134 



a. Ad. (V. 218; C.ll). 

 b-c. Ad. (V. 210, 211 ; 

 C. 12, 12). 



d. Ad. (V. 213; C. 12). 



e. Ad. (V. 227; C.12). 



f. Ad. (V. 235; 0. 11). 

 >. Ad. (V. 226 ; C. 12). 



h. Ad. (V. 225; C.ll). 

 i. Ad. (V. 217: C. 11). 

 k. Hgr. (V. 238; C.ll). 

 /.Ad. (V. 244; C. 9). 



m. Skel. 

 n. Skull. 



2. ANOMALOCHILUS. 



Anomalochilus, r. Lidth de Jeude, in M. Weher, Zool. Ercjehn. ii. 

 p. 180 (1890). 



No prfemaxillary teeth *. Head small, not distinct from neck ; 

 eye very small, distinct from the surrounding shields ; head with 

 large symmetrical shields ; nostril in a single nasal, which forms a 

 suture with its fellow behind the rostril ; no loreal or praeocular ; a 

 postocular ; no mental groove. Body cylindrical ; scales smooth, in 

 21 rows ; ventrals very small, scarcely enlarged. Tail extremely 

 short and blunt. 



Sumatra. 



1. Anomalochilus weberi. 

 Anomalochilus weberi, v. Lidth de Jeude, I. c. p. 181, pi. xv. figs. 1-3. 



Frontal nearly twice as largo as the supraocular, quadrangular ; 

 no enlarged parietals ; four upper labials, third largest and in 

 contact with the eye. Scales in 21 rows. Ventrals scarcely larger 

 than the neighbouring scales, 244 ; anal divided ; subcaudals 8. 

 Brown, each scale with a lighter edge ; a light spot on each pre- 

 frontal and on the frontal ; a series of round light spots on each 

 side of the back, in pairs or alternating ; an interrupted whitish 

 line along the middle of the side ; beneath with irregular light spots 

 arranged in pairs and sometimes confluent. 



Kaju Tanam, Sumatra. 



3. CYLINDROPHIS. 



Tortrix [non Linn.), part., Ojjpel, Ordn. Hepf. p. 55 (1811); Schleg. 



Fhys. Serp. ii. p. 1 (1837). 

 Anilius, part., Oken, Lehrh. Nahirg. iii. p. 283 (1816). 

 Ilysia, part., Hemprich, Grundr. Naturg. (1820) ; Fitz. N. Class. 



Rejit. p. 26 (1826). 



* Dr. van Lidth de Jeude kindly informs me that he lias been unable to 

 detect prismaxillary teeth in the type specimen. 



