The Holopogon complex of North America, excluding Mexico, with the descriptions of a new genus and a new subgenus (Diptera, Asilidae). American Museum novitates ; no. 1980

Martin, Charles Herbert, 1901-2005-10-062005-10-061959http://hdl.handle.net/2246/250940 p. : ill. ; 24 cm.Includes bibliographical references (p. 40).4096159 bytesapplication/pdfen-USQL1 .A436 no.1980, 1959HolopogonHadrokolosDasyholopogonRobber flies -- United StatesRobber flies -- CanadaInsects -- United StatesInsects -- CanadaThe Holopogon complex of North America, excluding Mexico, with the descriptions of a new genus and a new subgenus (Diptera, Asilidae). American Museum novitates ; no. 1980text