Belonostomus
Belonostomus or Diphyodus is a genus of prehistoric ray-finned fish that was described by Louis Agassiz in 1844. Fossils range from to .
Belonostomus species include:
- Belonostomus acutus
- Belonostomus carinatus
- Belonostomus crassirostris
- Belonostomus indicus
- Belonostomus longirostris
- Belonostomus münsteri
- Belonostomus tenuirostris