
																
																	Close evolutionary affinities between freshwater corbulid bivalves from the Neogene of western Amazonia and Paleogene of the northern Great Plains, USA
																
																
																
															Keywords: بیولوژیا; Bivalvia; Corbulidae; Freshwater; Neogene; Pachydon; Paleogene; Pebas Formation; Tongue River Formation; Western Amazonia; Williston Basin