Home
Help
Print...
TaxNo: 5682Genus Gephuroceras
Suborder: Anarcestina
Superfamily: Beloceratoidea
Family: Gephuroceratidae
Genus: Gephuroceras
Qualifier: gy
Author: Hyatt 1884,p.316
Valid: Manticoceras Hyatt,1884,p.317
Lower Boundary: UD1B--UD1C:stylioph.--T.kayserl. [01,70], 383.3 million years
Upper Boundary: UD1L--UD2A:(frechi Zone base) [06,10], 374.5 million years