[ 28 ] 
► 
upper Lip, pretty high under the Nofej which it 
fervesio draw downwards. 
XLVII. 
The Elevator Labiorum communis arifes thin and 
flefhy from the Hollow of the Os maxillare , under 
the great Hole, and ends in the Angle of the Mouth, 
Santorini calls this, feu Caninus extra Oris Rill urn 
terminatus \ its Ufe is to bring the Corner of the 
Mouth upwards on each Side. 
XLVIII. 
The c Deprejfor Labiorum communis , or triangu- 
laris , arifes broad and flefhy from the lower Ed^e of 
the lower Jaw, between the Latiffimus Colli ana the 
Maffeter ; it is alfo inferted into the Angle of the 
Mouth, decufiating with lome of the Fibres of the 
following Mufcle, and ferves to puli down the Cor- 
ners of the Mouth. 
XLIX. 
The Zigomaticus major arifes flefhy from the Os 
Mali , near its Conjunction with the Procefs of the 
temporal Bone, runs down obliquely towards the 
Angle of the Mouth, over the Infertion of the fali- 
val Du Ct into the Buccinator , and, fpreading, joins 
the End of the former Mufcle, about the Rilius 
Oris . Its Office is to pull the Angle of the Mouth 
obliquely upwards. 
L. 
