Marshall, Norman Bertram. Explorations in the life of fishes [by] N. B. Marshall. - Cambridge Harvard University Press 1971. - 204 p. illus. 25 cm. - Harvard books in biology no. 7 . Bibliography: p. 173-185. ISBN: 0674279514 LCCN: 75129122 //r92 Subjects--Topical Terms: FishesConvergence BiologyDeep-sea fishes. LC Class. No.: QL618.2 / .M37 Dewey Class. No.: 597.5