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<document id="F3B1410ED75A6D4F9598C3D59411BED0" ID-DOI="10.3853/j.0067-1975.64.2012.1582" ID-ISSN="2201-4349" ID-Zenodo-Dep="4684015" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1618331051701" checkinUser="carolina" docAuthor="McAlpine, David K." docDate="2012" docId="887387E2FF87FFBCFE85FEBD94616CD3" docLanguage="en" docName="RecAustMus.64.1.51-70.pdf" docOrigin="Records of the Australian Museum 64 (1)" docSource="http://dx.doi.org/10.3853/j.0067-1975.64.2012.1582" docStyle="DocumentStyle:A2A8AC5C71CC92C4EA50773B9B9E6D6A.1:RecAustMus.2008-2018.journal_article.1cover" docStyleId="A2A8AC5C71CC92C4EA50773B9B9E6D6A" docStyleName="RecAustMus.2008-2018.journal_article.1cover" docStyleVersion="1" docTitle="Helosciomyza driesseni McAlpine 2012, n.sp." docType="treatment" docVersion="3" lastPageNumber="67" masterDocId="744AFF9AFF96FFADFFABFFC590206E12" masterDocTitle="Notes and Descriptions of Australian Helosciomyzidae or Comb-winged flies (Diptera: Schizophora)" masterLastPageNumber="70" masterPageNumber="51" pageNumber="67" updateTime="1698904780451" updateUser="plazi" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0">
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<mods:title id="331E387D9638643ED0B25CF7C8124E88">Notes and Descriptions of Australian Helosciomyzidae or Comb-winged flies (Diptera: Schizophora)</mods:title>
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<mods:namePart id="D7288B26E53FA8C9BFADEC398FE49E1D">McAlpine, David K.</mods:namePart>
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<mods:title id="8797E8FEEBA4159D5F46676DCB755D78">Records of the Australian Museum</mods:title>
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<treatment id="887387E2FF87FFBCFE85FEBD94616CD3" LSID="urn:lsid:plazi:treatment:887387E2FF87FFBCFE85FEBD94616CD3" httpUri="http://treatment.plazi.org/id/887387E2FF87FFBCFE85FEBD94616CD3" lastPageNumber="67" pageId="17" pageNumber="67">
<subSubSection id="48C0657FFF87FFBCFE85FEBD92B36F80" box="[302,659,376,402]" pageId="17" pageNumber="67" type="nomenclature">
<paragraph id="006536F4FF87FFBCFE85FEBD92B36F80" blockId="17.[302,659,376,402]" box="[302,659,376,402]" pageId="17" pageNumber="67">
<heading id="5B2D8198FF87FFBCFE85FEBD92B36F80" box="[302,659,376,402]" centered="true" fontSize="11" level="2" pageId="17" pageNumber="67" reason="2">
<emphasis id="32AEEAE6FF87FFBCFE85FEBD92B36F80" bold="true" box="[302,659,376,402]" pageId="17" pageNumber="67">
<taxonomicName id="C7DA4D77FF87FFBCFE85FEBD926F6F80" ID-CoL="8C9Z7" authority="McAlpine, 2012" authorityName="McAlpine" authorityYear="2012" box="[302,591,376,402]" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="driesseni" status="sp. nov.">
<emphasis id="32AEEAE6FF87FFBCFE85FEBD926F6F80" bold="true" box="[302,591,376,402]" italics="true" pageId="17" pageNumber="67">Helosciomyza driesseni</emphasis>
</taxonomicName>
<taxonomicNameLabel id="299D579DFF87FFBCFDFDFEBD92B36F80" box="[598,659,376,402]" pageId="17" pageNumber="67" rank="species">n.sp.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="48C0657FFF87FFBCFE36FE6E92036FD7" box="[413,547,427,453]" pageId="17" pageNumber="67" type="description">
<paragraph id="006536F4FF87FFBCFE36FE6E92036FD7" blockId="17.[413,547,427,453]" box="[413,547,427,453]" pageId="17" pageNumber="67">
<figureCitation id="98E12A71FF87FFBCFE36FE6E91D96FD7" box="[413,505,427,453]" captionStart="Figures 1926" captionStartId="15.[166,238,1806,1827]" captionTargetBox="[174,1459,168,1779]" captionTargetId="figure-5@15.[166,1472,151,1786]" captionTargetPageId="15" captionText="Figures 1926.(19) Helosciomyza steyskali, protandrogram.(20) H.australica, epandrium and associated structures, posterior view, semi diagrammatic, setulae omitted. (21) H. neboissi (Pelion), left surstylus, outer view, scale = 0.2 mm. (22). H. australica (Picton Lakes), left surstylus, outer view. (23). H. steyskali (Boyd River), left surstylus, outer view. (24). H. obliqua (Mount Donna Buang), left surstylus, outer view. (25). H. driesseni (holotype), left surstylus, outer view. (26). H. macalpinei (holotype), left surstylus, outer view. Figs 2126 all to same scale. c, cercus; ep, epandrium; pbf, posterobasal foot of surstylus; ss, surstylus; s5s8, sternites 5 to 8; t5, t6, tergites 5 and 6." figureDoi="http://doi.org/10.5281/zenodo.4684044" httpUri="https://zenodo.org/record/4684044/files/figure.png" pageId="17" pageNumber="67">Figs 25</figureCitation>
