| A (0 species) |
| B (0 species) |
| C (0 species) |
| D (1 species) |
| Dactylosaurus - Lower and Middle Triassic (Olenekian to Anisian) |
| E (0 species) |
| F (0 species) |
| G (0 species) |
| H (0 species) |
| I (0 species) |
| J (0 species) |
| K (1 species) |
| Keichousaurus - late Early-early Late Triassic, Olenekian-Carnian |
| L (0 species) |
| M (0 species) |
| N (1 species) |
| Nothosaurus - 240-210 Ma Early to Late Triassic |
| O (0 species) |
| P (1 species) |
| Pachypleurosaurus - Middle Triassic, Ladinian |
| Q (0 species) |
| R (0 species) |
| S (0 species) |
| T (0 species) |
| U (0 species) |
| V (0 species) |
| W (0 species) |
| X (0 species) |
| Y (0 species) |
| Z (0 species) |