106 



COMPARATIVE OSTEOLOGY, 



SKELETON OF THE HOG (Omnivora). 

 Aytat. Skeleton. 



XKE SKTJXL. 



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



i, MaxUla, 2 ; k, Pre- 

 Tnrbinals, 4 ; Hyoid 



Cranial Boms. — a. Occipital, 1 

 Ethmoid, 1 ; Auditory ossicles. 8. 



Facial Bones.— g, Nasal, 2 ; ft, Os rostri. 1 ; /, Lachrymal, 2 ; e, Malar, 2 

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

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



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

 (four segments), 1 ; 5, Coccygeal vertebrae (variable), IS ; r r, Kibs, 28 ; * Stem>ia> (seven sterue- 

 brae), 1 ; ffl Costal cartilages. 



Appendicuxar Skeleton. 



pectoeax limb. 



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

 form, 2 ; 6', Lunar, 2 , &, Scaphoid, 2 ; d'. Unciform, 2 ; e', Magnum, 2 ; /', Trapezoid, 2 ; y", Pisi- 

 form, 2. Metacarpus :—7i'. Bones, 8; Large sesamoids. 16. Digit :-i'. Proximal phalanges. 8? 

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



PELVIC LIMB. 



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



The Limb.—m', Femur, 2 ; n' , Patella. 2 ; 0', Tibia, 2 ; p'. Fibula. 2. Tarsus :- g', Calcaneum. 3 . 

 r', Astragalus, 2 ; s'. Cuboid, 2 ; f , Cuneiforme magnum, 2 ; u', Ecto-cuneiforme. 2 ; 1/ w, Meso- 

 and Endo-cuneiformes, 4. Metatarsus :— Large bones, 8 ; x'. Small bones, 2 ; j/'. Large Sesamoids. 

 16. Digit :— Proximal phalanges, 8 ; Median phalanges. 8 ; Distal phalanges. 8 ; Small sesamoids. S. 



Visceral Skeleton. 



None. 



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



