| Named By: | Louis Agassiz in 1932 |
| Time Period: | 242.0-112.6 Ma Middle Triassic to Early Cretaceous[1] |
| Location: | Worldwide |
| Size: | 30 centimetres long |
| Diet: | unavailable |
| Fossil(s): | Large numbers of specimens |
| Classification: | | Chordata | Actinopterygii | Leptolepiformes | Leptolepidae | |
| Also known as: | | Ascalabos | Leptolepis affinis | Leptolepis bronni | Leptolepis constrictus | Leptolepis nanus | Leptolepis neocomiensis | Leptolepis normandica | Leptolepis pachystelus | Leptolepis pronus | Megastoma | Oxygonius | Sarginites | Tharsis | |
Leptolepis ("delicate scale") is an extinct genus of teleost fish that lived in freshwater and marine environments from the Middle Triassic period until the Early Cretaceous. The genus is one of the earliest recognized teleost genera.