,
<figureCitation id="98E12A71FF87FFBCFDAEFE6E92036FD7" box="[517,547,427,453]" captionStart="Figure 27" captionStartId="17.[839,902,1957,1978]" captionTargetBox="[845,1458,1659,1934]" captionTargetId="figure-812@17.[839,1466,1658,1936]" captionTargetPageId="17" captionText="Figure 27. Helosciomyza driesseni, upper part of occiput, showing characteristic dark mark, most setulae omitted." figureDoi="http://doi.org/10.5281/zenodo.4684048" httpUri="https://zenodo.org/record/4684048/files/figure.png" pageId="17" pageNumber="67">27</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="48C0657FFF87FFBCFF0DFE1F93316CEB" pageId="17" pageNumber="67" type="materials_examined">
<paragraph id="006536F4FF87FFBCFF0DFE1F93316CEB" blockId="17.[166,794,474,761]" pageId="17" pageNumber="67">
<emphasis id="32AEEAE6FF87FFBCFF0DFE1F91736FE0" bold="true" box="[166,339,474,498]" pageId="17" pageNumber="67">Type material</emphasis>
.
<materialsCitation id="B0B23CA9FF87FFBCFECCFE1F92BE6C75" collectingDate="2004-02-16" collectingDateMax="2004-02-17" collectingDateMin="2004-02-16" collectionCode="AM" latitude="-42.102" location="Lake Saint Clair" longLatPrecision="69" longitude="146.113" municipality="Flood Creek" pageId="17" pageNumber="67" specimenCode="K264371" specimenCount="1" specimenCount-male="1" stateProvince="Tasmania" typeStatus="holotype">
<typeStatus id="DF618856FF87FFBCFECCFE1F91F16FE3" box="[359,465,474,497]" pageId="17" pageNumber="67" type="holotype">Holotype</typeStatus>
<specimenCount id="16DCFD7DFF87FFBCFE77FE1F91D06FE3" box="[476,496,474,497]" pageId="17" pageNumber="67" type="male"></specimenCount>
.
<collectingRegion id="C21EF816FF87FFBCFDA9FE1F92536FE3" box="[514,627,474,497]" country="Australia" name="Tasmania" pageId="17" pageNumber="67">Tasmania</collectingRegion>
:
<collectingMunicipality id="E001AC8EFF87FFBCFD29FE1F93356FE3" box="[642,789,474,497]" pageId="17" pageNumber="67">Flood Creek</collectingMunicipality>
, near
<location id="0505602FFF87FFBCFF75FE3D91B66C1D" LSID="urn:lsid:plazi:treatment:887387E2FF87FFBCFE85FEBD94616CD3:0505602FFF87FFBCFF75FE3D91B66C1D" box="[222,406,504,527]" latitude="-42.102" longLatPrecision="69" longitude="146.113" municipality="Flood Creek" name="Lake Saint Clair" pageId="17" pageNumber="67" stateProvince="Tasmania">Lake Saint Clair</location>
,
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<geoCoordinate id="65EE5033FF87FFBCFDBAFE3D92A66C1D" box="[529,646,504,527]" degrees="146.113" direction="east" orientation="longitude" pageId="17" pageNumber="67" precision="55" value="146.113">146.113°E</geoCoordinate>
, button grass moorland,
<date id="74641034FF87FFBCFEB3FDD0918E6C3E" box="[280,430,533,556]" pageId="17" pageNumber="67" value="2004-02-16" valueMax="2004-02-17" valueMin="2004-02-16">
<collectingDate id="6420E9DCFF87FFBCFEB3FDD0918E6C3E" box="[280,430,533,556]" pageId="17" pageNumber="67" value="2004-02-16" valueMax="2004-02-17" valueMin="2004-02-16">1617.ii.2004</collectingDate>
</date>
, M.M.D. (
<collectionCode id="66CBAE31FF87FFBCFDB1FDD092666C3E" box="[538,582,533,556]" country="Australia" name="Australian Museum" pageId="17" pageNumber="67" type="Museum">AM</collectionCode>
<specimenCode id="507C9E8FFF87FFBCFDE0FDD092936C3E" box="[587,691,533,556]" collectionCode="AM" country="Australia" name="Australian Museum" pageId="17" pageNumber="67" type="Museum">K264371</specimenCode>
). Doublemounted on micro-pin through polyporus after preservation in ethanol, postabdomen in micro-vial on pin
</materialsCitation>
.
