Upper Bromide Formation and Viola Group (Middle and Upper Ordovician) in eastern Oklahoma.

Bibliographic Details
Other Authors:	Amsden, Thomas William, Sweet, Walter C.
Format:	Book
Language:	English
Published:	Norman : University of Oklahoma, 1983.
Series:	Bulletin (Oklahoma Geological Survey) ; 132.
Subjects:	Paleontology > Ordovician. Paleontology > Oklahoma.

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