Mitchell 1930 : 251 New combinations and synonymies of leafcutter and mason bees of the Americas (Megachile, Hymenoptera, Megachilidae) Raw, Anthony Zootaxa 2002 71 1 43 6R7XL Mitchell Mitchell [264,446,715,742] Insecta Megachilidae Megachile Animalia Hymenoptera 11 12 Arthropoda species trucis comb. nov.     Megachile trucis  Mitchell 1930: 251. Male. Typelocality: Villarrica, Paraguay. Mitchell's description suggests the species is a member of this subgenus.