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Genus of molluscs (fossil)
Gravesia is an extinct genus of ammonite known from the Upper Jurassic (Kimmeridgian-Tithonian stages) of Europe. Scherzinger, Armin; Schweigert, Günter
Gravesia_(ammonite)
Topics referred to by the same term
Gravesia may refer to: Gravesia (ammonite), an extinct genus of ammonites in the family Aulacostephanidae Gravesia (plant), a genus of plants in the family
Gravesia
first appearance of Hybonoticeras hybonotum (Ammonite). Biologic: First appearance of genus Gravesia (Ammonite). - - Kimmeridgian 154.8 Flodigarry, Isle
List of Global Boundary Stratotype Sections and Points
List_of_Global_Boundary_Stratotype_Sections_and_Points
Second age of the late Jurassic
of the ICS. The base of the Kimmeridgian is at the first appearance of ammonite species Pictonia baylei in the stratigraphic column. The Global Boundary
Kimmeridgian
This list of ammonites is a comprehensive listing of genera that are included in the subclass †Ammonoidea, excluding purely vernacular terms. The list
List_of_ammonite_genera
Second period of the Mesozoic Era
definition for the base of the Tithonian is the first appearance of the ammonite genus Gravesia. The upper boundary of the Jurassic is currently undefined, and
Jurassic
Third and last age of the late Jurassic
the Cretaceous. The base of the Tithonian stage is at the base of the ammonite biozone of Hybonoticeras hybonotum. A global reference profile (a GSSP
Tithonian
Fossil-bearing formation in Germany
pone.0046839. PMC 3485277. PMID 23118861. Schweigert, Günter (2007). "Ammonite biostratigraphy as a tool for dating Upper Jurassic lithographic limestones
Paleobiota of the Solnhofen Limestone
Paleobiota_of_the_Solnhofen_Limestone
Sedimentary basin in France
marls, as well as dolomite and border facies deposits develop—dated by Gravesia portlandicum. In comparison with the Jurassic, the Cretaceous has less
Aquitaine_Basin
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