MSBIAS source details
Stephenson, L. W. (1955). Owl Creek (Upper Cretaceous) fossils from Crowleys Ridge, southeastern Missouri. United States Geological Survey Professional Paper. 274-E: 97-140, pls. 14-24.
456569
Stephenson, L. W.
1955
Owl Creek (Upper Cretaceous) fossils from Crowleys Ridge, southeastern Missouri
United States Geological Survey Professional Paper
274-E: 97-140, pls. 14-24
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