New and little known genera and species of vertebrates from the Lower Permian of Oklahoma /

Bibliographic Details
Main Author: Olson, Everett C. (Everett Claire), 1910-1993
Format: Book
Language:English
Published: [Chicago] : Field Museum of Natural History, 1970.
Series:Publication (Field Museum of Natural History) ; 1090.
Fieldiana. Geology ; v. 18, no. 3.
Subjects:

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