01194cam a22002771 4500 gs 60000272 DLC 20260227111409.0 780330s1960 dcua f000 0 eng gs 60000272 (OCoLC)3763511 DLC USlW OCoLC DLC QE75 .P9 no. 355 564.53097 Reeside, John B. (John Bernard), 1889-1958. Studies of the Mowry shale (Cretaceous) and contemporary formations in the United States and Canada, by John B. Reeside, Jr., and William A. Cobban: a stratigraphic and paleontologic study of five large assemblages of gastroplitine cephalopods interpreted as five species of Neogastroplites having an unusual degree of variability. Washington, U.S. Govt. Print. Off., 1960. iv, 126 p. illus., maps, diagrs. (2 fold. in pocket) 29 cm. Geological Survey (U.S.). Professional paper 355 Bibliography: p. 118-121. Shale. Paleontology Cretaceous. Paleontology North America. Ammonoidea. Cobban, William Aubrey, 1916- joint author. 29481 29481