LIST OF ILLUSTRATIONS. 



FIG. PAGE 



54. Anterior Surface of the Lumbar 



Vertebra of a Hare (Lepus 

 timidus) 42 



55. Anterior Surface of Twelfth 



Caudal Vertebra of Leopard 42 



56. Diagram of Section of Shell of a 



Tortoise, made transversely 

 to long axis of Skeleton . . 43 



57. Dorsal Surface of a Shell of a 



Fresh-water Tortoise (Emys) 44 



58. Spinal Column of Galago . . 45 



59. Front and Back View of a 



Vertebra of a Rattlesnake 

 (Crotalus) 46 



60. Side View of Twelfth and Thir- 



teenth Thoracic Vertebra of 

 Great Ant-eater (Myrmeco- 

 phaga jubata) 46 



61. Section of most Pre-axial Verte- 



brae, and part of Skull of Silu- 

 roid Fish, Beigrus .... 48 



62. Section through Middle Line of 



united Cervical Vertebrae of 

 Greenland Right Whale (Ba- 

 l&na mysticetus) 49 



63. Third Cervical Vertebra of a 



nearly full-grown Echidna 

 (E. hystrix) 49 



64. Axis and four following Cervi- 



cal Vertebra of a Spider 

 Monkey {A teles) .... 50 



65. Lumbar Vertebrae of the Great 



Armadillo (Priodontes) . . 51 



66. Pelvis of a Bird anchylosed to 



the Lumbar Vertebras ... 52 



67. Lateral, Dorsal, and Ventral 



View of First Vertebra of 

 Amphiuma 53 



68. Atlas and Axis Vertebras of a 



Chelonian Reptile . . . .54 



69. Caudal Vertebras of Inuus . . 59 



70. Post axial Termination of the 



Vertebral Column in a Salmon 59 



71. Part of the Vertebral Column of 



a Sole 60 



72. Lateral View of the five most 



Pre-axial Caudal Vertebrae of 

 Menobranchus 60 



73. Anterior Surface of Vertebras 



of Dolphin (Globiocephalus 



melas) 62 



74- Caudal Vertebra of a Crocodile 63 



75. Sternum of the Pig (Sus scrofa) 65 



76. Sternum of a Howling Monkey 



(Mycetes) 66 



77- Thorax of a Gallinaceous Bird . 67 

 7. Ribs of the Flying Lizard 



(Draco volans} 69 



7Q. Vertebra of Axolotl .... 70 

 80. Lateral View of Sixth Vertebra 



of Salamandra 71 



FIG. PAGE 



81. Skeleton of Head and Gills of 



Lamprey ...... 



82. Sternum of Common Mole 



(Talpa europcea) . . . . 



83. Side View of Man's Skull . 



84. Front View of Right Half of 



Man's Skull ..... 



85. Outer Surface of Man's Oc- 



cipital Bone ..... 



86. Man's Sphenoid Bone seen 



from above . ... 



87. Man's Ethmoid Bone . . . 



88. Front View of the Right Orbit 



of Man ....... 



89. Outer View of Under Surface 



of the Right Side of Man's 

 Skull ........ 



90. A View of the Upper, or Cere- 



bral, Surface of Left Side of 

 Man's Skull ...... 



91. Vertical, Longitudinal Section 



of Man's Skull .... 91 



92. Diagram of the Formation of 



the Skull, seen from above 93 



93. Diagram of the Formation of 



the Skull, seen laterally . 94 



94. Vertical, Longitudinal Section 



of the Post -axial part of the 

 Skull, and of the more Pre- 

 axial Vertebrae of the Silu- 

 roid Fish Bagrus .... 96 



95. Vertical, Longitudinal Section 



of the Skull of a Fowl . . 98 



96. Side View of the Skull of an 



adult male Gorilla . . 99 



97. Upper Surface of the Skull of 



a Frog ....... ico 



98. Diagram representing a 



Transverse Vertical Section 

 of the Skull of a Serpent . 101 



99. Upper View of the Skull of . 



the Tanrec (Hemicentetcs) 102 



100. Side View of the Skull of a 



Perch ....... 103 



101. Side View of the Skull of a 



Rattlesnake (Crotalus'] . . 104 



102. Vertical, Longitudinal Section 



of the Skull of a Perch . .105 



103. Under Surface of the Skull 



of the Lemur Microccbus 

 minor ....... I0 7 



104. Under Surface of the Skull 



of a Frog ....... 108 



105. DiagrammaticVertical, Trans- 



verse Section of the Skull of 

 a Lizard . . . . i" 



106. DiagrammaticVertical, Trans- 



verse Section of the Skull of 

 a Chelonian ..... m 



107. SideView of the Skull of a Por- 



cupine ( Hystrix cristate) 



S3 



oo 



14 



