Imlay, Ralph Willard 1908-1989
Succession and speciation of the Pelecypod Aucella / by Ralph W. Imlay. -- Washington : United States Government Printing Office, 1959 - P. 155-167, [2] h. de lam. -- (Geological Survey Professiona Paper ; 314-G).
Braquiópodos fósiles
564.8
Succession and speciation of the Pelecypod Aucella / by Ralph W. Imlay. -- Washington : United States Government Printing Office, 1959 - P. 155-167, [2] h. de lam. -- (Geological Survey Professiona Paper ; 314-G).
Braquiópodos fósiles
564.8