Francis de Castelnau's Essai sur le systeme silurien de l'Amerique septentrionale and the status of his Spirifer huroniensis /

Bibliographic Details
Main Author:	Ehlers, George Marion, 1891-
Other Authors:	Wright, Jean Davies
Format:	Book
Language:	English
Published:	Ann Arbor : Museum of Paleontology, University of Michigan, 1957.
Series:	Contributions from the Museum of Paleontology ; v. 13, no. 7.
Subjects:	Castelnau, Francis, > comte de, > 1812-1880. > Essai sur le systeme silurien de l'Amerique septentrionale. Spirifer huroniensis.

Description
Item Description:	"From the Ermine Cowles Case memorial volume."
Physical Description:	175-180 pages : plates.
Bibliography:	Bibliography: page 179.