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 10.5281/zenodo.155887 29fc5ef3-a547-4eb8-9753-8085aa3f215e 1175­5326 155887 Subgenus Neochelynia Schrottky Neochelynia Schrottky 1920: 187. Type species: Neochelynia paulista Schrottky 1920. Monobasic. Synonymy of Michener 2000 : 562. Megachile (Neomegachile) Mitchell 1934 : 302 , 306. Type species: Megachile chichimeca Cresson 1878 . Original designation. Michener et al 1994 : 149 . Cressoniella (Neomegachile) Mitchell 1980 : 63 .