Dorsetichthys
| Dorsetichthys Temporal range: Early Jurassic (Sinemurian),  | |
|---|---|
| Fossil of Dorsetichthys bechei | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Actinopterygii | 
| Division: | Teleostei | 
| Order: | †Dorsetichthyiformes Arratia, 2013 | 
| Family: | †Dorsetichthyidae Arratia, 2013 | 
| Genus: | †Dorsetichthys Arratia, 2013 | 
| Species: | †D. bechei | 
| Binomial name | |
| †Dorsetichthys bechei (Agassiz, 1837) | |
Dorsetichthys is an extinct genus of marine stem-teleost ray-finned fish from the Early Jurassic period of Europe. It contains a single species, D. bechei, known from the Sinemurian-aged Lower Lias of England.