Genus
Karelosteus Obruchev, 1933
Selection of related publications
Obruchev, D. V., Mark-Kurik, E. J. (eds) 1965. Devonian psammosteids (Agnatha, Psammosteidae) of the USSR. pp. 1-304. Eesti NSV TA Geoloogia Instituut.
List of species
1. Karelosteus weberi Obruchev, 1933 | Plavinas Stage
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Superclass | Agnatha |
| Class | Pteraspidomorphi |
| Subclass | Heterostraci |
| Order | Pteraspidiformes |
| Suborder | Psammosteida |
| Family | Psammosteidae |
| Subfamily | Psammosteinae |
| Genus | Elgaia |
| Karelosteus | |
| Species | weberi |
| Genus | Psammosteus |
| Traquairosteus |