upper Ordovician cephalopods of the Oslo area
By: by Trygve Strand.
Series: Contributions from the Paleontological Museum -- no. 9
Publisher: A.W. Brøggers Boktrykkeri
Published: 1933
Place of publication: Oslo
Language: eng
Number of pages: 115
Subjects: Paleontology -- Ordovician; Cephalopoda, Fossil; Paleontology -- Norway -- Oslo region
Other titles: Norsk geologisk tidsskrift
Notes: Reprint. Originally published: Norsk geologisk tidsskrift. -- Bd. 14, hefte 1. -- Oslo, 1933.

Bibliography: p. 113-115.