01303cam a22002651 4500 gs 43000010 DLC 20260227111348.0 790608r1942uuuuilua b s000 0 eng gs 43000010 (OCoLC)5048587 DLC TxCM DLC QE817.O8 C63 Cooper, Chalmer L. (Chalmer Lewis), 1898- Occurrence and stratigraphic distribution of Paleozoic ostracodes, by Chalmer L. Cooper. Printed by authority of the state of Illinois. Urbana, Illinois, 1942. 764-776 p. illus. Illinois State Geological Survey Report of investigations no. 83 At head of title: State of Illinois, Dwight H. Green, Governor. Dept. of Registration and Education, Frank G. Thompson, Director. Division of the State Geological Survey, M. M. Leighton, Chief, Urbana. "Reprinted from the Journal of Paleontology, vol. 16, no. 6, November, 1942." "Presented at the conference of the Research Committee on Sedimentation, at the 27th Annual meeting of the American Association of Petroleum Geologists, Denver, April 21, 1942."--p. 764. References: p. 773, 776. Ostracoda, Fossil. Paleontology Paleozoic. 27870 27870