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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1051.64603" ID-GBIF-Dataset="63eec201-8a87-4f98-9758-c7d38b15c7a6" ID-PMC="PMC8342412" ID-Pensoft-Pub="1313-2970-1051-1" ID-Pensoft-UUID="BE8CC6847F645F61BB2F7A6BCF96FD64" ID-PubMed="34393548" ID-ZooBank="639E252D43924ABB910BCEA5D8AD2487" ModsDocID="1313-2970-1051-1" checkinTime="1627629668818" checkinUser="pensoft" docAuthor="Lonsdale, Owen" docDate="2021" docId="B9B42F28076E16D54E58C1AD0A86947E" docLanguage="en" docName="ZooKeys 1051: 1-481" docOrigin="ZooKeys 1051" docPubDate="2021-07-29" docSource="http://dx.doi.org/10.3897/zookeys.1051.64603" docTitle="Agromyza aprilina Malloch 1915" docType="treatment" docVersion="4" id="BE8CC6847F645F61BB2F7A6BCF96FD64" lastPageNumber="1" masterDocId="BE8CC6847F645F61BB2F7A6BCF96FD64" masterDocTitle="Manual of North American Agromyzidae (Diptera, Schizophora), with revision of the fauna of the &quot; Delmarva &quot; states" masterLastPageNumber="481" masterPageNumber="1" pageNumber="1" updateTime="1668150737868" updateUser="ExternalLinkService">
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<mods:titleInfo>
<mods:title>Manual of North American Agromyzidae (Diptera, Schizophora), with revision of the fauna of the &quot; Delmarva &quot; states</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Lonsdale, Owen</mods:namePart>
<mods:affiliation>Agriculture &amp; Agri-Food Canada, 960 Carling Avenue, Ottawa, ON, K 1 A 0 C 6, Canada</mods:affiliation>
<mods:nameIdentifier type="email">neoxabea@hotmail.com</mods:nameIdentifier>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
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<mods:title>ZooKeys</mods:title>
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<mods:date>2021</mods:date>
<mods:detail type="pubDate">
<mods:number>2021-07-29</mods:number>
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<mods:detail type="volume">
<mods:number>1051</mods:number>
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<mods:start>1</mods:start>
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<mods:url>http://dx.doi.org/10.3897/zookeys.1051.64603</mods:url>
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<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.1051.64603</mods:identifier>
<mods:identifier type="Pensoft-Pub">1313-2970-1051-1</mods:identifier>
<mods:identifier type="ZooBank">639E252D43924ABB910BCEA5D8AD2487</mods:identifier>
<mods:identifier type="Pensoft-UUID">BE8CC6847F645F61BB2F7A6BCF96FD64</mods:identifier>
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<treatment ID-GBIF-Taxon="183833208" LSID="urn:lsid:plazi:treatment:B9B42F28076E16D54E58C1AD0A86947E" httpUri="http://treatment.plazi.org/id/B9B42F28076E16D54E58C1AD0A86947E" lastPageNumber="1" pageId="0" pageNumber="1">
<subSubSection pageId="0" pageNumber="1" type="nomenclature">
<paragraph pageId="0" pageNumber="1">
<taxonomicName authority="Malloch" authorityName="Malloch" authorityYear="1915" class="Insecta" family="Agromyzidae" genus="Agromyza" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agromyza aprilina" order="Diptera" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="aprilina">Agromyza aprilina Malloch</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="description">
<paragraph pageId="0" pageNumber="1">
<figureCitation captionStart="Figures 156160" captionStartId="F22" captionText="Figures 156 - 160. Agromyza aprilina Malloch, male genitalia 156 hypandrium and postgonite, ventral 157 external genitalia, ventral 158 external genitalia, left lateral 159 hypandrial complex, left lateral 160 phallus, ventral." figureDoi="10.3897/zookeys.1051.64603.figures156-160" httpUri="https://binary.pensoft.net/fig/572121" pageId="0" pageNumber="1">Figs 156-160</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="reference_group">
<paragraph pageId="0" pageNumber="1">
<taxonomicName authorityName="Malloch" authorityYear="1915" class="Insecta" family="Agromyzidae" genus="Agromyza" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agromyza aprilina" order="Diptera" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="aprilina">Agromyza aprilina</taxonomicName>
Malloch, 1915c: 359.
