Dodatak:Abecedni popis diapsida: T
Ta
uredi- Tamaulipasaurus,
- Tanaisosaurus
- Tangasauridae †
- Tanystropheidae Gervais, 1858 †
- Tanystropheidae,
- Tanystropheus Meyer, 1855 †
- Tanytrachelos Olsen, 1979 †
- Tapejara Kellner, 1989 †
- Tapejaridae Kellner, 1989 †
- Taphrosaurus,
- Tarentola,
- Tarjadia
- Tasmaniosaurus
Tc
uredi- Tchoiria
Te
uredi- Technosaurus
- Tecovasaurus,
- Tedorosaurus,
- Teleidosaurus †
- Teleocrater
- Teleorhinus †
- Teleosauridae †
- Teleosaurus †
- Temujinia,
- Tendaguripterus Unwin & Heinrich, 1999 †
- Teraterpetidae,
- Teraterpeton,
- Teratosaurus Von Meyer, 1861 †
- Terminonatator Sato, 2003 †
- Terrestrisuchus †
- Teyujagua paradoxa , novootkrivena fosilna vrsta[1]
Th
uredi- Thaisaurus Mazin, Suteethorn, Buffenaut, Jaeger & Helmcke-Ingavat, 1991 †
- Thalassiodracon Storrs & Taylor, 1996 †
- Thalassodromeus Kellner & de Almeida Campos, 2002 †
- Thalassomedon Welles, 1943 †
- Thalattosauria †
- Thalattosauria,
- Thalattosauridae Merriam, 1905 †
- Thalattosauridae,
- Thalattosauriformes,
- Thalattosauroidea
†Thalattosaurus Merriam, 1904
uredi- †Thalattosaurus alexandrae Merriam 1904
Diapsida → Thalattosauria → Thalattosauroidea
- Thecadactylus,
- Thecodontia †
- Thecodontia,
- Theropodomorpha
- Thililua Bardet, Pereda Suberbiola & Jalil, 2003 †
- Thoracosaurus †
Klada †Thunnosauria Motani 1999
uredi- †Baracromia Fischer et al. 2013
- †Ichthyosauridae Bonaparte 1841
- †Malawania Fischer et al. 2013
- †Ophthalmosauridae Appleby 1956
- †Stenopterygiidae Kühn 1934
- †Stenopterygius Jaekel 1904
Diapsida → Ichthyopterygia → Merriamosauria → Parvipelvia → Neoichthyosauria
Ti
uredi- Tienosuchus †
- Tikiguania,
- Tingitana,
- Tinosaurus,
To
uredi- Tomistoma Müller, 1846
Tr
uredi- Trachelosaurus
- Tremamesacleididae,
- Trematochamsidae †
- Trialestia †
- Trialestidae †
- Tricleidus Andrews, 1909 †
- Tricuspisaurus,
- Trilophosauria †
- Trilophosauria,
Porodica †Trilophosauridae Gregory 1945
uredi- †Spinosuchus Huene 1932
- †Tricuspisaurus Robinson 1957
- †Trilophosaurus Case 1928
- †Variodens Robinson 1957
Trilophosaurus Case 1928 †
uredi- †Trilophosaurus buettneri Case 1928
- †Trilophosaurus jacobsi Murry 1987
Diapsida → Archosauromorpha → Trilophosauridae
-
Trilophosaurus
- Trinacromerum Cragin, 1888 †
- Trogonophis
- Tropidosuchus
- Tropidosuchus †
- Tropiduridae
- Tropidurus
Tu
uredi- Tuarangisaurus Wiffen & Moisley, 1986 †
- Tupuxuara Kellner & Campos, 1988 †