New combinations and synonymies of leafcutter and mason bees of the Americas (Megachile, Hymenoptera, Megachilidae) Author Raw, Anthony text Zootaxa 2002 71 1 43 journal article 51436 10.5281/zenodo.155887 29fc5ef3-a547-4eb8-9753-8085aa3f215e 1175­5326 155887 bigibbosa Friese , new comb. Megachile bigibbosa Friese 1908a : 66 . Female. Type locality: Tucuman, Argentina . Megachile cylindrica forma bigibbosa Schrottky 1913b : 247 . Eumegachile (Sayapis) bigibbosa Durante & Diaz 1996 : 330 .