Upper Triassic marine invertebrate faunas of North America /

Bibliographic Details
Main Author:	Smith, James Perrin, 1864-1931
Format:	Government Document Book
Language:	English
Published:	Washington : U.S. Gov't. Print. Off, 1927.
Series:	Geological Survey (U.S.). Professional paper - United States Geological Survey ; no. 141
Subjects:	Invertebrates, Fossil > North America. Paleontology > Triassic. Animals, Fossil > North America.

by Smith, James Perrin, 1864-1931
Published 1927

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