A four-horned pelycosaurian from the Permian of Texas. Bulletin of the AMNH ; v. 24, article 11.

Matthew, William Diller, 1871-1930.Sternberg, Charles H. (Charles Hazelius), b. 1850.2005-10-062005-10-061908http://hdl.handle.net/2246/1434p. 183-185 : 1 ill. ; 24 cm.361679 bytesapplication/pdfen-USQH1 .A4 vol.24, art.11, 1908Tetraceratops insignis.Skull.Pelycosauria -- Texas -- Baylor County.Reptiles, Fossil -- Texas -- Baylor County.Paleontology -- Permian -- Texas -- Baylor County.Paleontology -- Texas -- Baylor County.A four-horned pelycosaurian from the Permian of Texas. Bulletin of the AMNH ; v. 24, article 11.Fourhorned pelycosaurian from the Permian of Texastext