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<document ID-CLB-Dataset="20984" ID-DOI="http://dx.doi.org/10.3897/zookeys.966.55192" ID-GBIF-Dataset="4a0f1338-3873-4a8f-affd-5ba3e335ade7" ID-PMC="PMC7494662" ID-Pensoft-Pub="1313-2970-966-57" ID-Pensoft-UUID="9E8EAAF1A28A5D6BA36B2D363A1BA200" ID-PubMed="32982546" ID-ZooBank="B18DEB582C8F4F95B7EF3BECC9F4D4B7" ModsDocID="1313-2970-966-57" checkinTime="1599731061580" checkinUser="pensoft" docAuthor="Runyon, Justin B." docDate="2020" docId="1372713CB08D56DBA2B01DE67D951547" docLanguage="en" docName="ZooKeys 966: 57-151" docOrigin="ZooKeys 966" docSource="http://dx.doi.org/10.3897/zookeys.966.55192" docTitle="Chrysotus montserratensis Runyon 2020, sp. nov." docType="treatment" docUuid="BF0C4941-5632-43FB-A438-2C1599991A6E" docUuidSource="ZooBank" docVersion="6" id="9E8EAAF1A28A5D6BA36B2D363A1BA200" lastPageNumber="57" masterDocId="9E8EAAF1A28A5D6BA36B2D363A1BA200" masterDocTitle="The Dolichopodidae (Diptera) of Montserrat, West Indies" masterLastPageNumber="151" masterPageNumber="57" pageNumber="57" updateTime="1732923302193" updateUser="ExternalLinkService">
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<mods:title id="D13614E7F3E6F0AD4A20A8D6F6EC9C72">The Dolichopodidae (Diptera) of Montserrat, West Indies</mods:title>
</mods:titleInfo>
<mods:name id="6BA3A103AC97247EFF88D9C63AED5790" type="personal">
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<mods:namePart id="FD11D8F6DA8F9255E2CA100C60999427">Runyon, Justin B.</mods:namePart>
<mods:affiliation id="B97B0D57B3B88A5002897D26CC319EBC">Rocky Mountain Research Station, USDA Forest Service, 1648 S. 7 th Avenue, Bozeman, Montana 59717, USA &amp; Montana Entomology Collection, Montana State University, Room 50 Marsh Laboratory, Bozeman, Montana 59717, USA</mods:affiliation>
<mods:nameIdentifier id="54A4C2171F8E29883C7C454420084267" type="orcid">https://orcid.org/0000-0002-0271-0511</mods:nameIdentifier>
<mods:nameIdentifier id="D9F73B1B84FC31BDBD44ABEF1D0BDAE8" type="email">jrunyon@montana.edu</mods:nameIdentifier>
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<mods:date id="93367DFFB96D8C350675FA23B830E19E">2020</mods:date>
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<mods:classification id="1406CAEB39AE56533E84727633A83C79">journal article</mods:classification>
<mods:identifier id="DB837ACD40251390F36D5C8B3EFD7BC3" type="DOI">http://dx.doi.org/10.3897/zookeys.966.55192</mods:identifier>
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<treatment id="1372713CB08D56DBA2B01DE67D951547" ID-GBIF-Taxon="167581899" LSID="urn:lsid:zoobank.org:act:BF0C4941-5632-43FB-A438-2C1599991A6E" httpUri="http://treatment.plazi.org/id/1372713CB08D56DBA2B01DE67D951547" lastPageNumber="57" pageId="0" pageNumber="57" scope_family="Dolichopodidae" scope_order="Diptera" scope_subFamily="Diaphorinae">
<subSubSection id="2808A8BFFCF2AC0C5EA8F45B8D6980E4" pageId="0" pageNumber="57" type="nomenclature">
<paragraph id="D82169B1C2E2715A961DF535C16EA288" pageId="0" pageNumber="57">
