Species
Nileus limbatus Brøgger, 1882
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Trilobita |
| Order | Asaphida |
| Superfamily | Cyclopygoidea |
| Family | Nileidae |
| Genus | Nileus |
| Species | armadillo |
| exarmatus | |
| latifrons | |
| limbatus | |
| orbiculatoides | |
| zhuravlevi |