|Silurian||Pridoli||no faunal stages defined||older|
|Subdivision of the Devonian system|
according to the ICS, as of 2017.
The Eifelian is one of two faunal stages in the Middle Devonian epoch. It lasted from 393.3 ± 1.2 million years ago to 387.7 ± 0.8 million years ago. It was preceded by the Emsian stage and followed by the Givetian stage.
North American subdivisions of the Eifelian Stage include Southwood, and part of Cazenovia (or Cazenovian).
Name and definitionEdit
|Arthropods of the Eifelian|
|Jaekelopterus||Klerf Formation, Rhineland, Germany
|Hollardrops mesocristata||Mount Issoumour Formation, Morocco|
- "GSSP for the Emsian - Eifelian Stage Boundary". stratigraphy. Retrieved 30 June 2017.
|This geochronology article is a stub. You can help Wikipedia by expanding it.|