<taxonomicName id="70EFE6A2CAFF77434B75E2D50C8DBEF4" ID-CoL="8BHSY" LSID="1372713C-B08D-56DB-A2B0-1DE67D951547" authority="Runyon, 2020" authorityName="Runyon" authorityYear="2020" class="Insecta" family="Dolichopodidae" genus="Chrysotus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chrysotus montserratensis" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="montserratensis" status="sp. nov.">Chrysotus montserratensis</taxonomicName>
<taxonomicNameLabel id="37347839D17369A176E765B1DDA298A4" pageId="0" pageNumber="57">sp. nov.</taxonomicNameLabel>
<figureCitation id="AA2595A4C473F00FE38ADB4DAA671A5A" captionStart="Figure 27" captionStartId="F27" captionText="Figure 27. Chrysotus montserratensis sp. nov. A habitus of holotype male, left lateral B female antenna, left lateral. Scale bars: 1.0 mm (A), 0.5 mm (B)." figureDoi="10.3897/zookeys.966.55192.figure27" httpUri="https://binary.pensoft.net/fig/450951" pageId="0" pageNumber="57">Figs 27</figureCitation>
<figureCitation id="CF3C28BDE3C21FB2E7BD7769AE2214B6" captionStart="Figure 28" captionStartId="F28" captionText="Figure 28. Tarsus III of males, posterior views A Chrysotus excisus Aldrich (Dominica) B Chrysotus montserratensis sp. nov. Arrows indicate spur-like projection on tarsus III (2). Scale bar: 0.5 mm." figureDoi="10.3897/zookeys.966.55192.figure28" httpUri="https://binary.pensoft.net/fig/450952" pageId="0" pageNumber="57">, 28</figureCitation>
<figureCitation id="2CE1B8B741E2C93825A28E5338248540" captionStart="Figure 29" captionStartId="F29" captionText="Figure 29. Chrysotus montserratensis sp. nov. male terminalia, left lateral. Abbreviations: epand-epandrium; ep lobe-epandrial lobe; hypand ap-hypandrial apodeme. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.966.55192.figure29" httpUri="https://binary.pensoft.net/fig/450953" pageId="0" pageNumber="57">, 29</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="19F84F11DDC11EAC5108094DB4CCAFA9" pageId="0" pageNumber="57" type="type material">
<paragraph id="9936C20697E183B917FE8F9D8A718EE9" pageId="0" pageNumber="57">Type material.</paragraph>
<paragraph id="FEA183B2C1B8E68F3331B7E1419445D9" pageId="0" pageNumber="57">
<emphasis id="B38B88D611070784A58CD92F7A2B1AFC" bold="true" italics="true" pageId="0" pageNumber="57">Holotype</emphasis>
, ♂ labelled: &quot;WEST INDIES: MONTSERRAT/ Big River 450 m/
<geoCoordinate id="7A68DB3F9AA582CCC145BE50C289C376" degrees="16" direction="north" minutes="45.690" orientation="latitude" precision="1" value="16.7615">16°45.690'N</geoCoordinate>
,
<geoCoordinate id="7C2088A21A5FAF9F8A31E4522B891CCF" degrees="62" direction="west" minutes="11.174" orientation="longitude" precision="1" value="-62.186234">62°11.174'W</geoCoordinate>
/ 28 JUNE 2017, JB Runyon&quot;; &quot;HOLOTYPE/ ♂
<emphasis id="443FA3255D600063D472A90FF1F427D9" italics="true" pageId="0" pageNumber="57">Chrysotus</emphasis>
/
<emphasis id="A645755671103BAEED145265945B4728" italics="true" pageId="0" pageNumber="57">montserratensis</emphasis>
/ Runyon [red label]&quot; (USNM, type number USNMENT01350614).
