Species
Pseudagnostus cyclopyge (Tullberg, 1880)
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Arthropoda | 
| Subphylum | Trilobita | 
| Order | Agnostida | 
| Family | Diplagnostidae | 
| Genus | Pseudagnostus | 
| Species | cyclopyge | 
| leptoplastorum | |
| Subspecies | rugosus | 
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Arthropoda | 
| Subphylum | Trilobita | 
| Order | Agnostida | 
| Family | Diplagnostidae | 
| Genus | Pseudagnostus | 
| Species | cyclopyge | 
| leptoplastorum | |
| Subspecies | rugosus |