Proctothylacocrinus esseri, a new crinoid from the Middle Devonian Silica Formation of northwestern Ohio
By: by Robert V. Kesling.
Series: University of Michigan. Contributions from the Museum of Paleontology,; v. 20, no. 4; Contributions from the Museum of Paleontology ;; v. 20, no. 4.
Publisher: Museum of Paleontology, University of Michigan
Published: 1965
Place of publication: Ann Arbor
Language: eng
Number of pages: 88
Subjects: Proctothylacocrinus esseri; Paleontology -- Devonian; Paleontology -- Ohio -- Silica; Silica Formation (Ohio and Mich.)
Notes: Bibliography: p. 82.
Cover title.