<materialsCitation id="B0B23CA9FF87FFBCFD07FD9593356C96" collectingDate="2004-02-16" collectingDateMax="2004-02-17" collectingDateMin="2004-02-16" collectionCode="AM, ANIC" latitude="-42.102" location="Lake Saint Clair" longLatPrecision="69" longitude="146.113" municipality="Flood Creek" pageId="17" pageNumber="67" specimenCount="4" specimenCount-female="2" specimenCount-male="2" stateProvince="Tasmania" typeStatus="paratype">
<typeStatus id="DF618856FF87FFBCFD07FD9593376C75" box="[684,791,592,615]" pageId="17" pageNumber="67" type="paratype">Paratypes</typeStatus>
.
<collectingRegion id="C21EF816FF87FFBCFF0DFDA891306C96" box="[166,272,621,644]" country="Australia" name="Tasmania" pageId="17" pageNumber="67">Tasmania</collectingRegion>
:
<specimenCount id="16DCFD7DFF87FFBCFEB2FDA8916E6C96" box="[281,334,621,644]" pageId="17" pageNumber="67" type="male">2♂♂</specimenCount>
,
<specimenCount id="16DCFD7DFF87FFBCFEF0FDA891B06C96" box="[347,400,621,644]" pageId="17" pageNumber="67" type="female">2♀♀</specimenCount>
, same data as holotype (
<collectionCode id="66CBAE31FF87FFBCFD3AFDA892E06C96" box="[657,704,621,644]" country="Australia" name="Australian Museum" pageId="17" pageNumber="67" type="Museum">AM</collectionCode>
,
<collectionCode id="66CBAE31FF87FFBCFD63FDA8932E6C96" box="[712,782,621,644]" country="Australia" httpUri="http://biocol.org/urn:lsid:biocol.org:col:32981" lsid="urn:lsid:biocol.org:col:32981" name="Australian National Insect Collection" pageId="17" pageNumber="67">ANIC</collectionCode>
)
</materialsCitation>
;
<materialsCitation id="B0B23CA9FF87FFBCFF0DFD4F91906CAD" collectingDate="2004-02" collectionCode="AM" latitude="-42.1" location="Rufus Canal Road East" longLatPrecision="691" longitude="146.86" pageId="17" pageNumber="67" specimenCount="2" specimenCount-female="2" stateProvince="Tasmania" typeStatus="paratype">
<specimenCount id="16DCFD7DFF87FFBCFF0DFD4F90FC6CB3" box="[166,220,650,673]" pageId="17" pageNumber="67" type="female">2♀♀</specimenCount>
,
<location id="0505602FFF87FFBCFF40FD4F91CD6CB3" LSID="urn:lsid:plazi:treatment:887387E2FF87FFBCFE85FEBD94616CD3:0505602FFF87FFBCFF40FD4F91CD6CB3" box="[235,493,650,673]" latitude="-42.1" longLatPrecision="691" longitude="146.86" name="Rufus Canal Road East" pageId="17" pageNumber="67" stateProvince="Tasmania">Rufus Canal Road East</location>
,
<geoCoordinate id="65EE5033FF87FFBCFE51FD4F926F6CB3" box="[506,591,650,673]" degrees="42.10" direction="south" orientation="latitude" pageId="17" pageNumber="67" precision="555" value="-42.1">42.10°S</geoCoordinate>
146.75
<geoCoordinate id="65EE5033FF87FFBCFD1AFD4F93366CB3" box="[689,790,650,673]" degrees="146.86" direction="east" orientation="longitude" pageId="17" pageNumber="67" precision="555" value="146.86">146.86°E</geoCoordinate>
,
<date id="74641034FF87FFBCFF0DFD6D912F6CAD" box="[166,271,680,703]" pageId="17" pageNumber="67" value="2004-02">
<collectingDate id="6420E9DCFF87FFBCFF0DFD6D912F6CAD" box="[166,271,680,703]" pageId="17" pageNumber="67" value="2004-02">Feb. 2004</collectingDate>
</date>
, M.M.D. (
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)
</materialsCitation>
;
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<specimenCount id="16DCFD7DFF87FFBCFE13FD6D91FA6CAD" box="[440,474,680,703]" pageId="17" pageNumber="67" type="female">1♀</specimenCount>
, “
<location id="0505602FFF87FFBCFE45FD6D92656CAD" LSID="urn:lsid:plazi:treatment:887387E2FF87FFBCFE85FEBD94616CD3:0505602FFF87FFBCFE45FD6D92656CAD" box="[494,581,680,703]" latitude="-42.73" longLatPrecision="689" longitude="146.1" name="Bedlam" pageId="17" pageNumber="67" stateProvince="Tasmania">Bedlam</location>
”,
