TaxNo: 993Cymaclymenia chaoi
| Suborder: |
Clymeniina
|
| Superfamily: |
Cyrtoclymenioidea
|
| Family: |
Cymaclymeniidae
|
| Genus: |
Cymaclymenia
|
| Species: | chaoi |
| Qualifier: | ss |
| Author: |
Sun & Shen 1965,p.64
|
| Lower Boundary: |
UD5C--UD6A1: Sphenoclym.brevispina base, 364 million years
|
| Upper Boundary: |
UD6E--UD6F:Cym.nigra--A.prorsum [19,40], 360 million years
|