<bibRefCitation DOI="https://doi.org/10.21900/j.inhs.v16.295" author="Frison, TH" journalOrPublisher="Bulletin of the Illinois State Natural History Survey" pageId="0" pageNumber="1" pagination="137 - 309" refId="B74" refString="Frison, TH, 1927. A list of the insect types in the collections of the Illinois State Natural History Survey and the University of Illinois. Bulletin of the Illinois State Natural History Survey 16 (4): 137 - 309, DOI: https://doi.org/10.21900/j.inhs.v16.295" title="A list of the insect types in the collections of the Illinois State Natural History Survey and the University of Illinois." url="https://doi.org/10.21900/j.inhs.v16.295" volume="16" year="1927">Frison 1927</bibRefCitation>
: 192 [lectotype design.]; Frick 1957: 199 [as synonym
<emphasis italics="true" pageId="0" pageNumber="1">subnigripes</emphasis>
Malloch], 1959: 358;
<bibRefCitation DOI="https://doi.org/10.4039/entm10164fv" author="Spencer, KA" journalOrPublisher="Memoirs of the Entomological Society of Canada" pageId="0" pageNumber="1" pagination="1 - 311" refId="B246" refString="Spencer, KA, 1969. The Agromyzidae of Canada and Alaska. Memoirs of the Entomological Society of Canada 64: 1 - 311, DOI: https://doi.org/10.4039/entm10164fv" title="The Agromyzidae of Canada and Alaska." url="https://doi.org/10.4039/entm10164fv" volume="64" year="1969">Spencer 1969</bibRefCitation>
: 36;
<bibRefCitation author="Spencer, KA" journalOrPublisher="Agriculture Handbook" pageId="0" pageNumber="1" pagination="1 - 478" publicationUrl="https://www.biodiversitylibrary.org/page/51258090" refId="B261" refString="Spencer, KA, Steyskal, GC, 1986b. Manual of the Agromyzidae (Diptera) of the United States. U.S.D.A. Agriculture Handbook 638: 1 - 478, https://www.biodiversitylibrary.org/page/51258090" title="Manual of the Agromyzidae (Diptera) of the United States. U. S. D. A." url="https://www.biodiversitylibrary.org/page/51258090" volume="638" year="1986 b">Spencer and Steyskal 1986b</bibRefCitation>
: 262 [stat. reinst.].
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="description">
<paragraph pageId="0" pageNumber="1">Description.</paragraph>
<paragraph pageId="0" pageNumber="1">Wing length 2.2-2.5 mm (♂), 2.5-3.2 mm (♀). Length of ultimate section of vein M4 divided by penultimate section: 0.6-0.8. Eye height divided by gena height: 2.2-3.4. First flagellomere slightly longer than high with rounded dorsoapical point (pronounced to relatively indistinct), without apical tuft of pale hairs. Fronto-orbital plate and parafacial projecting (more so anteriorly), continuing under eye as cheek. Ocellar triangle longer than wide and subshiny. Costa extending slightly past R4+5. Smaller females with vein dm-m incomplete.</paragraph>
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Chaetotaxy</emphasis>
: Two ori; three ors (or vice versa), sometimes appearing as four ori and one ors. One presutural dorsocentral and three or four postsutural dorsocentrals, decreasing in length anteriorly. Mid tibia with two posteromedial setae.
</paragraph>
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Colouration</emphasis>
: Body dark brown with halter white and gena and frons (aside from fronto-orbital plate and ocellar triangle) reddish, fore knee yellow and tarsi dirty yellow. Calypter margin and hairs white. Female from &quot;Turkey Run, headquarters&quot; with light green metallic shine on thorax, abdomen and pleuron (faintest).
</paragraph>
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Genitalia</emphasis>
: (Figs
<figureCitation captionStart="Figures 156160" captionStartId="F22" captionText="Figures 156 - 160. Agromyza aprilina Malloch, male genitalia 156 hypandrium and postgonite, ventral 157 external genitalia, ventral 158 external genitalia, left lateral 159 hypandrial complex, left lateral 160 phallus, ventral." figureDoi="10.3897/zookeys.1051.64603.figures156-160" httpUri="https://binary.pensoft.net/fig/572121" pageId="0" pageNumber="1">156-160</figureCitation>
) Anterodistal margin of epandrium deeply incised before surstylus. Surstylus triangular, fused to epandrium with suture evident; inner-basal margin with several small tubercle-like setae. Hypandrium slightly produced at apex, inner margin of lobe thickened with several setulae. Postgonite small and lobe-like with thin plate-like base. Phallus relatively small, narrow, and weakly sclerotised. Phallophorus tapering apically, fused to halves of basiphallus, which converge to base. Halves of basiphallus with internal fold apically, with distal portion sharply directed inwards; lateral membrane broad, twisted past midpoint. Distiphallus of &quot;
<taxonomicName authorityName="Meigen" authorityYear="1830" class="Insecta" family="Boraginaceae" genus="Agromyza" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agromyza nigripes" order="Diptera" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="nigripes">
<emphasis italics="true" pageId="0" pageNumber="1">Agromyza nigripes</emphasis>
</taxonomicName>
-type&quot; (capsule-shaped with subbasal opening for entry of ejaculatory duct, pronounced dorsobasal collar, and medial convolution); nearly carinate ventromedially, distal section with elongate medial split.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="host">
<paragraph pageId="0" pageNumber="1">Host.</paragraph>
<paragraph pageId="0" pageNumber="1">Unknown.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="distribution">
<paragraph pageId="0" pageNumber="1">Distribution.</paragraph>
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">Canada</emphasis>
: AB, BC, MB, NB*, ON, QC, SK, YT*.
