| Belonostomus Temporal range: Late Cretaceous |
|
|---|---|
| Belonostomus münsteri | |
| Belonostomus crassirostris | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Subphylum: | Vertebrata |
| Infraphylum: | Gnathostomata |
| Superclass: | Osteichthyes |
| Order: | Aspidorhynchiformes |
| Family: | Aspidorhynchidae |
| Genus: | Belonostomus Agassiz, 1834 |
| Synonyms | |
|
Diphyodus |
|
Belonostomus (meaning "big long mouth") or Diphyodus (meaning "double tooth") is a genus of prehistoric fish that was described by Louis Agassiz in 1844. Fossils range from 99.6 million years ago (species unknown) to 65.5 million years ago (B. longirostris).
Belonostomus species include: