Genus
Rhynchodus Newberry, 1873
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Infraphylum | Gnathostomata |
| Class | Placodermi |
| Order | Ptyctodontida |
| Family | Ptyctodontidae |
| Genus | Chelyophorus |
| Ctenurella | |
| Kimbryanodus | |
| Meeksiella | |
| Neruchella | |
| Ptyctodus | |
| Rhamphodopsis | |
| Rhynchodus | |
| Tollodus |