TaxNo: 2210Beleutoceras carinatum+
| Suborder: |
Goniatitina
|
| Superfamily: |
Nomismoceratoidea
|
| Family: |
Nomismoceratidae
|
| Genus: |
Beleutoceras
|
| Species: | carinatum+ |
| Qualifier: | ss |
| Author: |
Ruzhencev & Bog. 1971,p.165
|
| Lower Boundary: |
RUS Nm1b1--Nm1b2 (Domb.carinat.--tectus), 324.6 million years
|
| Upper Boundary: |
RUS Nm1b2--Nm1c1,Fayettevillea-Delepinoc, 324 million years
|