254 



COMPARATIVE ANATOMY 



Fig. 204. — A, Tongue, Hyoid ApPARATr.s, axd Bronchi of a Kecko (Phylo- 

 (lai-if/liiti enropams) ; B, Tongue of Ldcerln ; C, of Monitor inrlicwi ; D, of 

 Emys eitropcm ; E, of an Aeligatok. 



Z, tongue ; ZIC, body of liyoiil ; VII and HH, anterior and posterior oornua of 

 hyoid ; K, larynx ; 77; , thyroid ; T, trachea ; B, bronchi ; Lg, Umg ; 21, 

 mandible ; L, glottis ; ZS, sheath of tongue. 



