Across
- 2. Apparatus that supports the tongue and the floor of the mouth.
- 4. Dermal origin where the lower jaw of mammals is composed
- 7. They lack bones entirely and specialized for parasitic lives that depend on rasping tongue to scrape tissue for meal
- 9. The anterior pair of the head mesenchyme from elongate cartilages
- 10. A jaw suspension for modern bony fishes where the mandibular is atteched to the braincase through hyomandibula
- 11. Forms the supporting structure of an organism
- 12. A jaw suspension where jaws are attached to the braincase
- 16. A group of ostracoderns that posses a head shield formed by single piece of arched dermak bone.
- 17. A jaw suspension wherein the entire upper jaw is incorporated into the braincase
- 20. It suspends the lower jae except for mammals
- 23. Bone of the braincase where the lower jaw is suspended
- 24. A name for cranium that was inspired by the mistaken view of the splanchnocranium
- 27. The posterior pair of the head mesenchyme from elongate cartilages
- 28. It formed mostly in the outer casting of the skull
- 29. The main body of the hyoid apparatus
- 31. These are openings that arise within the region of the outer braincase
- 35. It was formed by the hyomandibula that is involved in hearing
- 36. These are the branchial arches that support thee mouth
- 37. Also known as the "horns" as the extensions of the hyoid apparatus
- 39. The jaw suspension wherein jaws are attached to the braincase through quadrate
- 40. It is named after the duct of tetrapods that passes through or near the bone
- 41. A type of skeletal system formed within the body from mesoderm
- 42. It refers to the fused cranial components encasing the brain
- 43. An example of mandible where jaw is attached
Down
- 1. Refers to all part of skeleton apart from the skull
- 3. It's a type of fish where jaws first appeared
- 5. The prominent element of the hyoid arch
- 6. The unpaired medial dermal bone found mostly in fishes and lower tetrapods
- 8. The most ancient part of the cranium that arose to support pharyngeal slits in protochordates
- 13. It underlies and supports the brain formed by endochondral bone or cartilage
- 14. This is hat mandibular arch is made of
- 15. These are cartilages found behind the parachordals
- 18. The earliest vertebrates known for their soft tissue impressions
- 19. One of the tissues contributing to the endoskeleton
- 21. The vertebrate skull
- 22. The earliest stage where Agnathans represents how none of the arches attaches were directly to the skull
- 25. The anterior tooth-bearing part of the dentary
- 26. Includes all the upper portion of the skull
- 30. A type of skeletal system formed within the integument
- 32. The earliest jaw condition found in accanthodians and placoderms
- 33. The region between the nasal capsules
- 34. It was used by morphologist as a equivalent term for the chondrocranium
- 38. This is found between the otic plates and formed bythe growth of parachordals