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 alta Mitchell , new comb. Megachile alta Mitchell 1930 : 284 ­285. Female. Type locality: Costa Rica . Type repository: ANSP 4125. Examined. Megachile (Neomegachile) alta Mitchell 1934 : 302 .