<emphasis id="AC9216C5246E9386394DC12AF2939ED8" bold="true" pageId="0" pageNumber="57">
<emphasis id="EEC0375F1D1776731023F4AD095D424F" italics="true" pageId="0" pageNumber="57">Paratypes</emphasis>
: Montserrat
</emphasis>
: 3 ♀, same data as holotype; 2 ♀, Big River, 5 August 2005, yellow pans, V.G. Martinson; 2 ♀, Jack Boy Hill (top), 480 m,
<geoCoordinate id="046AE5804371F9F86E8C57791EE1D1A6" degrees="16" direction="north" minutes="45.797" orientation="latitude" precision="1" value="16.763283">16°45.797'N</geoCoordinate>
,
<geoCoordinate id="45C741EADEE51C17C49B48F89EFEE1FA" degrees="62" direction="west" minutes="10.886" orientation="longitude" precision="1" value="-62.181435">62°10.886'W</geoCoordinate>
, 25 June 2017, J.B. Runyon; 1 ♀, ghaut above Montserrat Volcano Observatory, 330 m,
<geoCoordinate id="A387C13823E06C51AD69EEC9B3F8245A" degrees="16" direction="north" minutes="45.130" orientation="latitude" precision="1" value="16.752167">16°45.130'N</geoCoordinate>
,
<geoCoordinate id="5D26F7FE8A98756B5CA7180129132B28" degrees="62" direction="west" minutes="12.487" orientation="longitude" precision="1" value="-62.20812">62°12.487'W</geoCoordinate>
, 27 June 2017, J.B. Runyon; 1 ♂, Bottomless Ghaut, 400 m,
<geoCoordinate id="9BF1C74761C6EDCE0DA306238D0CBDBB" degrees="16" direction="north" minutes="45.994" orientation="latitude" precision="1" value="16.766567">16°45.994'N</geoCoordinate>
,
<geoCoordinate id="A5B9147142B9940C835A7788F1681992" degrees="62" direction="west" minutes="11.497" orientation="longitude" precision="1" value="-62.191616">62°11.497'W</geoCoordinate>
, 28 June 2017, J.B. Runyon; 1 ♀, Katy Hill (top), 730 m,
<geoCoordinate id="BFA4C04D22670C6DFDC586266B56D8E0" degrees="16" direction="north" minutes="45.731" orientation="latitude" precision="1" value="16.762184">16°45.731'N</geoCoordinate>
,
<geoCoordinate id="DC7D2B876826D883E2E85D3066D4ED10" degrees="62" direction="west" minutes="11.646" orientation="longitude" precision="1" value="-62.1941">62°11.646'W</geoCoordinate>
, 28 June 2017, J.B. Runyon (MTEC, USNM).
</paragraph>
</subSubSection>
<subSubSection id="0EED5D646FA5333F288A6081145BD047" pageId="0" pageNumber="57" type="description">
<paragraph id="F87505C19E98075D20E9776FE654F5A2" pageId="0" pageNumber="57">Description.</paragraph>
<paragraph id="E3D709A06D395000724BDC1B9AC303B1" pageId="0" pageNumber="57">
<emphasis id="214394A1E9F928B17474DF8E77EB6123" bold="true" pageId="0" pageNumber="57">Male</emphasis>
(Fig.
<figureCitation id="F377840E1B35F2F55C952BC03CCCF25A" captionStart="Figure 27" captionStartId="F27" captionText="Figure 27. Chrysotus montserratensis sp. nov. A habitus of holotype male, left lateral B female antenna, left lateral. Scale bars: 1.0 mm (A), 0.5 mm (B)." figureDoi="10.3897/zookeys.966.55192.figure27" httpUri="https://binary.pensoft.net/fig/450951" pageId="0" pageNumber="57">27A</figureCitation>
). Body length 2.9-3.0 mm, wing length 2.4-2.5
<normalizedToken id="7658243E43D87CD9BFA5A9AB4338694B" originalValue="×">x</normalizedToken>
width 0.9-1.0 mm.
<emphasis id="F31D4FEA1B4F918011534EDD62C88D09" bold="true" italics="true" pageId="0" pageNumber="57">Head</emphasis>
: Eyes essentially contiguous below; face dark metallic green-blue obscured by light brown pruinosity, lower half of face very narrow (subequal in width to one ommatidium) and nearly parallel-sided, upper face narrow triangular. Frons metallic green-blue with brown pruinosity. Palpus brown, subquadrate with rounded corners, with ca. four rather large black setae (longest subequal to width of palpus). Proboscis dark brown, somewhat enlarged and projecting anteriorly, with brown hairs along margin. Antenna (Fig.
