| Suborder: |
Clymeniina
|
| Superfamily: |
Cyrtoclymenioidea
|
| Family: |
Cymaclymeniidae
|
| Genus: |
Cymaclymenia
|
| Species: | costellata |
| Qualifier: | ss |
| Author: |
Münster 1832,p.13
|
| Lower Boundary: |
UD5C--UD6A1: Sphenoclym.brevispina base, 364 million years
|
| Upper Boundary: |
UD6B--UD6C1 Kamptoclym. endogona base, 362.4 million years
|
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