puercan中文什么意思

普埃尔科阶

百科释义

The Puercan North American Stage on the geologic timescale is the North American faunal stage according to the North American Land Mammal Ages chronology (NALMA), typically set from 65,000,000 to 63,300,000 years BP lasting .Paleobiology Database, Puercan It is usually considered to be within the Paleocene.