TaxNo: 4275Xenodiscus wanneri
| Suborder: |
Paraceltitina
|
| Superfamily: |
Xenodiscoidea
|
| Family: |
Xenodiscidae
|
| Genus: |
Xenodiscus
|
| Species: | wanneri |
| Qualifier: | ss |
| Author: |
Spinosa et al. 1975,p.275
|
| Lower Boundary: |
MXC La Difunta--La Colorada beds base, 263 million years
|
| Upper Boundary: |
MXC La Colorada beds top, 258 million years
|