Monograph of the fossil Polyzoa of the Secondary and Triassic formations of North America.

Detached from Journal of the Academy of Natural Sciences of Philadelphia, v. 5. Mode of access: Internet. With this is bound: Cassin, J. Descriptions of new birds from Western Africa . and Lea, I. New Unionidae of the United States and Arctic America.

Bibliographic Details
Main Authors: Gabb, William M., Horn, George H. (George Henry), 1840-1897.
Format: Text
Language:English
Published: [Philadelphia, Academy of Natural Sciences of Philadelphia, 1862]
Subjects:
Bryozoa
Fossil
Paleontology
Arctic
Online Access:http://hdl.handle.net/2027/uc1.c034657101
Description
Summary:Detached from Journal of the Academy of Natural Sciences of Philadelphia, v. 5. Mode of access: Internet. With this is bound: Cassin, J. Descriptions of new birds from Western Africa . and Lea, I. New Unionidae of the United States and Arctic America.

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