Family
Alokistocaridae Resser, 1939
Klassificering
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Trilobita |
| Order | Ptychopariida |
| Suborder | Harpina |
| Olenina | |
| Ptychopariina | |
| Superfamily | Acrocephalitidae |
| Ellipsocephaloidea | |
| Family | Alokistocaridae |
| Genus | Elrathia |
| Family | Andrarinidae |
| Anomocariidae | |
| Conocoryphidae | |
| Solenopleuridae | |
| Genus | Pogrebovites |