Additional description of the genus Zatrachys Cope. Bulletin of the AMNH ; v. 23, article 30.

Case, E. C. (Ermine Cowles), b. 1871.2005-10-062005-10-061907http://hdl.handle.net/2246/1426p. 665-668 : ill. ; 24 cm.Includes bibliographical references.588734 bytesapplication/pdfen-USQH1 .A4 vol.23, art.30, 1907Zatrachys apicalis.Amphibians, Fossil -- Texas -- Wilbarger County.Paleontology -- Permian -- Texas -- Wilbarger County.Paleontology -- Texas -- Wilbarger County.Additional description of the genus Zatrachys Cope. Bulletin of the AMNH ; v. 23, article 30.Description of the genus Zatrachystext