Fish skulls
Subtitle: a study of the evolution of natural mechanisms
By: by William K. Gregory.
Contributors: American Philosophical Society.
Series: Transactions of the American Philosophical Society -- n.s. v. 23, pt. 2
Publisher: American Philosophical Society
Published: 1933
Place of publication: Philadelphia
Language: eng
Number of pages: 481
Subjects: Fishes -- Anatomy.; Skull.; Evolution.
Notes: Includes bibliographical references (p. 457-468).