<figureCitation id="CB4C475EE81010520764D169620F7196" captionStart="Figure 27" captionStartId="F27" captionText="Figure 27. Chrysotus montserratensis sp. nov. A habitus of holotype male, left lateral B female antenna, left lateral. Scale bars: 1.0 mm (A), 0.5 mm (B)." figureDoi="10.3897/zookeys.966.55192.figure27" httpUri="https://binary.pensoft.net/fig/450951" pageId="0" pageNumber="57">27A</figureCitation>
) black; first flagellomere large, triangular-ovate to crescent-shaped, base extending above and overlapping pedicel; arista-like stylus subapical, inserted in shallow notch. Postocular setae brown to black.
<emphasis id="A4CF4FC6E8A3F9F536B7B3C1C9831EC4" bold="true" italics="true" pageId="0" pageNumber="57">Thorax</emphasis>
: Scutum and scutellum dark metallic green with slight blue reflections and sparse light brown pruinosity; setae on scutum black; six pairs of rather large irregularly biseriate acrostichal setae; six pairs of dorsocentral setae; scutellum with one pair of large marginal setae and one pair of smaller lateral setae (ca. half length of larger setae). Pleuron dark brown to almost black with slight green-blue reflections, obscured by gray pruinosity; with two brown to black setae on lower proepisternum.
<emphasis id="B91EBABCCBFD3D91C397F53231490BBE" bold="true" italics="true" pageId="0" pageNumber="57">Legs</emphasis>
: Dark brown to black with black setae and hairs. Coxa I with rather long coarse anterior setae becoming larger distally; coxa II apically with two small brown spines composed of fused setae. Trochanter II with large av seta. Femur I with slightly longer pv setae full-length, those at very base erect, those near tip larger. Femur II with slightly longer setae av and pv, with subapical row of four to five posterior setae; femur III with a few larger preapical av, pv, and anterior setae. Tibia I with very small ad seta near 1/4 and larger pd seta at apex, with ventral setae slightly longer; tibia II with large ad seta near 1/4 preceded by very small seta, a smaller ad seta near 1/2, ventrally with a seta near 1/3, 1/2, and 3/5 which increase in size distally, and four large apical setae; tibia III with 3-5 ad setae the largest near 1/5, 2/5, and just beyond 1/2, four or five pd setae with largest near 1/3, 2/5, 3/5, four apical or subapical setae, ventral surface with slightly longer setae. Ventral surface of tarsomeres I(1, 2) with longer setae (longest slightly wider than tarsomere); tarsus III (Fig.
<figureCitation id="3EB82A0B3D47FF8399A779F1F21C37C3" captionStart="Figure 28" captionStartId="F28" captionText="Figure 28. Tarsus III of males, posterior views A Chrysotus excisus Aldrich (Dominica) B Chrysotus montserratensis sp. nov. Arrows indicate spur-like projection on tarsus III (2). Scale bar: 0.5 mm." figureDoi="10.3897/zookeys.966.55192.figure28" httpUri="https://binary.pensoft.net/fig/450952" pageId="0" pageNumber="57">28B</figureCitation>
) with dense short brushy setae; tarsomere III(1) a little broadened with longest setae anteriorly; tarsomere III(2) prolonged posteriorly into a spur overlapping ca. half of tarsomere III(3), this spur covered ventrally with short dense setae; tarsomeres III(3, 4) with slightly longer setae anteriorly and dorsally. Pulvilli not enlarged, all legs with two claws. Ratios of tibia:tarsomeres: leg I: 38-22-9-8-6-4; leg II: 40-20-8-7-4-3; leg III: 50-14-6 (12 including spur)-11-8-4.
<emphasis id="14CB1A3D11591E6D9C2F09B9112AD555" bold="true" italics="true" pageId="0" pageNumber="57">Wing</emphasis>
: Hyaline, elliptical, with brown veins. R2+3 straight. R4+5 and M1 nearly parallel in apical half of wing, both curving slightly backward apically. Last part of CuA1 ca. 2.5
<normalizedToken id="E16A1282BA2E0E614422F079129A4FF8" originalValue="×">x</normalizedToken>
as long as crossvein dm-cu. Calypter dark brown with black setae. Halter knob and stem yellow.
