Here is a list of dinosaurs beginning with T.

1. Tachiraptor
2. Talarurus
3. Talenkauen
4. Talos
5. Tamarro
6. Tambatitanis
7. Tangvayosaurus
8. Tanius
9. Tanycolagreus
10. Tanystrosuchus
11. Taohelong
12. Tapuiasaurus
13. Tarascosaurus
14. Tarbosaurus
15. Tarchia
16. Tastavinsaurus
17. Tatankacephalus
18. Tataouinea
19. Tatisaurus
20. Taurovenator
21. Taveirosaurus
22. Tawa
23. Tazoudasaurus
24. Tehuelchesaurus
25. Teinurosaurus
26. Telmatosaurus
27. Tendaguria
28. Tengrisaurus
29. Tenontosaurus
30. Teratophoneus
31. Terminocavus
32. Tethyshadros
33. Texacephale
34. Texasetes
35. Thanatotheristes
36. Thanos
37. Thecocoelurus
38. Thecodontosaurus
39. Thecospondylus
40. Theiophytalia
41. Therizinosaurus
42. Thescelosaurus
43. Thespesius
44. Tianchisaurus
45. Tianyulong
46. Tianyuraptor
47. Tianzhenosaurus
48. Tichosteus
49. Tienshanosaurus
50. Timimus
51. Timurlengia
52. Titanoceratops
53. Titanosaurus
54. Tlatolophus
55. Tochisaurus
56. Tonganosaurus
57. Tongtianlong
58. Tornieria
59. Torosaurus
60. Torvosaurus
61. Tototlmimus
62. Trachodon
63. Tralkasaurus
64. Transylvanosaurus
65. Tratayenia
66. Traukutitan
67. Triceratops
68. Trierarchuncus
69. Trigonosaurus
70. Trimucrodon
71. Trinisaura
72. Triunfosaurus
73. Troodon
74. Tsaagan
75. Tsagantegia
76. Tsintaosaurus
77. Tuebingosaurus
78. Tugulusaurus
79. Tuojiangosaurus
80. Turanoceratops
81. Turiasaurus
82. Tylocephale
83. Tyrannosaurus
84. Tyrannotitan