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In the geological timescale, the Middle Devonian epoch (from 393.47 ± 0.99 million years ago to 382.31 ± 1.36 million years ago) occurred during the Devonian period, after the end of the Emsian age.
Life in the Middle Devonian & Overview
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devonian middle epoch eifelian emsian givetian time 393 47 99 million years ago 382 31 36 age end late early
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Middle Devonian | Celestial body | Earth | 1.00 | infobox |
| Middle Devonian | Chronological unit | Epoch | 1.00 | infobox |
| Middle Devonian | Lower boundary definition | Fad of the Conodont Polygnathus costatus partitus | 1.00 | infobox |
| Middle Devonian | Lower boundary GSSP | Wetteldorf Richtschnitt, Eifel hills, Germany .mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefau… | 1.00 | infobox |
| Middle Devonian | Lower GSSP ratified | 1985 | 1.00 | infobox |
| Middle Devonian | Name formality | Formal | 1.00 | infobox |
| Middle Devonian | Regional usage | Global (ICS) | 1.00 | infobox |
| Middle Devonian | Stratigraphic unit | Series | 1.00 | infobox |
| Middle Devonian | Time scale(s) used | ICS Time Scale | 1.00 | infobox |
| Middle Devonian | Time span formality | Formal | 1.00 | infobox |
| Middle Devonian | Upper boundary definition | FAD of the Conodont Ancyrodella rotundibola | 1.00 | infobox |
| Middle Devonian | Upper boundary GSSP | Col du Puech de la Suque, Montagne Noire, France 43°30′12″N 3°05′12″E / 43.5032°N 3.0868°E / 43.5032; 3.0868 | 1.00 | infobox |
| Middle Devonian | Upper GSSP ratified | 1986 | 1.00 | infobox |
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