Suborder:
|
Anarcestina
|
Superfamily:
|
Beloceratoidea
|
Family:
|
Acanthoclymeniidae
|
Genus:
|
Ponticeras
|
Species:
|
orientale |
Qualifier:
|
ss |
Author:
|
Bogoslovsky 1958,p.89
|
Lower Boundary:
|
AUW Frasnian A base, 385.8 million years
|
Upper Boundary:
|
AUW Frasnian A--B, 384.6 million years
|