Trilobites from the lower Champlainian formations of the Appalachian Valley.

Bibliographic Details
Main Author:	Cooper, Byron Nelson, 1912-1971
Format:	Book
Language:	English
Published:	[New York] : [Geological Society of America], 1953.
Series:	Memoir (Geological Society of America) ; 55.
Subjects:	Trilobites. Paleontology > Ordovician. Paleontology > Southern States.

Description
Physical Description:	v, 69 pages : illustrations ; 26 cm.
Bibliography:	"References cited": 46