Two new crinoids from the Devonian of Michigan
By: by G.M. Ehlers
Series: Contributions from the Museum of Geology, University of Michigan -- vol. II. 6. June 3, 1925; Contributions from the Museum of Geology -- vol. II. 6. June 3, 1925.
Publisher: University of Michigan
Published: 1925
Place of publication: Ann Arbor
Language: eng
Number of pages: 104
Subjects: Fossil Crinoidea; Paleontology
Notes: Cover title.