O. Merkl szerk.: Folia Entomologica Hungarica 66. (Budapest, 2005)

antennae with a whorl of scale-like hairs before the both whorls of ordinary hairs; gonarcus without internal projection. - Distribution: Southern Palaearctic. Coniopteryx bicuspis group - Species included: C. accrana MEINANDER, 1975, C. bicuspis TJEDER, 1957, C. brevicornis SZIRÁKI, 1994, C brothersi MEINANDER, 1983, C. endroedii SZIRÁKI, 1994, C frontalis MEINANDER, 1983, C. ghanana SZIRÁKI, 1994, C. latilobis MEIN ANDER, 1975, C. latistylus MEIN ANDER, 1975, C. pacifista MONSERRAT, 1994, C. pinkeri ASPÖCK et ASPÖCK, 1965, C. spatulifera MEINANDER, 1983, C. squamata MEINANDER, 1983, C stuckenbergi TJEDER, 1957, C triantennata MONSERRAT, 1994, C. tropica SZIRÁKI, 1994, C. vojnitsi SZIRÁKI, 1994, C. wowifuna MONSERRAT, 1994. - Main distinctive features: gonarcus small, but male genitalia without other peculiar modifications; scale-like hairs on the male flagellar segments present. - Distribution: mostly in Afrotropical Region, but one species in Sri Lanka and another on the Canari Islands. Coniopteryx collaris group - Species included: C. coliaris SZIRÁKI, 1997, C. stylobasalis SZIRÁKI et VAN HARTEN 2005. - Main distinctive features: processus apicalis of paramere with a very long, forwards directed projection, or with a fused, collar-like structure. - Distribution: Yemen. Coniopteryx crassicornis group - Species included: C. aequatoriana MONSERRAT, 1989, C. crassicornis ESBEN-PETERSEN, 1928, C. laticaudata SZIRÁKI, 1994, C. unguicaudata SZIRÁKI et GREVE, 1996. - Main distinctive features: gonarcus without internal projection; stylus forked, and its posterior branch wide, usually lobe like. - Distribution: Afrotropical Region. Coniopteryx diversicornis group - Species included: C canadensis MEINANDER, 1972, C. canariensis MONSERRAT 2002, C. diversicornis MEINANDER, 1972, C. meinanderi JOHNSON, 1980, C. texana MEINANDER, 1972. - Main distinctive features: stylus unforked, gonarcus without internal projection, antennae without scale-like hairs. - Distribution: North America (4 species) and Canary Islands (1 species). Coniopteryx loipetsederi group - Species included: C. atlantica OHM, 1963, C. kisi SZIRÁKI, 1994, C. loipetsederi ASPÖCK, 1963. - Main distinctive features: gonarcus ending in a long, thorn- or claw-like projection; hypandrium between processus lateralis and processus terminális very short. - Distribution: two species in the south-western parts of the Palaearctic, and one in the Afrotropical Region. Coniopteryx maculithorax group - Species included: C. maculithorax ENDERLEIN, 1906, C. occidentalis MEINANDER, 1972, C. orientális MEINANDER, 1972, C. tillyardi MEINANDER, 1972. - Main distinctive features: gonarcus without internal projection; stylus forked, and its posterior branch acute. - Distribution: Australia.