1979 Cancelloceras solidum Popov: 80, pl.10 fig.1-3.
1995 Cancelloceras (Crencelloceras) solidum.-Nikolaeva &
Kullmann:368.
| Suborder: |
Goniatitina
|
| Superfamily: |
Gastrioceratoidea
|
| Family: |
Gastrioceratidae
|
| Genus: |
Cancelloceras
|
| Subgenus: |
Crencelloceras
|
| Species: | solidum |
| Qualifier: | ss |
| Author: |
Popov 1979,p.80
|
| Lower Boundary: |
RUS Nm2b3--Nm2c1,Bilinguites-Cancelloc.G, 314.8 million years
|
| Upper Boundary: |
RUS Nm2c2 top;Biling./Canc.--Bran./Gast., 313 million years
|