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. 



N o m. Indig. Oraj surapari (Sund.). 



Key to the I n do- Aust ra lian species. 



J. Less than 300 ventrals. 

 I. Five or six upper labials. 

 A A. Frontal more long than broad. 



I. Mental in contact with the chin-shields. 



jc. Frontal not twice so broad as the supraocular, 

 "j" 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. vermiforinis 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 



XX Frontal shorter than the pa- 



rietals; 6 whitish streaks on 



the body; subcaudals 19 — 21. 



XXX Frontal as long as the parie- 



C, stahlkncchti p. 154. 



tals; subcaudals 28 



It 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 



2. Frontal one time and one third 

 as long as broad; ventrals 

 149 — 165; subcaudals 12 — 19. 



bb. Frontal shorter than the parie- 

 tals; ventrals 126 — 144; subcau- 

 dals 25 — 30 



4. C. indragirica p. 154 



5. C. baluciisis p. 155. 



6. C. grabowskyi p. 155. 



7. C. margaritophora p. 156. 



8. C. prakkei p. 156. 



