Genus
Oelandiops Jaanusson et Ramsköld, 1993
List of species
1. Oelandiops mirificus Jaanusson et Ramsköld, 1993 | Aseri Stage
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Arthropoda | 
| Subphylum | Trilobita | 
| Order | Phacopida | 
| Suborder | Phacopina | 
| Family | Pterygometopidae | 
| Subfamily | Pterygometopinae | 
| Genus | Achatella | 
| Estoniops | |
| Ingriops | |
| Keilapyge | |
| Oelandiops | |
| Species | mirificus | 
| Genus | Pterygometopus | 
| Ruegenometopus | |
| Upplandiops |