Some American Cretaceous fish scales
Subtitle: with notes on the classification and distribution of Cretaceous fishes
By: by T. D. A. Cockerell.
Series: Geological Survey professional paper -- 120-I; Shorter contributions to general geology
Publisher: U.S. Govt. Print. Off.
Published: 1919
Place of publication: [Washington
Language: eng
Number of pages: 206
Subjects: Scales (Fishes); Fishes, Fossil -- West (U.S.); Paleontology -- Cretaceous.
Notes: Includes bibliographical references and index.

Library's copy imperfect: p. 165-166 torn and taped.