196 



CATTLE. 



are dimiuutive and weak, and have little or no power over the bod} 

 of the tonsfue. 



HYOID EOXE, OR OS HYOIDES. 



.• The s[)ur. 



i. The hasis, or greater comu or horn. 



3. The inferior lateral comu. 

 3 .The middle cornu. 



4. The superior lateral cornu. 



5. The epiglottis. 



6. The arytacnoid cartilage. 



7. The thyroid cartilage. 

 8 The cricoid cartilage. 

 9. Rings of the trachea. 



10. The interposed ligamentous substance 



between the rings. 



11. The Kimac glottidis, or entrance into 



the windpipe. 



In the hyoid bone of the ox, the muscle (the hyo-ghssus-lonffus, 

 the long muscle belonijing to the hyoid bone and the toni^ue) has 

 its origin in an attachment to the corner near the spur • but there 

 are two joints to give greater freedom of motion, and not only so, 

 but the bifurcation of the superior lateral cornu, swelled out into a 

 head or tubercle, has no unyielding cartilaginous attachment to the 

 temporal bone, and is fitted into a curious socket, formed between 

 the mastoid process of the temporal bone, and a plate of bone let 

 down on purpose, and in which it plays loosely, yet securely. 



GLOSS-ANTIIFiAX, BLAIN, OR BLACK TONGUE. 



There is a disease of the tongue in cattle, which, from its sudden 

 attack, fearful progress, and frequently fatal termination, requires par- 

 ticular notice. The animal is dull, refuses food, and rumination 

 ceases. A discharge of saliva appears from the mouth ; it is at 

 first limpid and inoffensive, but it soon becomes purulent, bloody, and 

 exceedingly fetid ; the head and the neck begin to swell ; they be- 

 come enormously enlarged ; th3 respiratory passages are obstructed ; 

 the animal brea.hes with the greatest difficulty, and is, in some 



