Genus
Dunkleosteus Lehman, 1956
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Infraphylum | Gnathostomata |
| Class | Placodermi |
| Order | Arthrodira |
| Superfamily | Dunkleosteoidea |
| Family | Dunkleosteidae |
| Genus | Dunkleosteus |
| Eastmanosteus |