Descriptive notes of new genera and species from the lower Cambrian or Olenellus zone of North America
By: By Charles D. Walcott...
Series: Geological pamphlets. Paleontology -- 417-464; Geological pamphlets -- 417-464
Publisher: Govt. pr. off.
Published: 1889
Place of publication: Washington
Language: eng
Number of pages: 46
Subjects: Paleontology
Notes: From the Proceedings of the United States national museum, vol.xii...

At head of title: Smithsonian institution...