McGregor, Don L. and Robert V. Kesling books & textbook
Copulatory Adaptations in Ostracods. Part I. Hemipenes of Candona; Part II. Adaptations in Living Ostracods; Part III. Adaptations in Some Extinct Ostracods
McGregor, Don L. and Robert V. Kesling
Museum of Paleontology, University of Michigan /1969T Paperback
