Suborder:
|
Prolecanitina
|
Superfamily:
|
Prolecanitoidea
|
Family:
|
Prolecanitidae
|
Subfamily:
|
Protocanitinae
|
Genus:
|
Protocanites |
Qualifier:
|
ge |
Author:
|
Schmidt 1922,p.283
|
Lower Boundary:
|
UMO Chouteau Lst. base, 354 million years
|
Upper Boundary:
|
Pericyclus--Fasciperic./Ammonellips.BZ, 348.5 million years
|