Home
Help
Print...
TaxNo: 5296Genus Aricoceras
Suborder: Goniatitina
Superfamily: Adrianitoidea
Family: Adrianitidae
Subfamily: Adrianitinae
Genus: Aricoceras
Qualifier: ge
Author: Ruzhencev 1950,p.203
Lower Boundary: Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years
Upper Boundary: Wordian--Capitanian (Midian) [WOR--CAP], 265.8 million years