| A (2 species) | 
| Abyssomedon - Early Permian, Kungurian | 
| Anthodon - Changhsingian, 254-252 Ma | 
| B (0 species) | 
| C (0 species) | 
| D (1 species) | 
| Deltavjatia - Capitanian, 260 Ma [1] | 
| E (5 species) | 
| Embrithosaurus - Capitanian, 265-260 Ma | 
| Emeroleter - Late Permian, Wuchiapingian | 
| Erpetonyx - Pennsylvanian, 303.7-289.9 Ma | 
| Eudibamus - Early Permian, 284-279.5 Ma | 
| Eumetabolodon - Early-Middle Triassic, 251-244 Ma | 
| F (0 species) | 
| G (0 species) | 
| H (1 species) | 
| Hypsognathus - Late Triassic | 
| I (0 species) | 
| J (0 species) | 
| K (0 species) | 
| L (2 species) | 
| Lasasaurus - Early Triassic | 
| Leptopleuron - Late Triassic, 237-201 Ma | 
| M (1 species) | 
| Macroleter - Late Permian, 264 Ma | 
| N (1 species) | 
| Nyctiphruretus - Guadalupian | 
| O (1 species) | 
| Owenetta - 260.5-250 Ma Mid Wuchiapingian - early Induan | 
| P (6 species) | 
| Parasaurus - Late Jurassic, Oxfordian | 
| Pareiasaurus - Wuchiapingian - Changhsingian, 260-252 Ma | 
| Phonodus - Early Triassic | 
| Procolophon - Late Permian-Late Triassic | 
| Provelosaurus - Capitanian~260 Ma | 
| Pumiliopareia - Changhsingian, 254-252 Ma | 
| Q (0 species) | 
| R (1 species) | 
| Rhipaeosaurus - Middle Permian, Capitanian | 
| S (4 species) | 
| Sauropareion - Early Triassic, Induan | 
| Sclerosaurus - Early-Middle Triassic, Olenekian-Anisian | 
| Scutosaurus - Lopingian, 254-252 Ma | 
| Sphenosaurus - Permian | 
| T (1 species) | 
| Tichvinskia - Early Triassic | 
| U (0 species) | 
| V (0 species) | 
| W (0 species) | 
| X (0 species) | 
| Y (0 species) | 
| Z (0 species) |