( xxxii ) 



Family DENDROPHID^E. 

 Body compressed, elongate. Scales narrow. Pupil round. 

 GONTOSOMA. 



Scales in 19 — 25 rows. Two nasals. Green. 

 Scales in 25 rows ... G. oxycephalum. 



Scales in 19 rows. Loreal present ... G. gramineum. 



Scales in 19 rows. Loreal none ... G. frsenatum. 



Dendrophis. 



Scales in 13 to 15 rows. Ventrals keeled. 

 Colour bronze ^ith a black edged yellow 



lateral band . . . D. pictus. 



Chrysopelea. 



Scales in 15 to 17 rows. Ventrals triparfcibly keeled. 

 Black with yellow spots . . . C. ornata. 



Family DRYIOPHID^. 



Pupil horizontal, linear. 



Tragops. 



Snout pointed. 

 Loreal none . . . T. Perroteti. 



Loreal present. 9 upper labials . . . T. prasinus. 



Loreal present. 8 upper labials . . . T. dispar. 



Nasal vety elongate, separates the rostral 



from the prsefrontals ... T. fronticinctus. 



The fifth upper labial nearly equal the 



sixth ... T. Javanicus. 



Passeeita. 

 Snout with a flexible appendage. 

 A yellow band along either side of belly ... P. mycterizans. 

 Belly without bands ... P. purpurascens. 



Family DISADID^. 

 Tree snakes with compressed body and short trigonal head. 



