RUMINANT SKELETON. 



99 



SKELETON OF THE OX (Ruminaniia). 

 AxiAx Seeletok. 



Cranial Bone«.— Occipital, 1; b, Parietal, 2; a. Frontal, 2; c, Temporal, 2; Sphenoid, 1; 

 JSthmoid, 1 ; Auditory ossiclss, 8. 



Facial Bones.— h, Nasal, 2 ; e. Lachrymal, 2 ; d, Malar, 2 ; /, Maxilla, 2 ; g, Premaxilla, 2 ; 

 i. Inferior maxilla,, 2; Palatine, 2; Pterygoid, 2; Vomer, 1; Turbinals, 4 ; Hyoid (segments), 7. 

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



The Trunk.— k. Cervical Vertebrae, 7; I, Dorsal vertebrae, 13; m, Lumbar verteb-», 6; n, Sacrum 

 ■<five segments), 1 ; o. Coccygeal vertebrae (variable), 20 ; p p. Ribs, 26 ; * Sternum (seven steme- 

 brae), 1; St Costal cartilages. 



Appendicular Skeleton, 



PECTOEAl LIMB. 



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

 form, 2; e, Limar, 2; a'. Scaphoid, 2; b', Unciform, 2; &, Magnum, 2. Metacarpus :—d', Large 

 bone, 2 ; e'. Small bone, 4 ; /, Large sesamoids, 8. Digit :— g', Proximal phalanges, 4 ; h', Median 

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



pelvic limb. 



Pehiis.—Os Innominatum :—q. Ilium, 2 ; s, Ischium, 2 ; r. Pubis, 2. 



The Limb.— I', Femur, 2 ; m'. Patella, 2 ; «', Tibia, 2. Tarsus :— (f , Maleolar, 2; i)', Calcaneum, 2; 

 Q*, Astragalus, 2 ; /, Cubo-cuneiform, 2 ; s*, Cuneiforme medium, 2 : t*, Cuneiforme parvum, 2. 

 Metatsraus :— Large bone, 2 ; u', Small bone, 2. Large sesamoids, 8. Digit :— Proximal phalanges. 

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



VisoEBAi, Skeleton. 

 Bones of the heart, 2. 



The separate bones of the Bnminant Skeleton, as here considered, are 261. 



