Assertion: common opossum | /r/AtLocation | the fossil record
Facets:
value: in the pliocene of south america
type: TEMPORAL
Source sentences:
text: Didelphis virginiana first appears in the fossil record in the Pliocene of South America and is first seen in North America during the Pleistocene, having crossed the Panamanian land bridge during the Great American Interchange (McManus, 1974).