<emphasis bold="true" pageId="0" pageNumber="1">USA</emphasis>
: IL, MD*, NC*, NH, VA*.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="type material">
<paragraph pageId="0" pageNumber="1">Type material.</paragraph>
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">
<emphasis italics="true" pageId="0" pageNumber="1">Lectotype</emphasis>
: USA. IL
</emphasis>
: Cottonwood Grove, Urbana, 16-20.iv.1915 (1♀, INHS). [Not examined]
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="paralectotype examined">
<paragraph pageId="0" pageNumber="1">Paralectotype examined.</paragraph>
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">USA. IL</emphasis>
: Urbana, 20.iv.1915, Cottonwood, CNC352757, Type No. 2725 (1♀, CNC).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="materials_examined">
<paragraph pageId="0" pageNumber="1">Additional material examined.</paragraph>
<paragraph pageId="0" pageNumber="1">
<materialsCitation collectingDate="1922-06-08" collectingDateMax="1994-05-07" collectingDateMin="1922-06-08" collectorName="Banff, C. B. D, Ninette, J. F, R. B. Madge, J. F. McAlpine, Kouchibouguac N. P., W. P. Hanley, Marmora, J. F, Maynooth, J. F, Metcalfe, B. E, J. R. Vockeroth, Woodroffe, J. G, Abbotsford, G. E, Saskatoon, A. R, E, P. J. Skitsko" country="Canada" location="Canada" specimenCount="45" specimenCount-female="21" specimenCount-male="24">
<emphasis bold="true" pageId="0" pageNumber="1">
<collectingCountry name="Canada">Canada</collectingCountry>
. AB
</emphasis>
:
<collectorName>Banff, C.B.D</collectorName>
. Garrett,
<collectingDate value="1922-06-08">8.vi.1922</collectingDate>
, CNC352760 (
<specimenCount type="female">1♀</specimenCount>
, CNC),
<emphasis bold="true" pageId="0" pageNumber="1">MB</emphasis>
:
<collectorName>Ninette, J.F</collectorName>
. McAlpine,
<collectingDate value="1958-05-21">21.v.1958</collectingDate>
, CNC352778 (
<specimenCount type="female">1♀</specimenCount>
, CNC),
<collectingDate value="1958-05-09">9.v.1958</collectingDate>
, CNC352755 (
<specimenCount type="male">1♂</specimenCount>
, CNC),
<collectorName>R.B. Madge</collectorName>
,
<collectingDate value="1958-05-09">9.v.1958</collectingDate>
, CNC352776 (
<specimenCount type="female">1♀</specimenCount>
, CNC), Shilo,
<quantity metricMagnitude="3" metricUnit="m" metricValue="8.04672" unit="mi" value="5.0">5mi</quantity>
SW,
<collectorName>J.F. McAlpine</collectorName>
,
<collectingDate value="1958-05-28">28.v.1958</collectingDate>
, CNC352777 (
<specimenCount type="female">1♀</specimenCount>
, CNC),
<emphasis bold="true" pageId="0" pageNumber="1">NB</emphasis>
:
<collectorName>Kouchibouguac N.P.</collectorName>
, Hanley and Cooper,
<collectingDate value="1977-05-23">23.v.1977</collectingDate>
, Code-5113Q, CNC352754, CNC352774, CNC352775 (
<specimenCount type="male">1♂</specimenCount>
,
<specimenCount type="female">2♀</specimenCount>
, CNC),
<collectorName>W.P. Hanley</collectorName>
,
<collectingDate value="1977-05-20">20.v.1977</collectingDate>
, Code-5098B, CNC352753 (
<specimenCount type="male">1♂</specimenCount>
, CNC),
<emphasis bold="true" pageId="0" pageNumber="1">ON</emphasis>
:
<normalizedToken originalValue="Bells">Bell's</normalizedToken>
Cor[ner].,
<collectorName>J.F. McAlpine</collectorName>
,
<collectingDate value="1951-05-08">8.v.1951</collectingDate>
, CNC352766 (
<specimenCount type="female">1♀</specimenCount>
, CNC),
<collectorName>Marmora, J.F</collectorName>
. McAlpine,
<collectingDate value="1952-04-23">23.iv.1952</collectingDate>
, CNC352751, CNC352768, CNC352769 (
