ISO 



scales without pits, in 13 rows; ventrals rounded. Tail short; 

 subcaudals in two rows. 



Distribution. From Assam and Burma to the Moluccas. 



Small, gentle snakes, living on the ground under stones 

 and fallen trees; feeding on insects and worms. 



Nom. Indig. Oraj surapari (Sund.). 



Key to the I ndo- Australian species. 



A. Less than 300 ventrals. 

 I. Five or six upper labials. 

 AA. Frontal more long than broad. 



I. Mental in contact with the chin-shields. 



. Frontal not twice so broad as the supraocular. 

 f Rostral more broad than deep. 

 aa. Diameter of the eye less than its 

 distance from the mouth; ven- 

 trals 177 217; subcaudals 



16 23 i. C. lumbricoidea p. 153. 



bb. Diameter of the eye equal to its 

 distance from the mouth; ven- 

 trals 147 210; subcaudals 



15 26 2. C. vermifonnis p. 153. 



cc. Diameter of the eye more than 

 its distance from the mouth. 

 X Frontal shorter than the pa- 

 rietals ; uniformly brown or 



olive above; subcaudals 22 23 3. C. stahlknechti p. 154. 

 XX Frontal shorter than the pa- 

 rietals; 6 whitish streaks on 



the body; subcaudals 19 21. 4. C. indragirica p. 154. 

 XXX Frontal as long as the parie- 



tals; subcaudals 28 5- C. balucnsis p. 155. 



ft Rostral as broad as deep. 



aa. Frontal as long as the parietals. 



1 . Frontal one time and two thirds 

 as long as broad; ventrals 187; 



subcaudals 20 22 6. C. graboivskyi p. 155. 



2. Frontal one time and one third 

 as long as broad; ventrals 



149 165; subcaudals 12 19. 7. C. margaritophora p. 156. 

 bb. Frontal shorter than the parie- 

 tals; ventrals 126 I 44; subcau- 

 dals 2530 8. C prakkei p. 156. 



