The Givetian (also known as Erian, Senecan, Tioughniogan, Tioughnioga, Taghanic, Taghanican, Genesee, Geneseean) stage is the later stage of the Middle Devonian epoch. It lasted from 391.8 ± 2.7 Ma to 385.3 ± 2.6 Ma. Faunal stages are a subdivision of geologic time used primarily by paleontologists who study fossils rather than by geologists who study rock formations. ... In the geological timescale, the Middle Devonian epoch (from 397. ... Mega-annum, usually abbreviated as Ma, is a unit of time equal to one million years. ...

The period is named after the French city of Givet.

Disambiguation: Devonian is sometimes used to refer to the Southwestern Brythonic language, and the people of the county of Devon are sometimes referred to as Devonians The Devonian is a geologic period of the Paleozoic era. ... In the geological timescale, the Early Devonian epoch (from 416. ... In the geological timescale, the Middle Devonian epoch (from 397. ... In the geological timescale, the Late Devonian epoch (from 385. ... The Lochkovian is one of three faunal stages in the Early Devonian Period. ... The Pragian is one of three faunal stages in the Early Devonian Period. ... The Emsian is one of three faunal stages in the Early Devonian Period. ... The Eifelian is one of two faunal stages in the Middle Devonian Period. ... The Frasnian Age is one of two ages in the Late Devonian Period. ... The Famennian Age is one of two ages in the Late Devonian Period. ...

External Links

• Encyclopaedia Britannica, Givetian Stage - full access article