The differential characteristics of the Mexican snakes related to Geophis dubius (Peters). American Museum novitates ; no. 2277

Bogert, Charles M. (Charles Mitchill), 1908-1992.Porter, Ann P.2005-10-062005-10-061966http://hdl.handle.net/2246/329519 p. : 1 ill. ; 24 cm.Includes bibliographical references (p. 18-19).2087690 bytesapplication/pdfen-USQL1 .A436 no.2277, 1966Geophis dubius.GeophisSnakes -- MexicoReptiles -- MexicoThe differential characteristics of the Mexican snakes related to Geophis dubius (Peters). American Museum novitates ; no. 2277text