| 
Suborder:
 | 
Clymeniina 
 | 
| 
Superfamily:
 | 
Cyrtoclymenioidea 
 | 
| 
Family:
 | 
Cymaclymeniidae 
 | 
| 
Subfamily:
 | 
Genuclymeniinae | 
| 
Qualifier:
 | 
fy | 
| 
Author:
 | 
	Korn & Klug 2002,p.217	 
 | 
| 
Valid:
 | 
Cymaclymeniidae Hyatt    (TAX4149 ) | 
| 
Lower Boundary:
 | 
UD3B--UD3C:(delphinus Zone base) [14,55], 368 million years
 
 | 
| 
Upper Boundary:
 | 
postera--expansa Zone            [16,45], 366.4 million years
 
 |