106 



COMPARATIVE OSTEOLOGY. 



Fig. 29. 



SKELETON OF THE HOG (Omnttoiu). 

 Axial Skelktok. 



THE SKUXL. 



b, Parietal, 2 ; d. Frontal, 2 ; c. Temporal, 2 ; Sphenoid, 1 : 



{, MaxUla, 2 ; k. Pre- 

 Turbinals, 4 ; Hyoid 



Cranial Bones.— a, Occipital, 1 

 Ethmoid, 1 ; Auditory ossicles, 8. 



Facial Bones.— g, Nasal, 2 ; ^,03 rostri, 1 ; /, Lachrymal, 2 ; e, Malar, 2 ; 

 maxilla, 2 ; I, Inferior maxilla. 1 ; Palatine. 2 ; Pterygoid, 2 ; Vomer, 1 

 series, 5. Teeth :— Incisors. 12 ; Cahines. 4 ; Molars, 28. 



The Trunk.— m, Cervicle vertebrae, 7; n, Dorsal vertebrae. 14 ; o. Lumbar vertebrae, 7 ; p, Sacrum, 

 (four segments), 1 ; q, Coccygeal vertebrae (variable), 18 ; r r, Eibs, 28 ; * Stennoai (seven sterne- 

 brae), 1 ; 9 Costal cartilages. 



Appendicular Skeleton. 



pkctorax limb. 



V, Scapula, 2 ; w, Humerus, 2 ; x, Radius. 2 ; y. Ulna, 2. Carpus :— a. Trapezium. 2 ; a', Cunei- 

 form, 2 ; b'. Lunar, 2 , &, Scaphoid, 2 ; d', Unciform, 2 ; e*. Magnum, 2 ; /', Trapezoid, 2 ; (f, Pisi- 

 form, 2. Metacarpus :— ft'. Bones, 8; Large sesamoids. 16. Digit:— i', Proximal phalapges. 8j 

 jb", Median phalanges, 8 ; {', Distal phalanges. 8 : I", Small sesamoids, 8. 



PELVIC LIMB. 



Pelvis.— Os Innominatum :— 8, Ilium, 2 ; t, Pubis. 2 ; u. Ischium. 2. 



The Limb. — m'. Femur, 2 ; n'. Patella. 2 ; o', Tibia, 2 ; p', Fibula. 2. Tarsus :- g', Calcaneum. 3 ; 

 r'. Astragalus, 2 ; a', Cuboid, 2 ; f, Cuneiforme magnum, 2 ; u', Ecto-cuneiforme. 2 ; i/ w , Meso- 

 and Endo-cuneiformes, 4. Metatarsus :— Large bones, 8 ; or", Small bones, 2 ; /, Large Sesamoids.^ 

 wl6. Digit :— Proximal phalanges, 8 ; Median phalanges. 8; Distal phalanges. 8 ; Small sesamoidsi 8* 



YlSOERAI. SeELKTOM. 



None. 

 The separate bones of the Skeleton of the Hog, as here considered, are 324. 



