionTargetBox="[189,1399,314,1895]" captionTargetId="figure-119@1.[189,1399,314,1895]" captionTargetPageId="1" captionText="Figs 1–10. Hercostomus nikitai, sp.n., male holotype: 1 — habitus; 2 — fore tarsus; 3 — antenna; 4 — mid femur; 5 —mid tarsus; 6 — hind femur; 7 — wing; 8 — hypopygium, lateral view; 9 — hypopygium, ventral view; 10 — distal appendages of hypopygium, lateral view. Рис. 1–10. Hercostomus nikitai, sp.n., голотип, самец: 1 — внеШний вид; 2 — переднЯЯ лапка; 3 — усик; 4 — среднее бедро; 5 — среднЯЯ лапка; 6 — Заднее бедро; 7 — крыло; 8 — гипопигий, сбоку; 9 — гипопигий, сниЗу; 10 — дистальные придатки гипопигиЯ, сбоку." figureDoi="http://doi.org/10.5281/zenodo.13179248" httpUri="https://zenodo.org/record/13179248/files/figure.png" pageId="2" pageNumber="193">Fig. 10</figureCitation>
|
||
); ventral lobe of postgonite broad, fingerlike, strongly sclerotized, densely covered with spinules (
|
||
<figureCitation id="131089DA620DFFDCA2A4C493C5F5FE3E" box="[1171,1242,475,497]" captionStart="Figs 1–10" captionStartId="1.[226,262,1945,1964]" captionTargetBox="[189,1399,314,1895]" captionTargetId="figure-119@1.[189,1399,314,1895]" captionTargetPageId="1" captionText="Figs 1–10. Hercostomus nikitai, sp.n., male holotype: 1 — habitus; 2 — fore tarsus; 3 — antenna; 4 — mid femur; 5 —mid tarsus; 6 — hind femur; 7 — wing; 8 — hypopygium, lateral view; 9 — hypopygium, ventral view; 10 — distal appendages of hypopygium, lateral view. Рис. 1–10. Hercostomus nikitai, sp.n., голотип, самец: 1 — внеШний вид; 2 — переднЯЯ лапка; 3 — усик; 4 — среднее бедро; 5 — среднЯЯ лапка; 6 — Заднее бедро; 7 — крыло; 8 — гипопигий, сбоку; 9 — гипопигий, сниЗу; 10 — дистальные придатки гипопигиЯ, сбоку." figureDoi="http://doi.org/10.5281/zenodo.13179248" httpUri="https://zenodo.org/record/13179248/files/figure.png" pageId="2" pageNumber="193">Fig. 10</figureCitation>
|
||
); cercus yellow; large basolateral lobe bearing about 5 strong, several short black setae, long narrow apex bearing 4 long pedunculate yellow setae (
|
||
<figureCitation id="131089DA620DFFDCA584C763C2D3FD8E" box="[947,1020,555,577]" captionStart="Figs 1–10" captionStartId="1.[226,262,1945,1964]" captionTargetBox="[189,1399,314,1895]" captionTargetId="figure-119@1.[189,1399,314,1895]" captionTargetPageId="1" captionText="Figs 1–10. Hercostomus nikitai, sp.n., male holotype: 1 — habitus; 2 — fore tarsus; 3 — antenna; 4 — mid femur; 5 —mid tarsus; 6 — hind femur; 7 — wing; 8 — hypopygium, lateral view; 9 — hypopygium, ventral view; 10 — distal appendages of hypopygium, lateral view. Рис. 1–10. Hercostomus nikitai, sp.n., голотип, самец: 1 — внеШний вид; 2 — переднЯЯ лапка; 3 — усик; 4 — среднее бедро; 5 — среднЯЯ лапка; 6 — Заднее бедро; 7 — крыло; 8 — гипопигий, сбоку; 9 — гипопигий, сниЗу; 10 — дистальные придатки гипопигиЯ, сбоку." figureDoi="http://doi.org/10.5281/zenodo.13179248" httpUri="https://zenodo.org/record/13179248/files/figure.png" pageId="2" pageNumber="193">Fig. 10</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8B94955F620DFFDCA565C70EC569FDB8" blockId="2.[812,1399,315,1164]" pageId="2" pageNumber="193">Measurements (in mm). Body length 4, antenna length 1, wing length 3, wing width 1.</paragraph>
|
||
<paragraph id="8B94955F620DFFDCA565C733C53EFD5F" blockId="2.[812,1399,315,1164]" box="[850,1041,635,657]" pageId="2" pageNumber="193">
|
||
<emphasis id="B95F494D620DFFDCA565C733C2B2FD5E" bold="true" box="[850,925,635,656]" pageId="2" pageNumber="193">Female</emphasis>
|
||
. Unknown.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C331C6D4620DFFDCA565C7DEC419FD08" pageId="2" pageNumber="193" type="etymology">
