Suborder:
|
Tornoceratina
|
Superfamily:
|
Tornoceratoidea
|
Family:
|
Tornoceratidae
|
Subfamily:
|
Falcitornoceratinae
|
Genus:
|
Phoenixites |
Qualifier:
|
ge |
Author:
|
Becker 1993,p.197
|
Lower Boundary:
|
UD1B--UD1C:stylioph.--T.kayserl. [01,70], 383.3 million years
|
Upper Boundary:
|
UD2H--UD2I:(mamilliferum base) [12,90], 370 million years
|