<geoCoordinate id="65EE5033FF87FFBCFDF3FD6D928C6CAD" box="[600,684,680,703]" degrees="42.73" direction="south" orientation="latitude" pageId="17" pageNumber="67" precision="555" value="-42.73">42.73°S</geoCoordinate>
<geoCoordinate id="65EE5033FF87FFBCFD1AFD6D93356CAD" box="[689,789,680,703]" degrees="146.10" direction="east" orientation="longitude" pageId="17" pageNumber="67" precision="555" value="146.1">146.10°E</geoCoordinate>
,
<date id="74641034FF87FFBCFF0DFD0091006CCE" box="[166,288,709,732]" pageId="17" pageNumber="67" value="2004-02">
<collectingDate id="6420E9DCFF87FFBCFF0DFD0091006CCE" box="[166,288,709,732]" pageId="17" pageNumber="67" value="2004-02">Feb. 2004</collectingDate>
</date>
, M.M.D. (
<collectionCode id="66CBAE31FF87FFBCFE0AFD0091F56CCE" box="[417,469,709,732]" country="Australia" name="Australian Museum" pageId="17" pageNumber="67" type="Museum">AM</collectionCode>
)
</materialsCitation>
;
<materialsCitation id="B0B23CA9FF87FFBCFE46FD00932C6CEB" collectingDate="2003-12" collectionCode="AM, TDPI" location="Cradle Mountain National Park" municipality="Dove Lake" pageId="17" pageNumber="67" specimenCount="2" specimenCount-male="2" stateProvince="Tasmania" typeStatus="paratype">
<specimenCount id="16DCFD7DFF87FFBCFE46FD0092046CCE" box="[493,548,709,732]" pageId="17" pageNumber="67" type="male">2♂♂</specimenCount>
,
<collectingMunicipality id="E001AC8EFF87FFBCFD93FD00929E6CCE" box="[568,702,709,732]" pageId="17" pageNumber="67">Dove Lake</collectingMunicipality>
,
<location id="0505602FFF87FFBCFD66FD00918A6CEB" LSID="urn:lsid:plazi:treatment:887387E2FF87FFBCFE85FEBD94616CD3:0505602FFF87FFBCFD66FD00918A6CEB" municipality="Dove Lake" name="Cradle Mountain National Park" pageId="17" pageNumber="67" stateProvince="Tasmania">Cradle Mountain National Park</location>
,
<date id="74641034FF87FFBCFE1EFD2792056CEB" box="[437,549,738,761]" pageId="17" pageNumber="67" value="2003-12">
<collectingDate id="6420E9DCFF87FFBCFE1EFD2792056CEB" box="[437,549,738,761]" pageId="17" pageNumber="67" value="2003-12">Dec. 2003</collectingDate>
</date>
, S.A.M. (
<collectionCode id="66CBAE31FF87FFBCFD27FD27929B6CEB" box="[652,699,738,761]" country="Australia" name="Australian Museum" pageId="17" pageNumber="67" type="Museum">AM</collectionCode>
,
<collectionCode id="66CBAE31FF87FFBCFD6EFD2793256CEB" box="[709,773,738,761]" pageId="17" pageNumber="67">TDPI</collectionCode>
)
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="48C0657FFF87FFBCFF0DFCCA92CD6885" pageId="17" pageNumber="67" type="description">
<paragraph id="006536F4FF87FFBCFF0DFCCA92116DAB" blockId="17.[166,795,783,1687]" pageId="17" pageNumber="67">
<emphasis id="32AEEAE6FF87FFBCFF0DFCCA91086D35" bold="true" box="[166,296,783,807]" pageId="17" pageNumber="67">Description</emphasis>
(male, female). Resembling other species of the
<taxonomicName id="C7DA4D77FF87FFBCFF0DFCE891376D56" box="[166,279,813,836]" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="fuscinevris">
<emphasis id="32AEEAE6FF87FFBCFF0DFCE891376D56" box="[166,279,813,836]" italics="true" pageId="17" pageNumber="67">fuscinevris</emphasis>
</taxonomicName>
group in most characters; agreeing approximately with description of
<taxonomicName id="C7DA4D77FF87FFBCFED8FC8E91F96D70" box="[371,473,843,866]" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="bickeli">
<emphasis id="32AEEAE6FF87FFBCFED8FC8E91F96D70" box="[371,473,843,866]" italics="true" pageId="17" pageNumber="67">H. bickeli</emphasis>
</taxonomicName>
except as indicated below, but because most specimens have been immersed in ethanol for five years before drying and mounting, some details of coloration are imperfectly preserved.
