| 
Suborder:
 | 
Tornoceratina 
 | 
| 
Superfamily:
 | 
Prionoceratoidea 
 | 
| 
Family:
 | 
Prionoceratidae 
 | 
| 
Subfamily:
 | 
Prionoceratinae 
 | 
| 
Genus:
 | 
Rectimitoceras 
 | 
| 
Species:
 | 
nageli | 
| 
Qualifier:
 | 
ss | 
| 
Author:
 | 
	Korn 1992,p.32	 
 | 
| 
Lower Boundary:
 | 
UD6B--UD6C1 Kamptoclym. endogona base, 362.4 million years
 
 | 
| 
Upper Boundary:
 | 
UD6C2--UD6D1:parad.--Wo.sphaeroi.[18,90], 361.6 million years
 
 |