117. MACROCALAMUS. 118, IDIOPHOLIS. 327 



117. MACROCALAMUS. 



Macrocalanms, Giinth. Rept. Brit. Lid. p. 198 (18(j4). 



Maxillary teeth about 10, subequal ; mandibular teeth subequal. 

 Head not distinct from neck ; eye small, with round pupil ; nostril 

 pierced between a nasal and the first upper labial ; no internasals ; 

 no loreal ; a pra;ocular. Body cylindrical ; scales smooth, without 

 apical pits, in 15 rows ; veutrals rounded. Tail short ; subcaudals 

 in two rows. 



Malay Peninsula ? 



1. Macrocalamus lateralis. 



Macrocalamus lateralis, Giinth. I. c. p. 199, pi. xviii. fig. D. 



Eostral deeper than broad, extending on to the upper surface of 

 the head, separating the nasals ; frontal longer than broad, a little 

 longer than its distance from the end of the snout, a little shorter 

 thau the parietals ; one prae- and one postocular : temporals 1+2 ; 

 eight upper labials, fourth and fifth entering the eye ; first lower 

 labial in contact with its fellow behind the symphysial ; four lower 

 labials in contact with the anterior chin-shields ; posterior chin- 

 shields small and separated from each other. Scales in 1.5 rows. 

 Ventrals 118 ; anal entire ; subcaudals 20. Eeddish brown above, 

 with a few small blackish spots ; a dark brown lateral stripe, enclos- 

 ing a series of small whitish spots ; whitish inferiorly, with a few 

 brown dots. 



Total length 300 raillim. ; tail 32. 



Malay Peninsula? 



a. cJ (V. 118: C. 20). ? Gen. Ilardwicke [P.]. 



(Type.) 



118. IDIOPHOLIS. 



Idiopholis, Mocquanl, Le Katur. 1892, p. 3-3, and Mem. Soc. Zuol. Fr. 

 V. 1892, p. 191. 



Maxillary teeth numerous, very small and equal. Head not 

 distinct from neck ; eye very small, with round pupil ; nostril 

 pierced between two small nasals : a pair of small internasals 

 separated by a small azygous shield : no supraocular : no loreal ; 

 no prijeocular ; no anterior temporal. Body cylindrical ; scales 

 smooth, without apical pits, in 15 rows ; ventrals rounded. Tail 

 short ; subcaudals in two rows. 



Borneo. 



1. Idiopholis collaris. 



Idiopholis collaris, 3Iocquard, Le Nittw. 1892, p. .3.5, and Mem. Soc. 

 Zool. Fr. V. 1892, p. 191, pi. vii. fig. 1. 



Snout short, obtuse. Rostral narrow, deeper than broad ; frontal 

 broader than long, as long as the praefrontals, about half as long as 

 the parietals ; six upper labials, third and fourth entering the eye, 

 fifth largest and forming a suture with the parietal ; anterior chin- 



