RUMINANT SKELETON. 



99 



Temporal, 2 ; Sphenoid, 1 ; 



SKELET0:N' of the ox (Ruminanha). 



Axial Skeleton. 



the skull. 



Cranial Bones.— Occipital, 1 ; h, Parietal, 2 ; a, Frontal, 2 ; 

 Ethmoid, 1 ; Auditory ossicles, 8. 



facial Bones.— h, Nasal, 2; e, Lachrymal, 2; d, Malar, 2; /, Maxilla, 2; rj, Premaiilla, 2; 

 i, Inferior maxilla, 2 ; Palatine, 2 ; Pterygoid, 2 ; Vomer, 1 ; Turbinals, 4 ; Hyoid series, 7.' 

 Teeth : — Incisors, 6 ; Canines, 2 ; Molars, 24. 



The Trunk.~k, Cervical Yertebroe, 7 ; I, Dorsal vertebrae, 13 ; in, Lumbar vertebra, 6 ; n, Sacrum 

 .(five segments), 1; o, Coccygeal vertebraj (variable), 20; p p, Eibs, 26; * Sternum (seven sterne- 

 brte), 1 ; ^ Costal cartilages. 



Appendicular Skeleton, 

 pectokal limb. 

 t, Scapula, 2 ; it, Humerus, 2 ; v, Radius, 2 ; w, Ulna, 2. Carpus :— a-, Trapezium, 2 ; y, Cunei- 

 form, 2 ; c, Lunar, 2 ; a', Scaphoid, 2 ; 6', Unciform, 2 ; c'. Magnum, 2. Metacarpus :—(/', Large 

 bone, 2 ; t'. Small bone, 4 ; /', Large sesamoids, 8. Digit:—;;', Proximal phalanges, 4 ; h'. Median 

 phalanges, 4 ; i', Distal phalanges, 4 ; k'. Small sesamoids (naviculars), 4. 



PELVIC LIMB. 



PeJi-is.- Os Inuominatum :— q. Ilium, 2 ; s, Ischium, 2 ; r. Pubis, 2. 



r/ic Linib.—l', Femur, 2 ; m', Patella, 2 ; n', Tibia, 2. Tarsus :— o', Maleolar, 2 ; j/, Calcaneum, 2 ; 

 (/', Astragalus, 2 ; r', Cubo-cuneiform, 2 ; s', Cuneiforme medium, 2 ; t', Cuneiforme parvum, 2. 

 Metatarsus:— Large bone, 2 ; iif, Small bone, 2. Large sesamoids, 8. Digit :— Proximal phalanges, 

 4 ; Median phalanges, 4 ; Distal phalanges, 4 ; Small sesamoids, 4. 



Visceral Skeleton. 

 Bones of the heart, 2. 



The separate Bones of the Ruminant Skeleton, as here considered, are 251. 



