TaxNo: 7121Genus Yongpingoceras
| Suborder: |
Goniatitina
|
| Superfamily: |
Neoicoceratoidea
|
| Family: |
Paragastrioceratidae
|
| Subfamily: |
Aulacogastrioceratinae
|
| Genus: | Yongpingoceras |
| Qualifier: | sy |
| Author: |
Ma & Li 1998,p.85
|
| Valid: |
Nodogastrioceras Ma & Li (TAX7118) |
| Lower Boundary: |
Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years
|
| Upper Boundary: |
Wordian--Capitanian (Midian) [WOR--CAP], 265.8 million years
|