| 
Suborder:
 | 
Prolecanitina 
 | 
| 
Superfamily:
 | 
Medlicottioidea 
 | 
| 
Family:
 | 
Pronoritidae 
 | 
| 
Subfamily:
 | 
Pronoritinae 
 | 
| 
Genus:
 | 
Stenopronorites 
 | 
| 
Species:
 | 
shuichengensis | 
| 
Qualifier:
 | 
ss | 
| 
Author:
 | 
	Yin 1935,p.14	 
 | 
| 
Lower Boundary:
 | 
CNG Qixu 15--16, 313 million years
 
 | 
| 
Upper Boundary:
 | 
CNG Qixu 16 top, 309.5 million years
 
 |