Form, structure and function of shell and siphuncle in coiled Mesozoic ammonoids
By: [by] G. E. G. Westermann.
Series: Royal Ontario Museum. Life Sciences. Contributions, no. 78
Publisher: Royal Ontario Museum
Published: 1971
Place of publication: [Toronto]
Language: eng
Number of pages: 39
Subjects: Ammonoidea.; Paleontology -- Mesozoic.
Notes: Bibliography: p. 36-39.