Suborder:
|
Goniatitina
|
Superfamily:
|
Goniatitoidea
|
Subfamily:
|
Progoniatitinae |
Qualifier:
|
fs |
Author:
|
Korn, Bockwinkel, Ebbighausen 2010
|
Lower Boundary:
|
mid.Tournais.--up.Tournaisian [Tn2--Tn3], 353 million years
|
Upper Boundary:
|
Pericyclus--Fasciperic./Ammonellips.BZ, 348.5 million years
|