</paragraph>
<paragraph id="006536F4FF87FFBCFF6EFC05915D6B0B" blockId="17.[166,795,783,1687]" pageId="17" pageNumber="67">
<emphasis id="32AEEAE6FF87FFBCFF6EFC05911A6DC5" box="[197,314,960,983]" italics="true" pageId="17" pageNumber="67">Coloration</emphasis>
. Occipital region with broad dark cuticular mark of characteristic shape (
<figureCitation id="98E12A71FF87FFBCFE45FC1892616DE6" box="[494,577,989,1012]" captionStart="Figure 27" captionStartId="17.[839,902,1957,1978]" captionTargetBox="[845,1458,1659,1934]" captionTargetId="figure-812@17.[839,1466,1658,1936]" captionTargetPageId="17" captionText="Figure 27. Helosciomyza driesseni, upper part of occiput, showing characteristic dark mark, most setulae omitted." figureDoi="http://doi.org/10.5281/zenodo.4684048" httpUri="https://zenodo.org/record/4684048/files/figure.png" pageId="17" pageNumber="67">Fig. 27</figureCitation>
). Antennal segment 3 with large brown zone between aristal insertion and apex, tawny-orange basally and ventrally. Palpus tawnyyellow, sometimes faintly browned apically. Fore femur tawny-orange, on anterior surface with broad brown zone extending from near apex almost to base, on posterior surface with posterodorsal dark grey-pruinescent diffuse zone of variable length, usually becoming narrower and more distally restricted or fading distally, but without separate dark brownish subapical mark centred on posterior surface as in
<taxonomicName id="C7DA4D77FF87FFBCFF74FAC691566B08" box="[223,374,1283,1306]" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="macalpinei">
<emphasis id="32AEEAE6FF87FFBCFF74FAC691566B08" box="[223,374,1283,1306]" italics="true" pageId="17" pageNumber="67">H. macalpinei</emphasis>
</taxonomicName>
.
</paragraph>
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<emphasis id="32AEEAE6FF87FFBCFF6EFAE590DF6B25" box="[197,255,1312,1335]" italics="true" pageId="17" pageNumber="67">Head</emphasis>
. Cheek c. 0.39 as high as eye.
</paragraph>
<paragraph id="006536F4FF87FFBCFF6EFAF891046BBE" blockId="17.[166,795,783,1687]" pageId="17" pageNumber="67">
<emphasis id="32AEEAE6FF87FFBCFF6EFAF891326B46" box="[197,274,1341,1364]" italics="true" pageId="17" pageNumber="67">Thorax</emphasis>
. Pteropleuron and hypopleuron without setulae; proepimeral bristle minute or absent. Fore tarsal segment 4 often shorter and broader than in corresponding sex of
<taxonomicName id="C7DA4D77FF87FFBCFCABFABD913D6BBE" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="macalpinei">
<emphasis id="32AEEAE6FF87FFBCFCABFABD913D6BBE" italics="true" pageId="17" pageNumber="67">H. macalpinei</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph id="006536F4FF87FFBCFF6EFA76914B682D" blockId="17.[166,795,783,1687]" pageId="17" pageNumber="67">
<emphasis id="32AEEAE6FF87FFBCFF6EFA76910C6BD8" box="[197,300,1459,1482]" italics="true" pageId="17" pageNumber="67">Abdomen</emphasis>
. Sternite 1 vestigial, without setulae. Male postabdomen: surstylus (
<figureCitation id="98E12A71FF87FFBCFE05FA1591DB6BF5" box="[430,507,1488,1511]" captionStart="Figures 1926" captionStartId="15.[166,238,1806,1827]" captionTargetBox="[174,1459,168,1779]" captionTargetId="figure-5@15.[166,1472,151,1786]" captionTargetPageId="15" captionText="Figures 1926.(19) Helosciomyza steyskali, protandrogram.(20) H.australica, epandrium and associated structures, posterior view, semi diagrammatic, setulae omitted. (21) H. neboissi (Pelion), left surstylus, outer view, scale = 0.2 mm. (22). H. australica (Picton Lakes), left surstylus, outer view. (23). H. steyskali (Boyd River), left surstylus, outer view. (24). H. obliqua (Mount Donna Buang), left surstylus, outer view. (25). H. driesseni (holotype), left surstylus, outer view. (26). H. macalpinei (holotype), left surstylus, outer view. Figs 2126 all to same scale. c, cercus; ep, epandrium; pbf, posterobasal foot of surstylus; ss, surstylus; s5s8, sternites 5 to 8; t5, t6, tergites 5 and 6." figureDoi="http://doi.org/10.5281/zenodo.4684044" httpUri="https://zenodo.org/record/4684044/files/figure.png" pageId="17" pageNumber="67">Fig. 25</figureCitation>
) relatively slender, curved, not distally broadened, with large, setulose posterobasal tubercle and moderately developed setulae posteriorly and on medial surface.
