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prearticular in a sentence

1. They differ from the cryptobranchids by having fused prearticular bones in the lower jaw, and by using internal fertilisation.

2. The surangular was long and sword-shaped, the angular was wing-like in shape, the prearticular was narrow and curved, and the splenial was thin and triangular in outline.

3. In snakes, the articular, surangular, and prearticular bones have fused to form the compound bone.

4. The articular bone at the back of the mandible was completely fused with the surangular and prearticular bones.

5. The posterior end thins out to the bottom area of the prearticular.

6. The prearticular is large and stocky.

7. They differ from suborder Cryptobranchoidea as the angular and prearticular bones in their lower jaws are fused, and all members use internal fertilization.

8. Furthermore, both species of Machimosaurus lack the prearticular, which is present in NHMUK PV R1089.

9. The lower jaw has a ventrally protruding flange formed by prearticular and meckelian bone.

10. Indication of three semilunar pockets along a shallow groove between the dentary and the prearticular shows that the lower jaw has three coronoids.

11. It is unique in that it has a very large adductor fossa, a convex ventral flange, and a prearticular of minute denticles dorsally and undulating parallel ridges ventrally.

12. The articular and the prearticular cannot be distinguished, which might indicate they are fused.

13. The angular and prearticular bones are long with the splenial almost as long as the dentary.

14. The coronoid, prearticular and angular processes, Bonaparte considered, were more developed than those in Thrinaxodon, being more similar to Tribolodon (now Bolotridon).

15. Reisz (2007) describe a posterior coronoid, which was originally described as the prearticular by Carroll (1976).

16. Finally a set of three narrow coronoid bones lie above the prearticular bone.

17. As the name implies, the majority of the teeth are attached to the dentary, but there are commonly also teeth on the coronoid bones, and sometimes on the prearticular as well.

18. In teleosts, only the dentary, articular, and angular bones remain, while in living amphibians, the dentary is accompanied only by the prearticular, and, in salamanders, one of the coronoids.

19. The lower jaw of reptiles has only a single coronoid and splenial, but retains all the other primitive bones except the prearticular and the periosteum.

20. There is a large foramen between the dentary, the angular and the prearticular that passes right through the jaw (visible on the picture).

21. The prearticular is fused with the articular.

22. Finally a set of three narrow coronoid bones lie above the prearticular bone.

23. As the name implies, the majority of the teeth are attached to the dentary, but there are commonly also teeth on the coronoid bones, and sometimes on the prearticular as well.

24. They also referred some indeterminate remains of the lower jaw - the prearticular and articular bones PSMUBB.ODAN-A-22, as well as the dentary PSMUBB.ODAN-A-24 - to this family.

25. and the absence of a prearticular crest as well as the presence of a pterygoideus process on the prearticular bone of the lower jaw.

26. In the lower jaw, the front part of the prearticular bone is positioned beneath the rear part of the splenial bone.

27. A large portion of the inner part of the jaw is also formed by the prearticular bone in the rear half of the mandible.

28. It consists of a rear right lower jaw including the surangular, prearticular and articular.

29. A long narrow groove runs along the suture between the surangular and the prearticular bone.

30. The notch in the suture between the articular and prearticular is pierced by a foramen.