LIST OF ILLUSTRATIONS. 



* The Illustrations, when copied from any other work, have the author's name affixed ; when no such acknow- 

 ledgment is made, the drawing is to be considered original. Those marked with * are new in this edition. 



Osteology. 



1. A Cervical Vertebra ......... 41 



2. Atlas ........... 42 



3. Axis ........... 43 



4. *Seventh Cervical Vertebra . . . . . .44 



5. A Dorsal Vertebra ......... 45 



6. Peculiar Dorsal Vertebrae ... \ .... 46 



7. A Lumbar Vertebra ......... 47 



8 to 13. Development of the Vertebrae ..... Quain 48 



14. Sacrum, anterior surface ........ 50 



15. * Vertical Section of the Sacrum . . . . . . .51 



16. Sacrum, posterior surface ........ 52 



17 to 19. Development of Sacrum ..'.... Quain 53 



20. Coccyx, anterior and posterior surfaces ...... 54 



21. Lateral View of Spine . . . . . . . . .56 



22. Occipital Bone, outer surface . . . . . . . .58 



23. Occipital Bone, inner surface ........ 59 



24. Occipital Bone, development of ..... Quain 61 



25. Parietal Bone, external surface . . . . . . .62 



26. Parietal Bone, internal surface ........ 63 



27. Frontal Bone, outer surface ........ 64 



28. Frontal Bone, inner surface ........ 65 



29. *Frontal Bone at Birth ......... 66 



30. Temporal Bone, outer surface ........ 67 



31. Temporal Bone, inner surface ........ 68 



32. Temporal Bone, petrous portion ....... 70 



33. Temporal Bone, development of ..... Quain 71 



34. Sphenoid Bone, superior surface ....... 72 



35. Sphenoid Bone, anterior surface ....... 73 



36. Sphenoid Bone, posterior surface ....... 75 



37. Plan of the Development of Sphenoid . ... . . . .76 



38. Ethmoid Bone, outer surface . . . . . . . .77 



39. Perpendicular Plate of Ethmoid . . . . . .77 



40. *Ethmoid Bone, inner surface of right lateral mass ..... 78 



41. *Skull at Birth, showing the anterior and posterior Fontanelles . . .79 



42. *Lateral Fontanelles . . . ... . . . .79 



43. Nasal Bone, outer surface . . . . . . . .80 



44. Nasal Bone, inner surface . . . . . . . .81- 



45. Superior Maxillary Bone, outer surface . . . . . .82 



46. Superior Maxillary Bone, inner surface ...... 83 



47. Development of Superior Maxillary Bone .... Quain 85 



48. Lachrymal Bone, outer surface ........ 86 



49. Malar Bone, outer surface . . . . . . . .87 



50. Malar Bone, inner surface . . . . . . ... 87 



51. Palate Bone, internal view ........ 89 



( XXV ) 



