2. Three skull patterns are evident in the reptilian lineage. The Anapsid line has only one living representative group, the turtles. The Synapsid line diverged early from the Anapsid line and let to the evolution of the mammals. The Diapsid line is represented by all other living amniotes, including birds and all living groups of reptiles.

4. Order: Testudines (Turtles)

7. Saddlebacks / Chelonians

9.  Superorder Lepidosauria all living orders of reptiles except turtles and crocs  Superorder: Ichthyosauria (fish lizards) Mostly marine-dolphin shaped ( extinct)  Superorder: Sauropterygia (ancient lizards) Order: Plesiosauria (“Nessie”) (extinct)  Superorder Archosauria (ruling lizards)Order Crocodilia only living order ◦ Order saurischia, order pterosaura, order ornithischia, and order Thecodontia all extinct

10. Order: Squamata (Scaly lizards) (95% of all living reptiles) Suborder: Lacertilia (Lizards) Suborder: Serpentes (Snakes) Suborder Amphisbaenia (Worm Lizards)

17. Komodo Dragons

18. Gila Monster Beaded Lizard

23. King Snake Rat Snake

24. Boa Constrictor Burmese Python

25. Python with Deer / Prey

26. Coral Snake

27. Cobra

28. Black Mamba

30. Rattlesnakes

32. Copperheads

33. Water Moccasins

34. Sea Krait

35. African boom-slang

36. Twig Snake

40. Tuatara (sphenodon)

51. SuperOrder Archosauria Order Saurichia Lizard hipped dinosaurs

52. SuperOrder Archosauria Order Saurichia suborder Sauropodomorpha

54. SuperOrder Archosauria Order Saurichia suborder Therapoda

55. SuperOrder Archosauria Order Pterosauria All flying dinosaurs

56. SuperOrder Archosauria Order Ornithischia Bird hipped dinosaurs-not the ancestors of birds

57. Later age dinosaurs, teeth set in sockets

58.  Order: Pelycosauria (sail fin dinosaurs)  Order: Theraspida (placental mammal-like

59.  Order: Pelycosauria (sail fin dinosaurs)

60. Subclass Synapsida 1 Temporal Opening