The Jurassic and Cretaceous rudistids of Oregon
By: by Ralph L. Lupher and Earl L. Packard.
Contributors: Packard, Earl L. b. 1885.
Series: University of Oregon publication -- v. 1, no. 3.
Publisher: The University
Published: 1930
Place of publication: Eugene
Language: eng
Number of pages: 224
Subjects: Hippuritoida -- Oregon.; Paleontology -- Jurassic.; Paleontology -- Cretaceous.; Paleontology -- Oregon.
Notes: Descriptive letterpress on versos facing the plates.

"February 1930."