122. TTPHLOGEOPHIS. 351 



broader than long, shorter than the parictals ; eye extremely 

 minute ; supraocular very small, confluent with the postocular ; no 

 pra30cular ; four upper labials, second and fourth largest, second 

 and third entering the eye : first lower labial in contact with its 

 fellow behind the symphysial ; two pairs of chin-shields, in contact 

 with each other. Body extremely slender. Scales in 13 rows. 

 Ventrals 300-320 ; anal entire ; subcaudals 13-14. Tail obtuse, 

 rounded at the end. Blackish, with a few yellowish (red?) spots 

 along each side of the body and a pair at the base of the tail.? 



Total length 285 millim. ; tail 10. 



Borneo. 



a. 2 (V. 320 ; C. 13). Borneo. (Type.) 



b. $ (V. 300; C. 14). Matang. 



The following species is doubtful : — 



Calamaeia. catenata, Blyth, Journ. As. Soc. Beng. xxiii. 1854, 

 p. 287. 



Frontal almost as large as the parietals. Scales in 13 rows. 

 Ventrals 187 ; subcaudals 41. Predominant colour dusky above, 

 formed by minute black specks upon a pale ground-tint ; below pale 

 buff and marked with lateral series of square black spots ; four 

 black lines throughout above, the upper bordering a pale medial 

 streak, which is simple upon the tail, but along the body forms a 

 concatenation of elongate oval spots ; an imperfect whitish-buff 

 coUar, and similar marks before and behind the eye. 



Assam. 



122. TYPHLOGEOPHIS. 



Typhlogeophis, Gilnth. Proc. Zool. Soc. 1879, p. 77. 



Maxillary teeth 8, subequal ; mandibular teeth subequal. Head 

 not distinct from neck ; eye concealed under the ocular shield : no 

 supraocular; nostril pierced in a minute nasal; internasals small ; 

 no loreal or prseocular; no temporals, the parietals in contact with 

 the labials. Body cylindrical ; scales smooth, without apical pits, 

 in 15 rows. Tail short ; subcaudals in two rows. 



Philippine Islands. 



1. Typhlogeophis brevis. (Plate XX. fig. 3.) 

 Typhlogeophis brevis, Giinth. I. c. 



Snout rather pointed ; rostral very small, nearly as deep as broad, 

 just visible from above ; suture between the internasals about half 

 the length of that between the prefrontals ; frontal small, as long 

 as broad, shorter than its distance from the end of the snout, half 

 as long as the parietals ; five upper labials, fourth in contact with the 

 ocular, fifth very large ; two pairs of chin-shields, anterior largest. 



