Suborder:
|
Goniatitina
|
Superfamily:
|
Pericycloidea
|
Family:
|
Pericyclidae
|
Subfamily:
|
Ammonellipsitinae
|
Genus:
|
Stenocyclus
|
Species:
|
carinatus aff. |
Qualifier:
|
af |
Author:
|
Schindewolf 1926,p.82
|
Lower Boundary:
|
DET Zadelsdorf base, 353 million years
|
Upper Boundary:
|
DET Zadelsdorf top, 349 million years
|