Second contribution to the studies on the Cambrian faunas of North America
By: by Charles Doolittle Walcott.
Contributors: Geological Survey (U.S.)
Series: CIHM/ICMH Microfiche series -- no. 14747; Bulletin of the United States geological survey
Publisher: G.P.O.
Published: 1980
Place of publication: Washington
Language: eng
Format: Microform
Number of pages: 199
Subjects: Paleontology -- Cambrian.; Arthropoda, Fossil -- Canada.; Arthropoda, Fossil -- United States.
Notes: At head of title: United States Geological Survey.

Cover title: Bulletin of the United States Geological Survey ; no. 30.

At head of cover title: Department of the Interior.

Includes index.

Includes bibliographical references.

Filmed from a copy of the original publication held by the Douglas Library, Queen's University. Ottawa : Canadian Institute for Historical Microreproductions, 1980.