00981cam a22002651 4500 gs 34000013 DLC 20260227111338.0 761215s1933 nbuaf b s001 0 eng c gs 34000013 (OCoLC)2624038 U. S. Geol. Survey. Libr. TxWB TxWB OCoLC DLC premarc QE135 .A4 no. 9 564.5 Miller, A. K. (Arthur K.), 1902- The nautiloid cephalopods of the Pennsylvanian system in the mid-continent region, by A. K. Miller, Carl O. Dunbar and G. E. Condra. [Lincoln] Printed by the authority of the state of Nebraska, 1933. 240 [5] p. illus., XXIV pl. 25 cm. Nebraska. Gelogical survey. Bulletin 9, second ser. Bibliography: p. 237-240. Cephalopoda, Fossil. Paleontology Pennsylvanian. Nebraska Geological Survey. Bulletin ; no. 9. 27064 27064