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The Genus Vesperispira (Gastropoda: Pleurotomarioidea) from the Permian of Two Displaced Terranes, Western United States
Thomas E. Yancey, Ellen E. Strong and Rex A. HangerVolume:
74
Language:
english
Journal:
Journal of Paleontology
DOI:
10.2307/1306952
Date:
July, 2000
File:
PDF, 412 KB
english, 2000