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: Journal of paleontology -- vol.60, no.4, supplement 12; Memoir / Paleontological Society -- 20
Publisher: Paleontological Society
Published: 1986
Place of publication: Tulsa, Okla
Language: eng