| Suborder: |
Goniatitina
|
| Superfamily: |
Gastrioceratoidea
|
| Family: |
Gastrioceratidae
|
| Genus: |
Cancelloceras
|
| Subgenus: |
Monitoceras
|
| Species: | karpinskii |
| Qualifier: | ss |
| Author: |
Yanishevskii 1900,p.319
|
| Lower Boundary: |
RUS Nm2b3--Nm2c1,Bilinguites-Cancelloc.G, 314.8 million years
|
| Upper Boundary: |
RUS Nm2c1--Nm2c2 (V.vern.--B.superbil.), 314.2 million years
|
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