6'' 



o 



belly and four outer rows of scales blackish with a yellow 

 lateral stripe and white median ventral stripe. 

 Siam. A solitary specimen. 



H. BENNETTii, Gray. 



Scales 21. Ventrals 160, subc. 50. Anterior frontal small, 

 does not touch the loreal. Brownish grey with transverse 

 series of black spots ; belly and three outer scales white ; 

 each ventral with median and lateral black spots. 

 China. 



H. CHiNENSis, Gray. 



Scales 23. Ventrals 150, subc. 45. Anterior frontal as 

 large as a posterior frontal. Blackish ash with small black 

 sppts ; belly and outer scales whitish, with black lateral 

 band. 



FERANIA, Gray. 



Head short, body stout, head shielded. Nasals large, 

 single, contiguous. Ti'jo small anterior frontals. Scales 

 smooth, 27. 



F. siEBOLDii, Schlegel. 



Ventrals 147-156, subc. 48-55. White with about 32 

 (vertebral) large, brown, black edged spots ; small dorsal 

 triangular spots in the intervals. Head brown with two 

 diverging white lines. 

 Bengal, Straits. 



HOMALOPSIS, Gray. 



Head flat, triangular ; body stout. Head shielded ; 

 anterior frontal single ; nasals single, contiguous. Orbital 

 circle complete. Posterior labials transversely divided. Cleft 

 of mouth turned upwards behind. Scales 37-47, keeled. 



H. BUCCATA, L. 



Ventrals 160-171, subc. 70-84. Brown with about 30 

 narrow white cross-bands. Belly and outer scales white ; 

 head markings. 



Burma, Straits. 