<emphasis id="3F8561CA80ED66275C4A6727C5D380B5" bold="true" italics="true" pageId="0" pageNumber="57">Abdomen</emphasis>
: Cylindrical, rather broad, gradually tapering, with hairs and setae black. Tergites and sternites dark metallic greenish, nearly black; tergite VI with numerous small setae and larger marginal setae. Sternite VIII with small setae, covering hypopygial foramen. Hypopygium (Fig.
<figureCitation id="4DD03987F6F309355A44919FB7E6E1DB" captionStart="Figure 29" captionStartId="F29" captionText="Figure 29. Chrysotus montserratensis sp. nov. male terminalia, left lateral. Abbreviations: epand-epandrium; ep lobe-epandrial lobe; hypand ap-hypandrial apodeme. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.966.55192.figure29" httpUri="https://binary.pensoft.net/fig/450953" pageId="0" pageNumber="57">29</figureCitation>
) small, blackish, positioned in ventral notch at tip of abdomen. Epandrium black, with small ventroapical lobe bearing two small setae. Surstylus elongate, shining dark brown, with strong subapical spine and spine at apex, and two small hairs near apex. Cercus elongate triangular, brown, with numerous stiff brown setae especially along dorsal margin; more sclerotized narrowly along ventral edge. Phallus simple, narrow, with apex round; sheath of phallus broadened dorsally near and beyond emergence from epandrium, with three or four small teeth along dorsal margin ca. midway between epandrium and tip of phallus. Postgonites rounded apically with some microtrichia. Hypandrial apodemes long and narrow.
</paragraph>
<paragraph id="557264C3C65F6E4E873B747DD641F1BE" pageId="0" pageNumber="57">
<emphasis id="E669D61D533356CF5286241D67E04681" bold="true" pageId="0" pageNumber="57">Female.</emphasis>
Body length 3.1-3.5 mm, wing length 2.6-3.1
<normalizedToken id="8342904AC3531C1F731FA7A3FFC097C0" originalValue="×">x</normalizedToken>
width 0.9-1.4 mm. Similar to male, but face wide, narrowest part ca. two-thirds width of frons at ocellus; dark metallic green-blue obscured by very sparse light brown pruinosity; clypeus distinct, bulging at suture, slightly widened; palpus broader, more rounded apically, with more setae; first flagellomere (Fig.
<figureCitation id="AE87E46FF7A056FB0379DFE02FBB4558" captionStart="Figure 27" captionStartId="F27" captionText="Figure 27. Chrysotus montserratensis sp. nov. A habitus of holotype male, left lateral B female antenna, left lateral. Scale bars: 1.0 mm (A), 0.5 mm (B)." figureDoi="10.3897/zookeys.966.55192.figure27" httpUri="https://binary.pensoft.net/fig/450951" pageId="0" pageNumber="57">27B</figureCitation>
) smaller, length two-thirds height, distinctly crescent-shaped in medial view, apical notch smaller; scutum with strong metallic green-blue-violet reflections; coxa II without apical spines; tarsomere II(1) with less distinct ventral setae; tarsus III without dense brushy setae; tarsus III(2) without spur.
