Bibliographic index of Permian invertebrates.

Bibliographic Details
Main Author:	Branson, Carl C. (Carl Colton), 1906-1975
Format:	Book
Language:	English
Published:	[New York], [publisher not identified] ; 1948.
Series:	Memoir (Geological Society of America) ; 26.
Subjects:	Invertebrates, Fossil > Bibliography. Paleontology > Permian > Bibliography.