Ordovician sphinctozoan sponges from the eastern Klamath Mountains, northern California
By: J. Keith Rigby and A. W. Potter.
Contributors: Potter, A. W.; Paleontological Society.
Series: Memoir / Paleontological Society -- 20.; Memoir (Paleontological Society) -- 20.
Publisher: Paleontological Society, Inc.
Published: 1986
Place of publication: [Columbus, Ohio]
Language: eng
Number of pages: 47
Subjects: Sponges, Fossil.; Paleontology -- Ordovician.; Paleontology -- California.
Other titles: Journal of paleontology. Supplement ; v. 60, no. 4.
Notes: Published as supplement to the Journal of Paleontology, v. 60, no. 4.

"Part II of II."

Bibliography: p. 44-47.