|
||
<paragraph id="8B94955F620DFFDCA565C7DEC419FD08" blockId="2.[812,1399,315,1164]" pageId="2" pageNumber="193">
|
||
<materialsCitation id="3B439F02620DFFDCA565C7DEC41CFD08" collectionCode="ZMUM" collectorName="Dr. Nikita Vikhrev" location="Moscow" pageId="2" pageNumber="193" specimenCount="1" stateProvince="Moscow" typeStatus="holotype">
|
||
ETYMOLOGY. The species is named for the collector of the
|
||
<typeStatus id="54902BFD620DFFDCA566C7F9C287FD09" box="[849,936,689,711]" pageId="2" pageNumber="193" type="holotype">holotype</typeStatus>
|
||
,
|
||
<collectorName id="26DEF089620DFFDCA584C7F9C543FD09" box="[947,1132,689,711]" pageId="2" pageNumber="193">Dr. Nikita Vikhrev</collectorName>
|
||
(
|
||
<collectionCode id="ED3A0D9A620DFFDCA24DC7F9C5E6FD08" box="[1146,1225,689,710]" country="China" httpUri="http://grbio.org/cool/49rk-3jpq" name="Zoological Museum, University of Amoy" pageId="2" pageNumber="193">ZMUM</collectionCode>
|
||
,
|
||
<collectingRegion id="49EF5BBD620DFFDCA2E3C7F9C403FD08" box="[1236,1324,689,710]" country="Russia" name="Moscow" pageId="2" pageNumber="193">Moscow</collectingRegion>
|
||
)
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C331C6D4620DFFDCA565C783C546FD2F" box="[850,1129,715,737]" pageId="2" pageNumber="193" type="distribution">
|
||
<paragraph id="8B94955F620DFFDCA565C783C546FD2F" blockId="2.[812,1399,315,1164]" box="[850,1129,715,737]" pageId="2" pageNumber="193">
|
||
DISTRIBUTION.
|
||
<collectingCountry id="F33CD5CF620DFFDCA23EC783C54AFD2F" box="[1033,1125,715,737]" name="Tanzania" pageId="2" pageNumber="193">Tanzania</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C331C6D4620DFFDCA565C7AEC443FBEF" pageId="2" pageNumber="193" type="diagnosis">
|
||
<paragraph id="8B94955F620DFFDCA565C7AEC56AFC4F" blockId="2.[812,1399,315,1164]" pageId="2" pageNumber="193">
|
||
DIAGNOSIS.
|
||
<taxonomicName id="4C2BEEDC620DFFDCA5D4C7AFC587FD35" authorityName="Grichanov" authorityYear="2022" box="[995,1192,742,764]" class="Insecta" family="Dolichopodidae" genus="Hercostomus" kingdom="Animalia" order="Diptera" pageId="2" pageNumber="193" phylum="Arthropoda" rank="species" species="nikitai" status="sp. nov.">
|
||
<emphasis id="B95F494D620DFFDCA5D4C7AFC587FD35" box="[995,1192,742,764]" italics="true" pageId="2" pageNumber="193">Hercostomus nikitai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B95F494D620DFFDCA286C7AEC5CDFD35" bold="true" box="[1201,1250,742,763]" pageId="2" pageNumber="193">
|
||
<taxonomicNameLabel id="A26CF436620DFFDCA286C7AEC5CDFD35" box="[1201,1250,742,763]" pageId="2" pageNumber="193" rank="species">sp.n.</taxonomicNameLabel>
|
||
</emphasis>
|
||
belongs to the
|
||
<taxonomicName id="4C2BEEDC620DFFDCA51BC649C2F7FCD8" authorityName="Curran" authorityYear="1924" box="[812,984,769,790]" class="Insecta" family="Dolichopodidae" genus="Hercostomus" kingdom="Animalia" order="Diptera" pageId="2" pageNumber="193" phylum="Arthropoda" rank="species" species="nectarophagus">
|
||
<emphasis id="B95F494D620DFFDCA51BC649C2F7FCD8" box="[812,984,769,790]" italics="true" pageId="2" pageNumber="193">H. nectarophagus</emphasis>
|
||
</taxonomicName>
|
||
species subgroup [
|
||
<bibRefCitation id="EFBAE8AE620DFFDCA2B9C649C41AFCD8" author="Grichanov I. Ya." box="[1166,1333,769,791]" pageId="2" pageNumber="193" pagination="1 - 21" refId="ref2226" refString="Grichanov I. Ya. 2020. New species of Hercostomus Loew, 1857 from Afrotropics (Diptera: Dolichopodidae) and key to Afrotropical fauna // European J. Taxonomy. Vol. 722. P. 1 - 21. https: / / doi. org / 10.5852 / ejt. 2020.722.1131." type="journal article" year="2020">Grichanov, 2020</bibRefCitation>