</paragraph>
</subSubSection>
<subSubSection id="713913328F2A49995A2D35DE54A83DCA" pageId="0" pageNumber="57" type="etymology">
<paragraph id="1D94FEE5BD984DDE572EBE17DAAD0E7B" pageId="0" pageNumber="57">Etymology.</paragraph>
<paragraph id="FA8229EB941A5AFA804E7785C3E9F749" pageId="0" pageNumber="57">This species is named for the island of Montserrat.</paragraph>
</subSubSection>
<subSubSection id="8628B688B4FA3EFBBECBB45C5D9DD013" pageId="0" pageNumber="57" type="distribution">
<paragraph id="75CA45DE00871C08873B21F68C09ACD6" pageId="0" pageNumber="57">Distribution.</paragraph>
<paragraph id="DBCC8726C80E1C26D7F4C049BE35B0DE" pageId="0" pageNumber="57">Montserrat.</paragraph>
</subSubSection>
<subSubSection id="D9947D7A7E122109BED38BDD90CA743F" pageId="0" pageNumber="57" type="remarks">
<paragraph id="6B7325F2DD1AAAA883AF349B0D99E7E4" pageId="0" pageNumber="57">Remarks.</paragraph>
<paragraph id="CCCFF2E388BB0C8748CC7AF2E38715C8" pageId="0" pageNumber="57">
<taxonomicName id="DF17223FC883C6F3500B85ECB822C47D" authorityName="Runyon" authorityYear="2020" class="Insecta" family="Dolichopodidae" genus="Chrysotus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chrysotus montserratensis" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="montserratensis">
<emphasis id="AB3684803EBC4EFFEF16B42DE8D67444" italics="true" pageId="0" pageNumber="57">Chrysotus montserratensis</emphasis>
</taxonomicName>
is related to
<taxonomicName id="4F46DD83C62CD5F928E40811B8D9D256" lsidName="C. excisus" pageId="0" pageNumber="57" rank="species" species="excisus">
<emphasis id="7354C363D704E828FF72AE65EA5DF7FE" italics="true" pageId="0" pageNumber="57">C. excisus</emphasis>
</taxonomicName>
Aldrich (Dominica, Mexico, St. Vincent) and
<taxonomicName id="3331C8145C89A3633C77228B72A2DDB6" lsidName="C. pseudexcisus" pageId="0" pageNumber="57" rank="species" species="pseudexcisus">
<emphasis id="DBE1D21DD7D3A0C0082C382C9FA50864" italics="true" pageId="0" pageNumber="57">C. pseudexcisus</emphasis>
</taxonomicName>
(Dominica) being most closely related to
<taxonomicName id="A5D04AE954329639483730C3DA78237D" lsidName="C. excisus" pageId="0" pageNumber="57" rank="species" species="excisus">
<emphasis id="91A4FA4487C359C0249D355C20DF5CF0" italics="true" pageId="0" pageNumber="57">C. excisus</emphasis>
</taxonomicName>
which shares tarsomere III(2) prolonged posteriorly in a spur overlapping base of tarsomere III(3).
<taxonomicName id="1214B8CE823FD1FEA1262398182539D4" authorityName="Runyon" authorityYear="2020" class="Insecta" family="Dolichopodidae" genus="Chrysotus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chrysotus montserratensis" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="montserratensis">
<emphasis id="5C403723543E5175ED489779F8CF6B5C" italics="true" pageId="0" pageNumber="57">Chrysotus montserratensis</emphasis>
</taxonomicName>
differs in having a larger spur on tarsomere III(2) (Fig.
<figureCitation id="8507A91E319B9DF739CD5DBB2511CFB6" captionStart="Figure 28" captionStartId="F28" captionText="Figure 28. Tarsus III of males, posterior views A Chrysotus excisus Aldrich (Dominica) B Chrysotus montserratensis sp. nov. Arrows indicate spur-like projection on tarsus III (2). Scale bar: 0.5 mm." figureDoi="10.3897/zookeys.966.55192.figure28" httpUri="https://binary.pensoft.net/fig/450952" pageId="0" pageNumber="57">28</figureCitation>
), larger body size, and a yellow halter knob.
</paragraph>
<caption id="FF3E5A36FAB5BD35D45008DCC0B0C668" doi="10.3897/zookeys.966.55192.figure27" httpUri="https://binary.pensoft.net/fig/450951" pageId="0" pageNumber="57" start="Figure 27" startId="F27">
<paragraph id="E1FA050F4AA8C6688205B8A68CC4A189" pageId="0" pageNumber="57">
<emphasis id="EC098F8C5909A272C8C62AE1A2AB555B" bold="true" pageId="0" pageNumber="57">Figure 27.</emphasis>
<taxonomicName id="1E9D1722FBAA241C5A871E92423F0C6C" authorityName="Runyon" authorityYear="2020" class="Insecta" family="Dolichopodidae" genus="Chrysotus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chrysotus montserratensis" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="montserratensis">
<emphasis id="0ECC0623B4486CABC3D762185F58C97F" italics="true" pageId="0" pageNumber="57">Chrysotus montserratensis</emphasis>
</taxonomicName>
sp. nov.
