| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Lanx alta (Tryon, 1865) |
Highcap lanx | Western Atlantic | |
| Lanx klamathensis Hannibal, 1912 |
Scale lanx | Western Atlantic | |
| Lanx patelloides (Lea, 1856) |
Kneecap lanx | Western Atlantic | |
| Lanx subrotunda (Tryon, 1865) |
Rotund lanx | Western Atlantic |