| A (1 species) |
| Abyssosaurus - Early Cretaceous, 133-130 Ma |
| B (0 species) |
| C (1 species) |
| Cryptoclidus - Middle Jurassic, 166-164 Ma |
| D (1 species) |
| Djupedalia - Late Jurassic |
| E (0 species) |
| F (0 species) |
| G (0 species) |
| H (0 species) |
| I (0 species) |
| J (0 species) |
| K (1 species) |
| Kimmerosaurus - 150.8-145.5 Ma Late Jurassic, Tithonian |
| L (0 species) |
| M (0 species) |
| N (0 species) |
| O (0 species) |
| P (1 species) |
| Pantosaurus - Late Jurassic, Oxfordian |
| Q (0 species) |
| R (0 species) |
| S (1 species) |
| Spitrasaurus - Late Jurassic |
| T (2 species) |
| Tatenectes - Late Jurassic, Oxfordian |
| Tricleidus - Middle Jurassic, Callovian |
| U (0 species) |
| V (1 species) |
| Vinialesaurus - Late Jurassic, Oxfordian |
| W (0 species) |
| X (0 species) |
| Y (0 species) |
| Z (0 species) |