00802cam a22002411 4500 gs 68000133 DLC 20260227111421.0 710913s1968 nyuf b 00010 eng c gs 68000133 //r90 U.S. Geol. Survey. Libr. DLC DLC QE809 .S504 564/.3 Olsson, Axel A. (Axel Adolf), 1889-1976. Notes on Siphocypraea, by Axel A. Olsson and Richard E. Petit. Ithaca, N.Y., Paleontological Research Institution, 1968. 280-289 p. plate. 24 cm. Bulletins of American paleontology, v. 54, no. 242 Bibliography: p. 284-285. Siphocypraea. Paleontology Miocene. Petit, Richard E., joint author. 30408 30408