Species
Parillaenus fallax (Holm, 1883)
Klassificering
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Trilobita |
| Order | Corynexochida |
| Suborder | Illaenina |
| Family | Illaenidae |
| Genus | Parillaenus |
| Species | angustifrons |
| dalecarlicus | |
| depressa | |
| fallax | |
| masckei | |
| roemeri |