Suborder:
|
Goniatitina
|
Superfamily:
|
Popanoceratoidea
|
Family:
|
Popanoceratidae
|
Genus:
|
Tauroceras
|
Species:
|
megaphyllum |
Qualifier:
|
ss |
Author:
|
Beyrich
|
Lower Boundary:
|
RIT Basleo beds base, 270.6 million years
|
Upper Boundary:
|
RIT Basleo beds top, 267.5 million years
|