</paragraph>
<paragraph id="006536F4FF87FFBCFF6EF98092CD6885" blockId="17.[166,795,783,1687]" pageId="17" pageNumber="67">
<emphasis id="32AEEAE6FF87FFBCFF6EF9809162684E" box="[197,322,1605,1628]" italics="true" pageId="17" pageNumber="67">Dimensions</emphasis>
(most specimens not accurately measurable). Total length,
<specimenCount id="16DCFD7DFF87FFBCFE98F9A79167686B" box="[307,327,1634,1657]" pageId="17" pageNumber="67" type="male"></specimenCount>
<quantity id="C7229B11FF87FFBCFEE5F9A79181686B" box="[334,417,1634,1657]" metricMagnitude="-3" metricUnit="m" metricValue="5.2" pageId="17" pageNumber="67" unit="mm" value="5.2">5.2 mm</quantity>
,
<specimenCount id="16DCFD7DFF87FFBCFE07F9A791E0686B" box="[428,448,1634,1657]" pageId="17" pageNumber="67" type="female"></specimenCount>
<quantity id="C7229B11FF87FFBCFE6CF9A7923C686B" box="[455,540,1634,1657]" metricMagnitude="-3" metricUnit="m" metricValue="5.7" pageId="17" pageNumber="67" unit="mm" value="5.7">5.7 mm</quantity>
; length of thorax,
<specimenCount id="16DCFD7DFF87FFBCFD75F9A792D2686B" box="[734,754,1634,1657]" pageId="17" pageNumber="67" type="male"></specimenCount>
<quantity id="C7229B11FF87FFBCFD53F9A790F26885" metricMagnitude="-3" metricUnit="m" metricValue="2.6" pageId="17" pageNumber="67" unit="mm" value="2.6">2.6 mm</quantity>
,
<specimenCount id="16DCFD7DFF87FFBCFF76F94590D16885" box="[221,241,1664,1687]" pageId="17" pageNumber="67" type="female"></specimenCount>
<quantity id="C7229B11FF87FFBCFF53F945916D6885" box="[248,333,1664,1687]" metricMagnitude="-3" metricUnit="m" metricValue="2.6" pageId="17" pageNumber="67" unit="mm" value="2.6">2.6 mm</quantity>
; length of wing,
<specimenCount id="16DCFD7DFF87FFBCFDABF94592346885" box="[512,532,1664,1687]" pageId="17" pageNumber="67" type="male"></specimenCount>
<quantity id="C7229B11FF87FFBCFDB0F945924F6885" box="[539,623,1664,1687]" metricMagnitude="-3" metricUnit="m" metricValue="6.2" pageId="17" pageNumber="67" unit="mm" value="6.2">6.2 mm</quantity>
,
<specimenCount id="16DCFD7DFF87FFBCFDD1F94592AE6885" box="[634,654,1664,1687]" pageId="17" pageNumber="67" type="female"></specimenCount>
<quantity id="C7229B11FF87FFBCFD3FF94592C96885" box="[660,745,1664,1687]" metricMagnitude="-3" metricUnit="m" metricValue="6.4" pageId="17" pageNumber="67" unit="mm" value="6.4">6.4 mm</quantity>
.
</paragraph>
</subSubSection>
<subSubSection id="48C0657FFF87FFBCFF0DF96894616CD3" pageId="17" pageNumber="67" type="distribution">
<paragraph id="006536F4FF87FFBCFF0DF968933A68D6" blockId="17.[166,794,1709,1733]" box="[166,794,1709,1733]" pageId="17" pageNumber="67">
<emphasis id="32AEEAE6FF87FFBCFF0DF968910E68D7" bold="true" box="[166,302,1709,1733]" pageId="17" pageNumber="67">Distribution</emphasis>
.
<collectingRegion id="C21EF816FF87FFBCFE92F968918168D6" box="[313,417,1709,1732]" country="Australia" name="Tasmania" pageId="17" pageNumber="67">Tasmania</collectingRegion>
: northern to south-central highlands.
</paragraph>
<paragraph id="006536F4FF87FFBCFE17F925922368E8" blockId="17.[444,515,1760,1786]" box="[444,515,1760,1786]" pageId="17" pageNumber="67">
<emphasis id="32AEEAE6FF87FFBCFE17F925922368E8" bold="true" box="[444,515,1760,1786]" pageId="17" pageNumber="67">Notes</emphasis>
</paragraph>
<paragraph id="006536F4FF87FFBCFF0DF8D595116FC5" blockId="17.[166,794,1808,2007]" lastBlockId="17.[839,1467,154,705]" pageId="17" pageNumber="67">
<taxonomicName id="C7DA4D77FF87FFBCFF0DF8D591856935" authorityName="McAlpine" authorityYear="2012" box="[166,421,1808,1831]" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="driesseni">
<emphasis id="32AEEAE6FF87FFBCFF0DF8D591856935" box="[166,421,1808,1831]" italics="true" pageId="17" pageNumber="67">Helosciomyza driesseni</emphasis>
</taxonomicName>
, together with
<taxonomicName id="C7DA4D77FF87FFBCFDFBF8D592CA6935" box="[592,746,1808,1831]" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="macalpinei">
<emphasis id="32AEEAE6FF87FFBCFDFBF8D592CA6935" box="[592,746,1808,1831]" italics="true" pageId="17" pageNumber="67">H. macalpinei</emphasis>
</taxonomicName>
and
<taxonomicName id="C7DA4D77FF87FFBCFF0DF8E8913B6956" authorityName="McAlpine" authorityYear="2012" box="[166,283,1837,1860]" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="obliqua">
<emphasis id="32AEEAE6FF87FFBCFF0DF8E8913B6956" box="[166,283,1837,1860]" italics="true" pageId="17" pageNumber="67">H. obliqua</emphasis>
</taxonomicName>
, belongs with those species of the
<taxonomicName id="C7DA4D77FF87FFBCFD0CF8E8933A6956" box="[679,794,1837,1860]" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="fuscinevris">
<emphasis id="32AEEAE6FF87FFBCFD0CF8E8933A6956" box="[679,794,1837,1860]" italics="true" pageId="17" pageNumber="67">fuscinevris</emphasis>
</taxonomicName>
group having no pteropleural setulae, antenna 3 strongly infuscated in part, and the fore femur with brown zone on anterior surface extending near base.
