Home
Help
Print...
TaxNo: 5899Subfamily Pronoritinae
Suborder: Prolecanitina
Superfamily: Medlicottioidea
Family: Pronoritidae
Subfamily: Pronoritinae
Qualifier: fs
Author: Frech 1901,p.481
Lower Boundary: Up.Visean Goniatites BZ base [up.VIS], 333.5 million years
Upper Boundary: Kungurian/Leonardian--Roadian [KUN--ROA], 270.6 million years