The Carboniferous gastropod genus Glabrocingulum Thomas Sloan, Robert E. (Robert Evan), 1929- creator text book [Chicago] Chicago Natural History Museum 1955 1955
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ENG Caption title. "December 20, 1955." Fieldiana series has been published as Geological Series by Field Columbian Museum (1895-1909) and Field Museum of Natural History (1909-1943), and as Fieldiana: Geology by Chicago Natural History Museum (1945-1966) and Field Museum of Natural History (1966-). Carboniferous Glabrocingulum Paleontology QE1 .F4 vol. 10, no. 22 Fieldiana, Geology, v. 10, no. 22 https://www.biodiversitylibrary.org/bibliography/42260 Publication (Chicago Natural History Museum), 780 https://www.biodiversitylibrary.org/bibliography/3363 3803768 56001308 10.5962/bhl.title.3363 DLC