74 EQUINE ANATOMY. 



SYIVDESIWOLOGY. 



Temporo-maxillary joint— Double condyloid. On 

 the temporal, a condyle, glenoid cavity and snpra-con- 

 dyloid process ; on the raaxillary, a condyle, inter- 

 articiilar meniscus, capsula** ligament. Motions : De- 

 pression, elevation, lateral motion, horizontal gliding. 



Otlier joints are all synarthrodial, sutura. 



MYOLOGY. 



Facial Region,— Thirteen muscles. 



1. Lawai^is. — Synonyms. Orbicularis oris, (P). 

 Attachments : Ko bony attachments. Action : Con- 

 strictor of the lips. 



2. Alveolo-labialis. — Synon^ans. Buccinator, (P). 

 Buccinator and molaris, (L). Attachments : Alveolar 

 tuberosity, superior and inferior /maxijlary. Action : 

 Belated to mastication. ^^<*<^^ Q^^^ ^ ' 



ABiALis,-— Synonyms. Zysiamaticus, 

 3 : burracejor the mas^ei'^and com- 



3. Zygomatico-labialis,- 

 (P). Attachments' 

 missure of the lips. Action : Pulls the commissure 

 backwards. 



4. Lachrymo-labialis. — Synonyms. Not mentioned 

 by P. Inferior palpebral, (L). Attachments: Lach- 

 rymal and zyo'omatic'bones, cellulau fasciafj30verin2r the 

 alveolo-labialis.-^ Action : Corrugates tlie skin below 

 tl^e eye. j> ' 0' 



