The skeleton of Poecilospondylus francisi, a new genus and species of Pelycosauria. Bulletin of the AMNH ; v. 28, article 18

By

Case, E. C. (Ermine Cowles), 1871-1953
Sternberg, Charles H. (Charles Hazelius), 1850-

Type

Book

Publication info

1910

Language

English