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About: Pragian     Goto   Sponge   NotDistinct   Permalink

An Entity of Type : geo:SpatialThing, within Data Space : dbpedia.org associated with source document(s)

Type: geo:SpatialThing New Facet based on Instances of this Class

The Pragian is one of three faunal stages in the Early Devonian Epoch. It lasted from 410.8 ± 2.8 million years ago to 407.6 ± 2.8 million years ago. It was preceded by the Lochkovian Stage and followed by the Emsian Stage. The most important Lagerstätte of the Pragian is Rhynie chert in Scotland. It is named after the city of Prague. The GSSP is located within the at Velká Chuchle, Prague. In North America the Pragian Stage is represented by Siegenian or Deerparkian time.