Superfamily
Halkierioidea Poulsen, 1967
List of species
1. Halkieria obliqua Poulsen, 1967 | Cambrian
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Diplacophora |
| Order | Sachitida |
| Superfamily | Halkierioidea |
| Family | Halkieriidae |