<taxonomicName id="C7DA4D77FF87FFBCFD88F840933A698E" authorityName="McAlpine" authorityYear="2012" box="[547,794,1925,1948]" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="driesseni">
<emphasis id="32AEEAE6FF87FFBCFD88F840933A698E" box="[547,794,1925,1948]" italics="true" pageId="17" pageNumber="67">Helosciomyza driesseni</emphasis>
</taxonomicName>
differs from related species in having a broad dark mark of characteristic shape just above the occipital foramen (
<figureCitation id="98E12A71FF87FFBCFD44F80593456EA3" box="[751,869,154,2007]" captionStart="Figure 27" captionStartId="17.[839,902,1957,1978]" captionTargetBox="[845,1458,1659,1934]" captionTargetId="figure-812@17.[839,1466,1658,1936]" captionTargetPageId="17" captionText="Figure 27. Helosciomyza driesseni, upper part of occiput, showing characteristic dark mark, most setulae omitted." figureDoi="http://doi.org/10.5281/zenodo.4684048" httpUri="https://zenodo.org/record/4684048/files/figure.png" pageId="17" pageNumber="67">Fig. 27</figureCitation>
). This mark is due to dark cuticular pigment and, though partly obscured by pale pruinescence, is demonstrably present in nine of the ten available specimens of
<taxonomicName id="C7DA4D77FF87FFBCFA9CFF1095946EFE" authorityName="McAlpine" authorityYear="2012" box="[1335,1460,213,236]" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="driesseni">
<emphasis id="32AEEAE6FF87FFBCFA9CFF1095946EFE" box="[1335,1460,213,236]" italics="true" pageId="17" pageNumber="67">H. driesseni</emphasis>
</taxonomicName>
. Other species of the
<taxonomicName id="C7DA4D77FF87FFBCFB95FF3694986F18" box="[1086,1208,243,266]" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="fuscinevris">
<emphasis id="32AEEAE6FF87FFBCFB95FF3694986F18" box="[1086,1208,243,266]" italics="true" pageId="17" pageNumber="67">fuscinevris</emphasis>
</taxonomicName>
group have at most a more restricted dark zone, more or less surrounding the supracervical setulae. In the male of
<taxonomicName id="C7DA4D77FF87FFBCFB7EFEE895766F56" authorityName="McAlpine" authorityYear="2012" box="[1237,1366,301,324]" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="driesseni">
<emphasis id="32AEEAE6FF87FFBCFB7EFEE895766F56" box="[1237,1366,301,324]" italics="true" pageId="17" pageNumber="67">H. driesseni</emphasis>
</taxonomicName>
the form of the surstylus is distinct from that of
<taxonomicName id="C7DA4D77FF87FFBCFB5EFE8E95486F70" authorityName="McAlpine" authorityYear="2012" box="[1269,1384,331,354]" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="obliqua">
<emphasis id="32AEEAE6FF87FFBCFB5EFE8E95486F70" box="[1269,1384,331,354]" italics="true" pageId="17" pageNumber="67">H. obliqua</emphasis>
</taxonomicName>
and
<taxonomicName id="C7DA4D77FF87FFBCFA0AFE8E939B6F6D" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="macalpinei">
<emphasis id="32AEEAE6FF87FFBCFA0AFE8E939B6F6D" italics="true" pageId="17" pageNumber="67">H. macalpinei</emphasis>
</taxonomicName>
(compare
<figureCitation id="98E12A71FF87FFBCFB8CFEAD944F6F6D" box="[1063,1135,360,383]" captionStart="Figures 1926" captionStartId="15.[166,238,1806,1827]" captionTargetBox="[174,1459,168,1779]" captionTargetId="figure-5@15.[166,1472,151,1786]" captionTargetPageId="15" captionText="Figures 1926.(19) Helosciomyza steyskali, protandrogram.(20) H.australica, epandrium and associated structures, posterior view, semi diagrammatic, setulae omitted. (21) H. neboissi (Pelion), left surstylus, outer view, scale = 0.2 mm. (22). H. australica (Picton Lakes), left surstylus, outer view. (23). H. steyskali (Boyd River), left surstylus, outer view. (24). H. obliqua (Mount Donna Buang), left surstylus, outer view. (25). H. driesseni (holotype), left surstylus, outer view. (26). H. macalpinei (holotype), left surstylus, outer view. Figs 2126 all to same scale. c, cercus; ep, epandrium; pbf, posterobasal foot of surstylus; ss, surstylus; s5s8, sternites 5 to 8; t5, t6, tergites 5 and 6." figureDoi="http://doi.org/10.5281/zenodo.4684044" httpUri="https://zenodo.org/record/4684044/files/figure.png" pageId="17" pageNumber="67">Fig. 25</figureCitation>
