PROTEROGLYPHA OR FRONT-FANGED SNAKES. 169 



Genus DENDRASPIS. 

 Two Species in South Africa. 

 KEY TO THE SPECIES. 

 Scales in 19 to 23 rows in the middle of the body ; 

 second and third upper labials much 

 deeper than the first ; 8 upper labials ; 

 upper anterior temporal not longer than 

 the lower . . . . . . . . . . Dendraspis angusiiceps. 



Fig. 7^- — These are Southern Garter Snakes (Homurdaps lacteus). They vary more or less 

 in their markings, but the orange or coral-red line down the middle oi the back is always 

 present Average length, one foot. 



