LIST OF ILLUSTRATIONS xxv 



FIG. 



31. Side View of the Head of an Embryo-Chick of the third 



day - - 10 i 



32. Vertical Section of the Infundibulum and Pituitary Diver- 



ticulum in the Rabbit's Embryo, after the opening of 



the Fauces - - 101 



33. Brain and Spinal Cord of a Fcetus of four months, seen 



from behind - 102 



34. Sagittal Section of the Pituitary Body and Infundibulum 



with the adjoining part of the 3rd Ventricle - 103 



35. View from below of the Cartilaginous Base of the Cranium 



with its Ossific Centres in a Human Fcetus of about 



four months - 103 



36. The Lower or Cartilaginous part of the Cranium of a 



Chick of the sixth day - 104 



37. Plan of the Skull, etc., of the Embryo Pig, seen from 



below - 1 06 



38. Posterior View of the Medulla Oblongata and of the 



Spinal Cord with its Coverings and the Roots of the 

 Nerves - 107 



39. Posterior View of the Lower End of the Spinal Cord with 



the Cauda Equina and Sheath - 108 



40. A, Two Tactile Cells in the deeper part of the Human 



Epidermis. B, Ending of Nerves in Tactile Discs in 



the Pig's Snout - 113 



41. Superficial Muscles of the Perineum in the Male - - 114 



42. Diagrammatic sketch from behind of the Roots of the Ninth, 



Tenth, and Eleventh Nerves, with their Ganglia and 

 Communications 1 20 



43. Diagrammatic view from before of the parts composing 



the Organ of Hearing of the Left Side - 121 



44. Plan of the Right Membranous Labyrinth viewed from the 



Mesial aspect - - 122 



45. Membranous Labyrinth and Nervous Twigs detached - 122 



