Trixoscelis

Trixoscelis
	Trixoscelis marginella
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Diptera
Family:	Heleomyzidae
Genus:	Trixoscelis ; Rondani, 1856
Type species
	Geomyza obscurella ; Fallén, 1823
Synonyms
	Trichoscelis Czerny ; Geomyza Fallén, 1810;

Last updated June 03, 2025

Trixoscelis is a genus of flies in the family Heleomyzidae.^[1]^[2] For the most part they are small to minute flies found in warm semi-arid conditions on sand dunes, dry grasslands or shrubby places. They are widely distributed in the Palaearctic.^[3]

Species

These 94 species belong to the genus Trixoscelis:

T. adnubila Cogan, 1977^{c g}
T. albinervis (Roser, 1840)^{c g}
T. approximata (Loew, 1865)^[4]^{c g}^[3]
T. auroflava Soós, 1977^{c g}
T. baliogastra (Czerny, 1909)^g
T. beckeri Soós, 1977^{c g}
T. bistriata Soós, 1977^{c g}
T. brandbergensis Woźnica, 2000^{c g}
T. brincki Cogan, 1971^{c g}
T. buccata Melander, 1952^{i c g}
T. canescens (Loew, 1865)^[4]^{c g}
T. cinerea (Coquillett, 1902)^{i c g}
T. claripennis (Malloch, 1913)^{i c g}
T. coei (Bequaert, 1960)^{c g}
T. coetzeci Cogan, 1977^{c g}
T. cogani Woźnica, 2000^{c g}
T. costalis (Coquillett, 1901)^{c g}
T. crassitarsa Soós, 1977^{c g}
T. curvata Carles-Tolra, 1993^{c g}
T. deemingi Woźnica, 2009^{c g}
T. deserta (Melander, 1952)^{i c g b}
T. deserticola Cogan, 1977^{c g}
T. discolor Soós, 1977^{c g}
T. dumbii Cogan, 1977^{c g}
T. flagellata Carles-Tolra & Ventura, 2001^{c g}
T. flavens (Melander, 1952)^{i c g}
T. flavida (Melander, 1952)^{i c g b}
T. flavipalpis Cogan, 1971^{c g}
T. franzi Soós, 1979^{c g}
T. frontalis (Fallén, 1823)^{i c g}^[3]
T. fucipennis Cogan, 1971^{i c g}
T. fumipennis (Melander, 1913)^{c g}
T. gentilis (Frey, 1936)^{c g}
T. gigans Carles-Tolra, 2001^{c g}
T. hessei Cogan, 1971^{c g}
T. incognita Woźnica, 2000^{c g}
T. intermedia Cogan, 1971^{c g}
T. irrorata Cogan, 1977^{c g}
T. jonesi Cogan, 1977^{c g}
T. jugoslaviensis (Bequaert, 1960)^{c g}
T. laeta (Becker, 1907)^{c g}
T. lindneri Cogan, 1977^{c g}
T. litorea (Aldrich, 1908)^{i c g}
T. lyneborgi Hackman, 1970^{c g}^[2]
T. marginella (Fallén, 1823)^{c g}
T. margo Papp, 2005^{c g}
T. melanderi (Vockeroth, 1965)^{i c g}
T. mendezabali Hackman, 1970^{c g}^[2]
T. migueli Woźnica, 2009^{c g}
T. millennica Woźnica, 2000^{c g}
T. mixta Soós, 1977^{c g}
T. mohavea (Melander, 1952)^{i c g}
T. mongolica Soós, 1977^{c g}
T. namibensis Cogan, 1977^{c g}
T. nigra Cogan, 1971^{c g}
T. nigrifemorata (Bezzi, 1908)^{c g}
T. nigritarsa Soós, 1977^{c g}
T. nitidiventris (Melander, 1952)^{i c g}
T. nubila Cogan, 1971^{c g}
T. nuda (Coquillett, 1910)^{c g}
T. obscurella (Fallén, 1823)^{c g}^[3]
T. ornata (Johnson, 1895)^{c g}
T. pallida Cogan, 1971^{c g}
T. paraproxima Soós, 1979^{c g}
T. pedestris (Loew, 1865)^{c g}
T. peregrina Cogan, 1971^{c g}
T. phylacis Séguy, 1953^{c g}
T. plebs (Melander, 1952)^{i c g}
T. polita (Malloch, 1931)^b
T. problematica Cogan, 1971^{c g}
T. proxima (Séguy, 1936)^{c g}
T. psammophila Hackman, 1970^{c g}
T. puncticornis (Becker, 1907)^{c g}
T. punctifera (Bezzi, 1908)^{c g}
T. pygochroa (Melander, 1952)^{i c g}
T. sabinaevae Carles-Tolra, 1993^{c g}
T. sabulicola (Frey, 1958)^{c g}
T. sagulata (Melander, 1952)^{i c g}
T. sanctiferdinandi (Czerny, 1909)^{c g}
T. serpens Carles-Tolra, 2001^{c g}
T. sexlineata Frey, 1949^{c g}
T. signifera (Melander, 1952)^{i c g b}^[5]
T. similis Hackman, 1970^{c g}^[2]
T. stuckenbergi Cogan, 1971^{c g}
T. stukei Woźnica, 2009^{c g}
T. subobscura Cogan, 1971^{c g}
T. suffusa (Melander, 1952)^{i c g}
T. triplex (Melander, 1952)^{i c g}
T. tumida (Melander, 1952)^{i c g}
T. uniformis Cogan, 1971^{c g}
T. vanharteni Woźnica, 2009^{c g}
T. vikhrevi Woźnica, 2007^{c g}^[3]
T. yugoslavensis (Bequaert, 1960)^g

