The nature of shield abnormalities in the turtle shell
By: [by] Rainer Zangerl and Ralph G. Johnson.
Contributors: Johnson, Ralph Gordon, 1927- joint author.
Series: Fieldiana: geology,; v. 10, no. 29
Publisher: Chicago Natural History Museum
Published: 1957
Place of publication: [Chicago]
Language: eng
Number of pages: 362
Subjects: Turtles
Notes: Bibliography: p. 361-362.