Species
Megistaspis (Rhinoferus) stacyi (Schmidt, 1906)
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Trilobita |
| Order | Asaphida |
| Superfamily | Asaphoidea |
| Family | Asaphidae |
| Genus | Megistaspis |
| Subgenus | (Rhinoferus) |
| Species | gibba |
| hyorrhina | |
| kolenkoi | |
| leuchtenbergi | |
| mickwitzi | |
| stacyi |