<specimenCount type="male">1♂</specimenCount>
<specimenCount type="female">2♀</specimenCount>
, CNC),
<collectingDate value="1952-04-24">24.iv.1952</collectingDate>
, CNC352752, CNC352767 (
<specimenCount type="male">1♂</specimenCount>
,
<specimenCount type="female">1♀</specimenCount>
, CNC),
<collectingDate value="1952-04-25">25.iv.1952</collectingDate>
, CNC352772 (
<specimenCount type="female">1♀</specimenCount>
, CNC),
<collectingDate value="1952-04-28">28.iv.1952</collectingDate>
, CNC352770 (
<specimenCount type="female">1♀</specimenCount>
, CNC),
<collectingDate value="1952-04-29">29.iv.1952</collectingDate>
, CNC352773 (
<specimenCount type="female">1♀</specimenCount>
, CNC),
<collectingDate value="1952-05-09">9.v.1952</collectingDate>
, CNC352771 (
<specimenCount type="female">1♀</specimenCount>
, CNC),
<collectorName>Maynooth, J.F</collectorName>
. McAlpine,
<collectingDate value="1951-05-24">24.v.1951</collectingDate>
, CNC352764 (
<specimenCount type="female">1♀</specimenCount>
, CNC),
<collectorName>Metcalfe, B.E</collectorName>
. Cooper,
<collectingDate value="1983-05-14">14.v.1983</collectingDate>
, CNC353020, CNC353022 (
<specimenCount type="male">2♂</specimenCount>
, CNC),
<collectingDate value="1983-05-25">25.v.1983</collectingDate>
, CNC353021, CNC353024 (
<specimenCount type="male">2♂</specimenCount>
, CNC),
<collectingDate value="1983-04-27">27.iv.1983</collectingDate>
, CNC353019, CNC353025, CNC353026 (
<specimenCount type="male">3♂</specimenCount>
, CNC),
<collectingDate value="1983-05-03">3.v.1983</collectingDate>
, CNC353027 (
<specimenCount type="male">1♂</specimenCount>
, CNC),
<collectingDate value="1983-04-30">30.iv.1983</collectingDate>
, CNC353018, CNC353023 (
<specimenCount type="male">2♂</specimenCount>
, CNC),
<collectingDate value="1994-05-07">7.v.1994</collectingDate>
, CNC353028-353031 (
<specimenCount type="male">4♂</specimenCount>
, CNC), Ottawa,
<collectingDate value="1955-04-28">28.iv.1955</collectingDate>
,
<collectorName>J.R. Vockeroth</collectorName>
, CNC352765 (
<specimenCount type="female">1♀</specimenCount>
, CNC),
<collectorName>Woodroffe, J.G</collectorName>
. Chillcott,
<collectingDate value="1952-04-30">30.iv.1952</collectingDate>
, CNC352763 (
<specimenCount type="female">1♀</specimenCount>
, CNC),
<emphasis bold="true" pageId="0" pageNumber="1">QC</emphasis>
:
<collectorName>Abbotsford, G.E</collectorName>
. Shewell,
<collectingDate value="1936-04-27">27.iv.1936</collectingDate>
, CNC352747, CNC352748, CNC352750, CNC352758 (
<specimenCount type="male">3♂</specimenCount>
,
<specimenCount type="female">1♀</specimenCount>
, CNC),
<collectingDate value="1966-04-27">27.iv.1966</collectingDate>
, CNC352749 (
<specimenCount type="male">1♂</specimenCount>
, CNC), Shewell,
<collectingDate value="1936-05-15">15.v.1936</collectingDate>
, CNC352759 (
<specimenCount type="female">1♀</specimenCount>
, CNC),
<emphasis bold="true" pageId="0" pageNumber="1">SK</emphasis>
:
<collectorName>Saskatoon, A.R</collectorName>
. Brooks,
<collectingDate value="1949-04-28">28.iv.1949</collectingDate>
, CNC352756 (
<specimenCount type="male">1♂</specimenCount>
, CNC),
<collectingDate value="1949-05-09">9.v.1949</collectingDate>
, CNC352762 (
<specimenCount type="female">1♀</specimenCount>
, CNC),
<emphasis bold="true" pageId="0" pageNumber="1">YT</emphasis>
: Dawson,
<quantity metricMagnitude="4" metricUnit="m" metricValue="2.2530816" unit="mi" value="14.0">14 mi</quantity>
<collectorName>E, P.J. Skitsko</collectorName>
,
<collectingDate value="1962-08-06">
6.viii.
