Chapter 7

3. / visceral cranium remains cartilaginous in .
6. / used as an equivalent term for chondrocranium
10. / The earliest jawed condition
12. / having one joint
16. / the dermal bones of primary palate
17. / a theory that simplest view and holds that the first or second ancient branchial arch gave rise exclusivey to the hyoid arch.
20. / Anterior pair
26. / having two joints
27. / search for underlying meaning in organic design or form.
28. / A pattern of continuous tooth replacement.
29. / a mechanism coupled pair of gliding lingkages
32. / means movement
34. / outer casing of the skull
35. / mammals jaw suspension
36. /a process chew their food before swallowing it.
38. / consists only of Meckel's cartilage in chondrichtyans.
39. / suspends the lower jaw except in mammals.
40. / early sharks, jaw suspension

1. / forms deep within the body from mesoderm
2. / cartilage that underlies and supports the brain
4. / Braincase series , roofing bones
5. / supports the tongue and the floor of the mouth
7. Jarvik / Proposed the Composite Theory
8. / vertebral theory of skull
9. / define the margins of snout and usually bear teeth.
11. / vertebral column, limbs, girdles etc.
13. / encasing the brain
14. / German Naturatlist and poet , morphology
15. / visceral cranium
18. / formed from or within the integuments
19. / In all tetrapods, the hyomandibula tends to become reduced to a slender, light bon
21. / skull was no more derived from vertebrae, than vertebrae are derived from the skull.
22. / braincase series , behind the orbit
23. / replacement involving only two sets of teeth, usually milk teeth and permanent teeth.
24. / ones arise from bony armor
25. / anterios tooth-bearing part of the dentary
30. / gives the vertebrate body shape
31. / gives riseto slender columella or stapes, involved in hearing
33. / Posterior Pair
37. / amphibians, reptiles, birds, jaw suspension