Bathonian (168.3 +/-1.3 Ma)
Representation and status
- Index
- bat
- Color CMYK
- 30 / 0 / 5 / 0
- Color RGB
- R: 179 G: 226 B: 227
- Rank
- chronostratigraphic Stage
- Validity
- Unit is in Use
- Status
- valid formal name
- Status discussion
Nomenclature
- Deutsch
- Bathonien (CH ; DE/AT: Bathonium)
- Français
- Bathonien
- Italiano
- Bathoniano
- English
- Bathonian (168.3 +/-1.3 Ma)
- Origin of the Name
-
Named after the town of Bath (Somerset, UK), near Bristol. The city itself is largely built of Bath Stone, a bright white oolithic limestone that is quarried nearby.
- Historical Variants
-
Bathonien p.p. (d'Omalius d'Halloy 1831), Bathonien (d'Orbigny 1852, Dreyfuss et al. 1956), 14e Etage = Bathonien (Greppin 1866), Bath-Stufe, Batoniano (Sturani 1971)
Hierarchy and sequence
- Units at roof
- Upper boundary
-
Callovian
- Lower boundary
-
Bajocian
Age
- Age at top
-
- Bathonian
- Age at base
-
- Bathonian
Geography
- Type area
- Somerset (UK)
References
- Definition
- 1852) : Paléontologie française - Terrains jurassiques - Céphalopodes. (