Two new bees of the genus Colletes, oligotropic upon Petalostemum. American Museum novitates ; no. 186

Swenk, Myron Harmon, 1883-1941.2005-10-062005-10-061925http://hdl.handle.net/2246/45099 p. ; 23 cm.Includes bibliographical references.1178767 bytesapplication/pdfen-USQL1 .A436 no.186, 1925Colletes susannae.Colletes howardi.Bees -- Nebraska -- Lincoln Region -- Classification.Bees -- Middle West -- Classification.Bees -- North Carolina -- Southern Pines Region -- Classification.Insects -- Nebraska -- Lincoln Region -- Classification.Insects -- Middle West -- Classification.Insects -- North Carolina -- Southern Pines Region -- Classification.Petalostemum purpureum.Petalostemum corymbosum.Two new bees of the genus Colletes, oligotropic upon Petalostemum. American Museum novitates ; no. 186text