<quantity metricMagnitude="6" metricUnit="m" metricValue="1.962396" unit="m" value="1962396.0">1962, 396 m</quantity>
</collectingDate>
, CNC352761 (
<specimenCount type="female">1♀</specimenCount>
, CNC)
</materialsCitation>
.
<materialsCitation collectingDate="1914-03-25" collectingDateMax="2007-05-02" collectingDateMin="1914-03-25" collectingMethod="Malaise trap, lower trap" collectorName="D. R. Smith, J. W. Brown, R. C. Shannon, Plummers Isl., R. C, A. L. Melander" country="USA" county="Montgomery Co." latitude="38.99" location="Plummers Island" longLatPrecision="117" longitude="-77.253334" municipality="Great Falls" specimenCount="28" specimenCount-female="10" specimenCount-male="18">
<emphasis bold="true" pageId="0" pageNumber="1">
<collectingCountry name="United States of America">USA</collectingCountry>
. MD
</emphasis>
:
<collectingCounty>Montgomery Co.</collectingCounty>
,
<location LSID="urn:lsid:plazi:treatment:B9B42F28076E16D54E58C1AD0A86947E:3CEA79F9E5D6C70328CF82CA2A85D99F" country="USA" county="Montgomery Co." latitude="38.99" longLatPrecision="117" longitude="-77.253334" municipality="Great Falls" name="Plummers Island">Plummers Island</location>
,
<geoCoordinate degrees="38" direction="north" minutes="58" orientation="latitude" precision="925" value="38.966667">38°58'N</geoCoordinate>
,
<geoCoordinate degrees="77" direction="west" minutes="10" orientation="longitude" precision="925" value="-77.166664">77°10'W</geoCoordinate>
,
<collectingMethod>Malaise trap</collectingMethod>
,
<collectingMethod>lower trap</collectingMethod>
,
<collectingDate value="2006-03-30" valueMax="2006-04-22" valueMin="2006-03-30">30.iii-22.iv.2006</collectingDate>
,
<collectorName>D.R. Smith</collectorName>
and
<collectorName>J.W. Brown</collectorName>
(
<specimenCount type="female">1♀</specimenCount>
, USNM),
<location LSID="urn:lsid:plazi:treatment:B9B42F28076E16D54E58C1AD0A86947E:5B27C9301AECA6E42F90AE5E60BE6512" country="USA" county="Montgomery Co." latitude="38.99" longLatPrecision="117" longitude="-77.253334" municipality="Great Falls" name="Cabin John Bridge">Cabin John Bridge</location>
,
<collectingDate value="1914-04-23">23.iv.1914</collectingDate>
,
<collectorName>R.C. Shannon</collectorName>
(
<specimenCount type="male">1♂</specimenCount>
, USNM),
<collectorName>
<location LSID="urn:lsid:plazi:treatment:B9B42F28076E16D54E58C1AD0A86947E:D117E832420C3D1DC3FF1BF8B9ED3ADC" country="USA" county="Montgomery Co." latitude="38.99" longLatPrecision="117" longitude="-77.253334" municipality="Great Falls" name="Plummers Isl.">Plummers Isl.</location>
, R.C
</collectorName>
. Shannon,
<collectingDate value="1914-04-08">8.iv.1914</collectingDate>
(
<specimenCount type="male">4♂</specimenCount>
<specimenCount type="female">3♀</specimenCount>
, USNM;
<specimenCount type="male">2♂</specimenCount>
<specimenCount type="female">2♀</specimenCount>
, CNC),
<collectingDate value="1914-04-12">12.iv.1914</collectingDate>
(
<specimenCount type="male">1♂</specimenCount>
, USNM),
<collectingDate value="1914-04-05">5.iv.1914</collectingDate>
(
<specimenCount type="male">1♂</specimenCount>
, USNM),
<collectingDate value="1914-04-03">3.iv.1914</collectingDate>
(
<specimenCount type="male">1♂</specimenCount>
<specimenCount type="female">1♀</specimenCount>
, USNM),
<location LSID="urn:lsid:plazi:treatment:B9B42F28076E16D54E58C1AD0A86947E:0C2F10040D4087E4DCA0563F182A283D" country="USA" county="Montgomery Co." latitude="38.99" longLatPrecision="117" longitude="-77.253334" municipality="Great Falls" name="Plummers Island">Plummers Island</location>
,
<location LSID="urn:lsid:plazi:treatment:B9B42F28076E16D54E58C1AD0A86947E:A6D631B477513337248F53DA3F22D511" country="USA" county="Montgomery Co." latitude="38.99" longLatPrecision="117" longitude="-77.253334" municipality="Great Falls" name="Rock Run">Rock Run</location>
,
<collectingDate value="1914-03-25">25.iii.1914</collectingDate>
,
<collectorName>R.C. Shannon</collectorName>
(
<specimenCount type="male">1♂</specimenCount>
, USNM), nr.
