TaxNo: 4293Yinoceras trifurcatum
| Suborder: |
Tornoceratina
|
| Superfamily: |
Pseudohaloritoidea
|
| Family: |
Pseudohaloritidae
|
| Subfamily: |
Yinoceratinae
|
| Genus: |
Yinoceras
|
| Species: | trifurcatum |
| Qualifier: | ss |
| Author: |
Zhou 1985,p.195
|
| Lower Boundary: |
Kungurian/Leonardian--Roadian [KUN--ROA], 270.6 million years
|
| Upper Boundary: |
Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years
|