| A (0 species) |
| B (1 species) |
| Brontoscorpio - Upper Silurian |
| C (0 species) |
| D (0 species) |
| E (0 species) |
| F (0 species) |
| G (1 species) |
| Gigantoscorpio - Unavailable |
| H (0 species) |
| I (0 species) |
| J (0 species) |
| K (0 species) |
| L (0 species) |
| M (0 species) |
| N (0 species) |
| O (0 species) |
| P (2 species) |
| Palaeophonus - Wenlock-Early Devonian [1][2] |
| Pulmonoscorpius - Visean, 338 Ma |
| Q (0 species) |
| R (0 species) |
| S (0 species) |
| T (0 species) |
| U (1 species) |
| Uintascorpio - Lutetian 48.66 Ma |
| V (0 species) |
| W (0 species) |
| X (0 species) |
| Y (0 species) |
| Z (0 species) |