<emphasis id="3EB6871062E486B32B12734D2FB54DC3" bold="true" pageId="0" pageNumber="57">A</emphasis>
habitus of holotype male, left lateral
<emphasis id="81453B4F8224B6699F83865343D3D8A6" bold="true" pageId="0" pageNumber="57">B</emphasis>
female antenna, left lateral. Scale bars: 1.0 mm (
<emphasis id="1EF93D40A41AC5E30E95A65A29821FAC" bold="true" pageId="0" pageNumber="57">A</emphasis>
), 0.5 mm (
<emphasis id="FCB1402CD0DE9AE8AE80145B6EEF8A30" bold="true" pageId="0" pageNumber="57">B</emphasis>
).
</paragraph>
</caption>
<caption id="757F305BF700A1FE9C25217D5F964111" doi="10.3897/zookeys.966.55192.figure28" httpUri="https://binary.pensoft.net/fig/450952" pageId="0" pageNumber="57" start="Figure 28" startId="F28">
<paragraph id="F610D21CC1669A6FDA193BEB47D22E32" pageId="0" pageNumber="57">
<emphasis id="77312C9AD5AAA27338C22C5350ED7402" bold="true" pageId="0" pageNumber="57">Figure 28.</emphasis>
Tarsus III of males, posterior views
<emphasis id="8E7D3CB805F4A1342F73DABD6F9316E2" bold="true" pageId="0" pageNumber="57">A</emphasis>
<taxonomicName id="8C2A5233858E88A7C4220D8AD0F1C298" authorityName="Aldrich" authorityYear="1896" class="Insecta" family="Dolichopodidae" genus="Chrysotus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chrysotus excisus" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="excisus">
<emphasis id="5D1C6245953FC9F64C6E765DA73CD53C" italics="true" pageId="0" pageNumber="57">Chrysotus excisus</emphasis>
</taxonomicName>
Aldrich (Dominica)
<emphasis id="5EE6EBB6E279FE8C3563EDF4089D172A" bold="true" pageId="0" pageNumber="57">B</emphasis>
<taxonomicName id="0D3734F3A2D297A674117EE6C4F75640" authorityName="Runyon" authorityYear="2020" class="Insecta" family="Dolichopodidae" genus="Chrysotus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chrysotus montserratensis" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="montserratensis">
<emphasis id="DF8961942AEB120706E8AC265429368C" italics="true" pageId="0" pageNumber="57">Chrysotus montserratensis</emphasis>
</taxonomicName>
sp. nov. Arrows indicate spur-like projection on tarsus III(2). Scale bar: 0.5 mm.
</paragraph>
</caption>
<caption id="F5C6D91729C1BF86B3A7BCC667849166" doi="10.3897/zookeys.966.55192.figure29" httpUri="https://binary.pensoft.net/fig/450953" pageId="0" pageNumber="57" start="Figure 29" startId="F29">
<paragraph id="E85968B8CE605950A3D1E87522DF21FF" pageId="0" pageNumber="57">
<emphasis id="15D8F41D2BD7BEFFB91BDA274095F421" bold="true" pageId="0" pageNumber="57">Figure 29.</emphasis>
<taxonomicName id="43E03CFD32C7C000FF54E961598EBA20" authorityName="Runyon" authorityYear="2020" class="Insecta" family="Dolichopodidae" genus="Chrysotus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chrysotus montserratensis" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="montserratensis">
<emphasis id="4AB91E85300857C9605EB794F22847AD" italics="true" pageId="0" pageNumber="57">Chrysotus montserratensis</emphasis>
</taxonomicName>
sp. nov. male terminalia, left lateral. Abbreviations: epand-epandrium; ep lobe-epandrial lobe; hypand ap-hypandrial apodeme. Scale bar: 0.1 mm.
</paragraph>
</caption>
</subSubSection>
</treatment>
</document>