A revision of the Afrotropical species of Pachylophus Loew (Diptera: Chloropidae) and some related Ovoviviparous genera Deeming, John C. Zootaxa 2018 2018-09-17 4482 1 1 51 63JL4 1990794 Loew, 1858 Loew 1858 [151,455,1590,1616] Insecta Chloropidae Pachylophus GBIF Animalia Diptera 2 3 Arthropoda genus  Type species:  Pachylophus frontalis Loew 1858: 121   Pachylophusis defined by the combination of its chloropine wing venation (costa extending to apex of R4+5), its appreciably swollen hind femur, frontal triangle with only a single line of setae on either side, face lacking a median carina and the compactly black-haired arista situated preapically or apically on a postpedicel that is more or less reniform, though in  P. mirabilis, described here, it is more produced apically.