| A (4 species) |
| Acamptonectes - Cretaceous, Hauterivian-Cenomanian |
| Aegirosaurus - Late Jurassic-Early Cretaceous, Tithonian-Valanginian |
| Arthropterygius - Late Jurassic |
| Athabascasaurus - Lower Cretaceous, 112.6-109 Ma |
| B (3 species) |
| Barracudasauroides - Middle Triassic, Anisian |
| Besanosaurus - Middle Triassic, 247.2-235.0 Ma[1] |
| Brachypterygius - Late Jurassic, Kimmeridgian-Tithonian |
| C (6 species) |
| Callawayia - Late Triassic, 221.5-212.0 Ma[1] |
| Caypullisaurus - Late Jurassic - Early Cretaceous, Tithonian-Berriasian |
| Cetarthrosaurus - Cretaceous, 99.6 Ma |
| Contectopalatus - Mid Triassic, 247.2-235.0 Ma[1] |
| Cryopterygius - Late Jurassic, Tithonian |
| Cymbospondylus - 240-210 Ma Between the Middle and Late Triassic |
| D (1 species) |
| Dearcmhara - Jurassic, 183.0-168.4 Ma[1] |
| E (2 species) |
| Eurhinosaurus - Early Jurassic, 183-175 Ma |
| Excalibosaurus - Early Jurassic, 196.5-189.6 Ma[1] |
| F (0 species) |
| G (0 species) |
| H (3 species) |
| Hauffiopteryx - Early Jurassic, 182.7-181.8 Ma |
| Himalayasaurus - Late Triassic, 215.56-212.0 Ma[1] |
| Hudsonelpidia - Late Triassic, 210 Ma |
| I (1 species) |
| Ichthyosaurus - Late Triassic - Early Jurassic, Rhaetian-Pliensbachian |
| J (0 species) |
| K (0 species) |
| L (1 species) |
| Leptonectes - Late Triassic - Early Jurassic, Rhaetian-Pliensbachian |
| M (2 species) |
| Mixosaurus - Triassic(Anisian to Ladinian, about 247-242 Mya)[1] |
| Mollesaurus - Middle Jurassic, 171.6-170 Ma |
| N (1 species) |
| Nannopterygius - Middle to Late Jurassic, Callovian-Tithonian |
| O (2 species) |
| Omphalosaurus - Middle Triassic - Late Triassic, 250-235 Ma |
| Ophthalmosaurus - Jurassic, 201.6-145.5 Ma[1] |
| P (3 species) |
| Palvennia - Late Jurassic, Tithonian |
| Parvinatator - Early Triassic-Middle Triassic |
| Platypterygius - Early - Late Cretaceous |
| Q (0 species) |
| R (0 species) |
| S (4 species) |
| Shastasaurus - Middle-Late Triassic, 235.0-205.6 Ma[1] |
| Shonisaurus - Late Triassic, 221.5-212.0 Ma[1] |
| Stenopterygius - Early Jurassic, 183-179 Ma |
| Sveltonectes - Early Cretaceous, 126 Ma |
| T (2 species) |
| Temnodontosaurus - Early Jurassic, Hettangian-Toarcian |
| Thalattoarchon - Middle Triassic, 247.2-242.0 Ma[1] |
| U (1 species) |
| Undorosaurus - Late Jurassic,[1] 150.8-145.5 Ma |
| V (0 species) |
| W (0 species) |
| X (0 species) |
| Y (0 species) |
| Z (0 species) |