<location LSID="urn:lsid:plazi:treatment:B9B42F28076E16D54E58C1AD0A86947E:335A788F3811FDD4988F8B5A20E56B49" country="USA" county="Montgomery Co." latitude="38.99" longLatPrecision="117" longitude="-77.253334" municipality="Great Falls" name="Plummers Isl.">Plummers Isl.</location>
,
<collectingDate value="1915-03-28">28.iii.1915</collectingDate>
,
<collectorName>R.C. Shannon</collectorName>
(
<specimenCount type="male">2♂</specimenCount>
, USNM),
<emphasis bold="true" pageId="0" pageNumber="1">NC</emphasis>
:
<location LSID="urn:lsid:plazi:treatment:B9B42F28076E16D54E58C1AD0A86947E:ADAEDA409BF9156798797BE882580220" country="USA" county="Montgomery Co." latitude="38.99" longLatPrecision="117" longitude="-77.253334" municipality="Great Falls" name="Smokies">Smokies</location>
,
<location LSID="urn:lsid:plazi:treatment:B9B42F28076E16D54E58C1AD0A86947E:C0ACDCEDFBB62DB84609DC9C0D00C362" country="USA" county="Montgomery Co." latitude="38.99" longLatPrecision="117" longitude="-77.253334" municipality="Great Falls" name="Andrews Bald">Andrews Bald</location>
,
<collectingDate value="1914-07-09">9.vii.1914</collectingDate>
,
<collectorName>A.L. Melander</collectorName>
(
<specimenCount type="male">1♂</specimenCount>
, USNM),
<emphasis bold="true" pageId="0" pageNumber="1">VA</emphasis>
:
<location LSID="urn:lsid:plazi:treatment:B9B42F28076E16D54E58C1AD0A86947E:0619C8E634A705DE6849458D0C576481" country="USA" county="Montgomery Co." latitude="38.99" longLatPrecision="117" longitude="-77.253334" municipality="Great Falls" name="Fairfax Co.">Fairfax Co.</location>
,
<location LSID="urn:lsid:plazi:treatment:B9B42F28076E16D54E58C1AD0A86947E:6AC0F090EF6FA5C9F125AEF904E25855" country="USA" county="Montgomery Co." latitude="38.99" longLatPrecision="117" longitude="-77.253334" municipality="Great Falls" name="Turkey Run Park">Turkey Run Park</location>
, nr. mouth of
<location LSID="urn:lsid:plazi:treatment:B9B42F28076E16D54E58C1AD0A86947E:EA459694361FDDA5B0DB94240BB111B8" country="USA" county="Montgomery Co." latitude="38.99" longLatPrecision="117" longitude="-77.253334" municipality="Great Falls" name="Turkey Run">Turkey Run</location>
,
<geoCoordinate degrees="38" direction="north" minutes="57.9" orientation="latitude" precision="92" value="38.965">38°57.9'N</geoCoordinate>
,
<geoCoordinate degrees="7" direction="west" minutes="09.4" orientation="longitude" precision="92" value="-7.1566668">7°09.4'W</geoCoordinate>
,
<collectingMethod>Malaise trap</collectingMethod>
,
<collectingDate value="2007-03-29" valueMax="2007-04-25" valueMin="2007-03-29">29.iii-25.iv.2007</collectingDate>
,
<collectorName>D.R. Smith</collectorName>
(
<specimenCount type="male">4♂</specimenCount>
<specimenCount type="female">1♀</specimenCount>
, USNM),
<location LSID="urn:lsid:plazi:treatment:B9B42F28076E16D54E58C1AD0A86947E:E89B3F7BD79577EAB95CE0B84504CA61" country="USA" county="Montgomery Co." latitude="38.99" longLatPrecision="117" longitude="-77.253334" municipality="Great Falls" name="Turkey Run Park">Turkey Run Park</location>
, nr. headquarters bldg.