|
||
] of the
|
||
<taxonomicName id="4C2BEEDC620DFFDCA51BC654C290FCFE" baseAuthorityName="Loew" baseAuthorityYear="1857" box="[812,959,795,817]" class="Insecta" family="Dolichopodidae" genus="Hercostomus" kingdom="Animalia" order="Diptera" pageId="2" pageNumber="193" phylum="Arthropoda" rank="species" species="longiventris">
|
||
<emphasis id="B95F494D620DFFDCA51BC654C290FCFE" box="[812,959,795,817]" italics="true" pageId="2" pageNumber="193">H. longiventris</emphasis>
|
||
</taxonomicName>
|
||
lineage [
|
||
<bibRefCitation id="EFBAE8AE620DFFDCA22DC653C589FCFF" author="Brooks S. E." box="[1050,1190,795,817]" pageId="2" pageNumber="193" pagination="1 - 158" refId="ref2113" refString="Brooks S. E. 2005. Systematics and phylogeny of the Dolichopodinae (Diptera: Dolichopodidae) // Zootaxa. Vol. 857. P. 1 - 158. https: // doi. org / 10.11646 / zootaxa. 857.1.1." type="book chapter" year="2005">Brooks, 2005</bibRefCitation>
|
||
], being the closest to
|
||
<taxonomicName id="4C2BEEDC620DFFDCA51BC67FC572FC85" authority="Grichanov, 2020" authorityName="Grichanov" authorityYear="2020" box="[812,1117,822,844]" class="Insecta" family="Dolichopodidae" genus="Hercostomus" kingdom="Animalia" order="Diptera" pageId="2" pageNumber="193" phylum="Arthropoda" rank="species" species="fedotovae">
|
||
<emphasis id="B95F494D620DFFDCA51BC67FC284FC85" box="[812,939,822,844]" italics="true" pageId="2" pageNumber="193">H. fedotovae</emphasis>
|
||
<bibRefCitation id="EFBAE8AE620DFFDCA582C67EC572FC85" author="Grichanov I. Ya." box="[949,1117,822,844]" pageId="2" pageNumber="193" pagination="1 - 21" refId="ref2226" refString="Grichanov I. Ya. 2020. New species of Hercostomus Loew, 1857 from Afrotropics (Diptera: Dolichopodidae) and key to Afrotropical fauna // European J. Taxonomy. Vol. 722. P. 1 - 21. https: / / doi. org / 10.5852 / ejt. 2020.722.1131." type="journal article" year="2020">Grichanov, 2020</bibRefCitation>
|
||
</taxonomicName>
|
||
, differing from the latter in larger size, morphology of male fore tarsus and hypopygial appendages (see key below).
|
||
</paragraph>
|
||
<paragraph id="8B94955F620DFFDCA51BC6CEC459FC22" blockId="2.[812,1399,315,1164]" pageId="2" pageNumber="193">4. Fore tarsomere 3 simple ............................................ 4a — Fore tarsomere 3 compressed and widened ................ 5 4a. Fore tarsomeres 4–5 flattened and widened; fore tarsomere 2 simple; fore tarsomere 4 white and fore tarsomere 5</paragraph>
|
||
<paragraph id="8B94955F620DFFDCA565C6B9C458FBC8" blockId="2.[812,1399,315,1164]" box="[850,1399,1005,1031]" pageId="2" pageNumber="193">
|
||
deep black [
|
||
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— Fore tarsomeres 4–5 simple, whitish yellow; fore tarsomere 2 flattened and strongly widened (
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......................
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<emphasis id="B95F494D620DFFDCA565C1E3C530FB0F" bold="true" box="[850,1055,1195,1217]" pageId="2" pageNumber="193">Acknowledgements.</emphasis>
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The author is sincerely grateful to Dr. Nikita Vikhrev (ZMUM) for his kindness in providing specimens for study. The work was funded by RFBR and NSFC according to research project No. 20–54–53005. The illustration of the new material from the ZMUM collection was supported by All-Russian Institute of Plant Protection project No. 0665–2019–0014.
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