| 
Suborder:
 | 
Clymeniina 
 | 
| 
Superfamily:
 | 
Cyrtoclymenioidea 
 | 
| 
Family:
 | 
Cymaclymeniidae 
 | 
| 
Subfamily:
 | 
Cymaclymeniinae | 
| 
Qualifier:
 | 
fy | 
| 
Author:
 | 
	Hyatt 1884,p.314	 
 | 
| 
Valid:
 | 
Cymaclymeniidae Hyatt   (TAX4149 ) | 
| 
Lower Boundary:
 | 
UD3B--UD3C:(delphinus Zone base) [14,55], 368 million years
 
 | 
| 
Upper Boundary:
 | 
Devonian--Carboniferous Boundary   [DCB], 359.2 million years
 
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