Genus Hexachaeta Loew

Hexachaeta Loew, 1873: 219 . Type species, Trypeta eximia Wiedemann (subs. des. Coquillett, 1910: 552). Refs.: Wulp, 1899: 402 (key to 3 spp.); Hendel, 1914b: 82 (in key); Hendel, 1914c: 5 (in key), 23 (comm.); Bates, 1933: 50 (comm.); Hering, 1941: 134 (key to 5 spp.); Aczél, 1950a: 192 (cat.); Lima, 1953b: 557 (rev. of eximia group); Lima, 1953a: 153 (rev. of amabilis group); Lima, 1954a: 277 (rev. of socialis group); Foote, 1967: 26 (cat.); Foote, 1980: 7 (in key), 31 (rev.); Foote et al., 1993: 206 (key to 3 spp.); Norrbom et al., 1999b: 158 (cat.); Hernández-Ortiz, 2006: 13 (taxonomy).

Neohexachaeta Lima, 1953b: 566 . Type species, guatemalensis Lima (orig. des.). Foote, 1980: 31 (syn.).