<geoCoordinate degrees="38" direction="north" minutes="57.7" orientation="latitude" precision="92" value="38.961666">38°57.7'N</geoCoordinate>
,
<geoCoordinate degrees="77" direction="west" minutes="08.9" orientation="longitude" precision="92" value="-77.14833">77°08.9'W</geoCoordinate>
,
<collectingMethod>Malaise trap</collectingMethod>
,
<collectingDate value="2007-03-29" valueMax="2007-04-17" valueMin="2007-03-29">29.iii-17.iv.2007</collectingDate>
,
<collectorName>D.R. Smith</collectorName>
(
<specimenCount type="female">1♀</specimenCount>
, USNM),
<location LSID="urn:lsid:plazi:treatment:B9B42F28076E16D54E58C1AD0A86947E:8938E9425A181E1371C710D3393F84BA" country="USA" county="Montgomery Co." latitude="38.99" longLatPrecision="117" longitude="-77.253334" municipality="Great Falls" name="Great Falls Park">
<collectingMunicipality>Great Falls</collectingMunicipality>
Park
</location>
, swamp trail,
<geoCoordinate degrees="38" direction="north" minutes="59.4" orientation="latitude" precision="92" value="38.99">38°59.4'N</geoCoordinate>
,
<geoCoordinate degrees="77" direction="west" minutes="15.2" orientation="longitude" precision="92" value="-77.253334">77°15.2'W</geoCoordinate>
,
<collectingMethod>Malaise trap</collectingMethod>
, trap #1,
<collectingDate value="2007-04-18" valueMax="2007-05-02" valueMin="2007-04-18">18.iv-2.v.2007</collectingDate>
,
<collectorName>D.R. Smith</collectorName>
(
<specimenCount type="female">1♀</specimenCount>
, USNM)
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="comments">
<paragraph pageId="0" pageNumber="1">Comments.</paragraph>
<paragraph pageId="0" pageNumber="1">
The surstylus and epandrium of
<taxonomicName authorityName="Malloch" authorityYear="1915" class="Insecta" family="Boraginaceae" genus="Agromyza" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agromyza aprilina" order="Diptera" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="aprilina">
<emphasis italics="true" pageId="0" pageNumber="1">Agromyza aprilina</emphasis>
</taxonomicName>
are characteristic, readily differentiating it from similar species. In the Delmarva states it can be most easily confused for the relatively common
<taxonomicName family="Amaranthaceae" kingdom="Animalia" lsidName="A. albipennis" order="Diptera" pageId="0" pageNumber="1" rank="species" species="albipennis">
<emphasis italics="true" pageId="0" pageNumber="1">A. albipennis</emphasis>
</taxonomicName>
, but the ventral margin of the first flagellomere is flatter in this latter species, there are four fronto-orbitals (not five), the parafacial is not as pronounced, the setae are darker and the costa extends to vein M1+2. The shape of the basiphallus and distiphallus also differ (see Figs
<figureCitation captionStart="Figures 143146" captionStartId="F19" captionText="Figures 143 - 146. Agromyza albipennis Meigen, male genitalia 143 external genitalia, ventral 144 hypandrium and postgonite, ventral 145 hypandrial complex, left lateral 146 phallus, ventral." figureDoi="10.3897/zookeys.1051.64603.figures143-146" httpUri="https://binary.pensoft.net/fig/572118" pageId="0" pageNumber="1">145</figureCitation>
,
<figureCitation captionStart="Figures 143146" captionStartId="F19" captionText="Figures 143 - 146. Agromyza albipennis Meigen, male genitalia 143 external genitalia, ventral 144 hypandrium and postgonite, ventral 145 hypandrial complex, left lateral 146 phallus, ventral." figureDoi="10.3897/zookeys.1051.64603.figures143-146" httpUri="https://binary.pensoft.net/fig/572118" pageId="0" pageNumber="1">146</figureCitation>
). While the first flagellomere can appear less pointed in some material, particularly poorly preserved specimens, it is never entirely rounded as noted in
<bibRefCitation DOI="https://doi.org/10.4039/entm10164fv" author="Spencer, KA" journalOrPublisher="Memoirs of the Entomological Society of Canada" pageId="0" pageNumber="1" pagination="1 - 311" refId="B246" refString="Spencer, KA, 1969. The Agromyzidae of Canada and Alaska. Memoirs of the Entomological Society of Canada 64: 1 - 311, DOI: https://doi.org/10.4039/entm10164fv" title="The Agromyzidae of Canada and Alaska." url="https://doi.org/10.4039/entm10164fv" volume="64" year="1969">Spencer (1969)</bibRefCitation>
.
