DISSECTION OF THE HEAD AND NECK. 



165 



The Zygomatigo-auriculaeis, or Attolens Anticus. This muscle is 

 continuous with the preceding by an intermediate aponeurosis, and 

 its own muscular substance is generally divided into two slips by 

 intermediate fascia. It arises from the zygomatic process of the squa- 



FiG. 21. 

 ArKicuLAK Muscles and Nubves of a Mule (Chcmtmu). 

 1 Parieto-auricularis externus ; 2. Parieto-auricularis internus ; 3. Scutiform cartilage ; 4. Scuto- 

 „nrir„S extornus- 5. Temporalis ; 6. Corrugator superoilii ; 7. OrbioulariB palpebrarum ; 8. 

 U„ ted tendon^o? th; levatore? labii snperioris. proprii ; 9. Dilatator naris t-"---^?t,tnt"e ' 

 cular branches of 1st cervical nerve ; B. Anterior auricular nerve (of , th) ; C. Supraorbital nerve , 

 D. Auricular branch of the lachrymal nerve. 



mous temporal bone ; and it is inserted by an inner slip into the scutiform 

 cartilage, and by an outer slip into the outer aspect of the base of the 



concha. 



Action.^To prick the ear, like the preceding muscle. 



