1992 Pleuronodoceras dayenense Yang & Yang: 601,
text-fig.7, pl.2 fig.11.
| Suborder: |
Paraceltitina
|
| Superfamily: |
Xenodiscoidea
|
| Family: |
Pleuronodoceratidae
|
| Genus: |
Pleuronodoceras
|
| Species: | dayenense |
| Qualifier: | ss |
| Author: |
Yang & Yang 1992,p.601
|
| Lower Boundary: |
Pseudotir./Pleuron.--Rotodiscoceras beds, 252 million years
|
| Upper Boundary: |
Rotodiscoceras top, 251.5 million years
|