</paragraph>
<paragraph pageId="0" pageNumber="1">
<taxonomicName authorityName="Malloch" authorityYear="1915" class="Insecta" family="Boraginaceae" genus="Agromyza" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agromyza aprilina" order="Diptera" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="aprilina">
<emphasis italics="true" pageId="0" pageNumber="1">Agromyza aprilina</emphasis>
</taxonomicName>
can also be potentially mistaken for
<taxonomicName authorityName="Meigen" authorityYear="1830" class="Insecta" family="Boraginaceae" genus="Agromyza" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agromyza nigripes" order="Diptera" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="nigripes">
<emphasis italics="true" pageId="0" pageNumber="1">Agromyza nigripes</emphasis>
</taxonomicName>
Meigen, but the latter has darker tarsi, the costa ends at vein M1+2, and the male genitalia (based on the dissection of Welsh male in the USNM) are much stouter with slight differences in the shape of the basiphallus and distiphallus. The species
<taxonomicName family="Amaranthaceae" kingdom="Animalia" lsidName="A. ambigua" order="Diptera" pageId="0" pageNumber="1" rank="species" species="ambigua">
<emphasis italics="true" pageId="0" pageNumber="1">A. ambigua</emphasis>
</taxonomicName>
<normalizedToken originalValue="Fallén">Fallen</normalizedToken>
(North America, Europe),
<taxonomicName family="Amaranthaceae" kingdom="Animalia" lsidName="A. kincaidi" order="Diptera" pageId="0" pageNumber="1" rank="species" species="kincaidi">
<emphasis italics="true" pageId="0" pageNumber="1">A. kincaidi</emphasis>
</taxonomicName>
Malloch (North America; Figs
<figureCitation captionStart="Figures 193197" captionStartId="F29" captionText="Figures 193 - 197. Agromyza kincaidi Malloch, male genitalia 193 hypandrium and postgonite, ventral 194 external genitalia, left lateral 195 external genitalia, ventral 196 hypandrial complex, left lateral 197 phallus, ventral." figureDoi="10.3897/zookeys.1051.64603.figures193-197" httpUri="https://binary.pensoft.net/fig/572128" pageId="0" pageNumber="1">196</figureCitation>
,
<figureCitation captionStart="Figures 193197" captionStartId="F29" captionText="Figures 193 - 197. Agromyza kincaidi Malloch, male genitalia 193 hypandrium and postgonite, ventral 194 external genitalia, left lateral 195 external genitalia, ventral 196 hypandrial complex, left lateral 197 phallus, ventral." figureDoi="10.3897/zookeys.1051.64603.figures193-197" httpUri="https://binary.pensoft.net/fig/572128" pageId="0" pageNumber="1">197</figureCitation>
) and
<taxonomicName family="Amaranthaceae" kingdom="Animalia" lsidName="A. conjuncta" order="Diptera" pageId="0" pageNumber="1" rank="species" species="conjuncta">
<emphasis italics="true" pageId="0" pageNumber="1">A. conjuncta</emphasis>
</taxonomicName>
Spencer (widespread in Europe) can also be mistaken for this species, but the characteristic phallus, surstylus and epandrium of
<taxonomicName family="Amaranthaceae" kingdom="Animalia" lsidName="A. aprilina" order="Diptera" pageId="0" pageNumber="1" rank="species" species="aprilina">
<emphasis italics="true" pageId="0" pageNumber="1">A. aprilina</emphasis>
</taxonomicName>
allows for definitive identification. Other Nearctic
<taxonomicName class="Insecta" family="Boraginaceae" genus="Agromyza" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agromyza" order="Diptera" pageId="0" pageNumber="1" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="1">Agromyza</emphasis>
</taxonomicName>
with a pointed first flagellomere and a shortened costa are restricted to the west coast and have a larger, darker distiphallus (
<bibRefCitation author="Spencer, KA" journalOrPublisher="Agriculture Handbook" pageId="0" pageNumber="1" pagination="1 - 478" publicationUrl="https://www.biodiversitylibrary.org/page/51258090" refId="B261" refString="Spencer, KA, Steyskal, GC, 1986b. Manual of the Agromyzidae (Diptera) of the United States. U.S.D.A. Agriculture Handbook 638: 1 - 478, https://www.biodiversitylibrary.org/page/51258090" title="Manual of the Agromyzidae (Diptera) of the United States. U. S. D. A." url="https://www.biodiversitylibrary.org/page/51258090" volume="638" year="1986 b">Spencer and Steyskal 1986b</bibRefCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>