with
<figureCitation id="98E12A71FF87FFBCFB0CFEAD953C6F6D" box="[1191,1308,360,383]" captionStart="Figures 1926" captionStartId="15.[166,238,1806,1827]" captionTargetBox="[174,1459,168,1779]" captionTargetId="figure-5@15.[166,1472,151,1786]" captionTargetPageId="15" captionText="Figures 1926.(19) Helosciomyza steyskali, protandrogram.(20) H.australica, epandrium and associated structures, posterior view, semi diagrammatic, setulae omitted. (21) H. neboissi (Pelion), left surstylus, outer view, scale = 0.2 mm. (22). H. australica (Picton Lakes), left surstylus, outer view. (23). H. steyskali (Boyd River), left surstylus, outer view. (24). H. obliqua (Mount Donna Buang), left surstylus, outer view. (25). H. driesseni (holotype), left surstylus, outer view. (26). H. macalpinei (holotype), left surstylus, outer view. Figs 2126 all to same scale. c, cercus; ep, epandrium; pbf, posterobasal foot of surstylus; ss, surstylus; s5s8, sternites 5 to 8; t5, t6, tergites 5 and 6." figureDoi="http://doi.org/10.5281/zenodo.4684044" httpUri="https://zenodo.org/record/4684044/files/figure.png" pageId="17" pageNumber="67">Figs 24, 26</figureCitation>
). The two latter species are only known from mainland
<collectingCountry id="78CD7664FF87FFBCFB71FE40951D6F8E" box="[1242,1341,389,412]" name="Australia" pageId="17" pageNumber="67">Australia</collectingCountry>
, whereas
<taxonomicName id="C7DA4D77FF87FFBCFA0AFE4093876FA8" authorityName="McAlpine" authorityYear="2012" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="driesseni">
<emphasis id="32AEEAE6FF87FFBCFA0AFE4093876FA8" italics="true" pageId="17" pageNumber="67">H. driesseni</emphasis>
</taxonomicName>
is from the Tasmanian highlands, but it is possible that the distributions are incompletely known.
</paragraph>
<paragraph id="006536F4FF87FFBCFCCEFE1893966C95" blockId="17.[839,1467,154,705]" pageId="17" pageNumber="67">
Michael Driessen indicates that his material of
<taxonomicName id="C7DA4D77FF87FFBCFA0BFE1893876C00" authorityName="McAlpine" authorityYear="2012" class="Insecta" family="Helosciomyzidae" genus="Helosciomyza" kingdom="Animalia" order="Diptera" pageId="17" pageNumber="67" phylum="Arthropoda" rank="species" species="driesseni">
<emphasis id="32AEEAE6FF87FFBCFA0BFE1893876C00" italics="true" pageId="17" pageNumber="67">H. driesseni</emphasis>
</taxonomicName>
was collected by sweeping vegetation on button grass moorland. This is a low vegetation community dominated by the sedge
<taxonomicName id="C7DA4D77FF87FFBCFBE0FDF095946C5E" box="[1099,1460,565,588]" class="Liliopsida" family="Cyperaceae" genus="Gymnoschoenus" kingdom="Plantae" order="Poales" pageId="17" pageNumber="67" phylum="Tracheophyta" rank="species" species="sphaerocephalus">
<emphasis id="32AEEAE6FF87FFBCFBE0FDF095946C5E" box="[1099,1460,565,588]" italics="true" pageId="17" pageNumber="67">Gymnoschoenus sphaerocephalus</emphasis>
</taxonomicName>
, and is characteristic of certain parts of the Tasmanian highlands.
</paragraph>
<paragraph id="006536F4FF87FFBCFCCEFD4894616CD3" blockId="17.[839,1467,154,705]" pageId="17" pageNumber="67">
The specific epithet refers to Michael M. Driessen, who collected
<typeStatus id="DF618856FF87FFBCFC05FD6F93FC6CD3" box="[942,988,682,705]" pageId="17" pageNumber="67">type</typeStatus>
material.
</paragraph>
</subSubSection>
</treatment>
</document>