Trixoscelis

Trixoscelis is a genus of flies in the family Heleomyzidae. 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.

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) c g
 * 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) 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
 * 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
 * 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
 * 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
 * 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
 * T. similis Hackman, 1970 c g
 * 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
 * T. yugoslavensis (Bequaert, 1960) g

Data sources: i = ITIS, c = Catalogue of Life, g = GBIF, b = Bugguide.net