Gans, Carl, 1923-2005-10-062005-10-061971http://hdl.handle.net/2246/268332 p. : ill., maps ; 24 cm.Includes bibliographical references (p. 30-32)."Three monospecific genera of Neotropical amphisbaenids, Aulura, Bronia, and Mesobaena are redescribed, based on all known available specimens. A key to all American genera of amphisbaenians is included. Each form is considered a valid species, seemingly sufficiently discrete to justify the retention of the genus. Only for Mesobaena are sample size and field data sufficient to document geographical variation"--P. [1].4714953 bytesapplication/pdfen-USQL1 .A436 no.2475, 1971Aulura anomalaBronia brasilianaMesobaena huebneriAmphisbaenidae -- BrazilAmphisbaenidae -- Amazon River ValleyAmphisbaenidae -- Orinoco River Valley (Venezuela and Colombia)Reptiles -- BrazilReptiles -- Amazon River ValleyReptiles -- Orinoco River Valley (Venezuela and Colombia)text