American Silurian crinoids
By: by Frank Springer
Publisher: The Smithsonian Institution
Published: 1926
Place of publication: Washington, D.C
Language: eng
Number of pages: 239
Subjects: Crinoidea, Fossil; Paleontology -- Silurian
Notes: At head of title: Smithsonian Institution

"Publication 2871."

Includes index

Bibliography: p. 146-152