Data sources: i = ITIS,^[5] c = Catalogue of Life,^[6] g = GBIF,^[7] b = Bugguide.net^[8]

References

↑ "Fauna Europaea". European Commission. Archived from the original on August 10, 2014. Retrieved 5 January 2012.
1 2 3 4 Hackman, Walter (1970). "Trixoscelidae (Diptera) from Southern Spain and Description of a New Trixoscelis Species from Northern Europe". Entomologica Scandinavica. 1 (2). Scandinavian Society of Entomology.: 127–134. doi:10.1163/187631270x00168. ISSN 0013-8711.
1 2 3 4 5 Woźnica, Andrzej J. (2007). "New records of the Turkish Sunflies (Diptera: Trixoscelididae) with description of a new Trixoscelis species". Annals of the Upper Silesian Museum (Entomology). 14–15: 59–64.
1 2 Loew, Hermann (1865). "Ueber die europaischen Arten der Gattung Geomyza" (PDF). Deutsche Entomologische Zeitschrift. 9: 14–25. Retrieved 27 May 2018.
1 2 "Trixoscelis Report". Integrated Taxonomic Information System. Retrieved 2018-05-03.
↑ "Browse Trixoscelis". Catalogue of Life. Retrieved 2018-05-03.
↑ "Trixoscelis". GBIF. Retrieved 2018-05-03.
↑ "Trixoscelis Genus Information". BugGuide.net. Retrieved 2018-05-03.

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[1] "Fauna Europaea". European Commission. Archived from the original on August 10, 2014. Retrieved 5 January 2012.

[Hackman-2] 1 2 3 4 Hackman, Walter (1970). "Trixoscelidae (Diptera) from Southern Spain and Description of a New Trixoscelis Species from Northern Europe". Entomologica Scandinavica. 1 (2). Scandinavian Society of Entomology.: 127–134. doi:10.1163/187631270x00168. ISSN 0013-8711.

[Woźnica-3] 1 2 3 4 5 Woźnica, Andrzej J. (2007). "New records of the Turkish Sunflies (Diptera: Trixoscelididae) with description of a new Trixoscelis species". Annals of the Upper Silesian Museum (Entomology). 14–15: 59–64.

[Loew1865-4] 1 2 Loew, Hermann (1865). "Ueber die europaischen Arten der Gattung Geomyza" (PDF). Deutsche Entomologische Zeitschrift. 9: 14–25. Retrieved 27 May 2018.

[itis-5] 1 2 "Trixoscelis Report". Integrated Taxonomic Information System. Retrieved 2018-05-03.

[catlife-6] "Browse Trixoscelis". Catalogue of Life. Retrieved 2018-05-03.

[gbif-7] "Trixoscelis". GBIF. Retrieved 2018-05-03.

[bugref-8] "Trixoscelis Genus Information". BugGuide.net. Retrieved 2018-05-03.

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Trixoscelis

Trixoscelis marginella
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Diptera
Family:	Heleomyzidae
Genus:	Trixoscelis Rondani, 1856
Type species
Geomyza obscurella Fallén, 1823
Synonyms
Trichoscelis Czerny Geomyza Fallén, 1810