COLUBRID.S. 



shields longer than the posterior. Scales in 1 5 rows. Ventrals 1 i'T ; 

 anal entire ; subcaudals 2$. Dark brown above, somewhat lighter 

 beneath : a broad yellowish-white collar behind the parietals. 



Total length 1!)6 millim. 



Sebroeang Valley, N.E. Borneo. 



119. RHABDOPHIDIUM. 



Kabdiou, part., Dtim. Sf Bibr. Mem. Ac. Set. xxiii. 1853, p. 441, and 



Erp. Gfn. vii. p. 115 (1854)*. 

 Ehabdion, Gilnth. Cat. Col. Sn. p. 243 (1858) ; Jan, Arch. Zool. 



Anat. Phys. ii. 1862, p. 28. 



Maxillary teeth 10 to 12, subequal ; mandibular teeth subequal. 

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

 pierced in a small nasal, which is in contact with or narrowly 

 separated from the praeocular ; a pair of internasals ; no temporals, 

 the parietals in contact with the labials. Body cylindrical ; scales 

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

 short ; subcaudals in two rows. 



Celebes. 



1. Rhabdophldium forsteni. 



Rabdion forsteni, Dum. 8? Bibr. vii. p. 116 (1854); Gilnth. Cat. 

 p. 243 (1858) ; Jan, Arch. Zool. Anat. Phys. ii. 1862, p. 29. and 

 Icon. Gen. 13, pi. i. fig. 4 (1865). 



Snout rather pointed. Rostral broader than deep, well visible 

 from above ; suture between the internasals a little shorter than 

 that between the pra3frontals ; frontal longer than broad, longer 

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

 the parietals, about twice as broad as the supraocular ; a rather 

 large praeocular, reaching or nearly reaching the nasal ; one post- 

 ocular ; five (or six) upper labials, third and fourth entering the eye ; 

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

 three lower labials in contact with the anterior chin-shields, which 

 are longer than the posterior. Scales in 15 rows. Ventrals 137- 

 158; anal entire; subcaudals 22-31. Uniform blackish above, 

 brown beneath. 



Total length 370 millim. ; tail 45. 



Celebes. 



a, b. 5 (V. 153, 158; C. 26, 22). Celebes. 



120. PSEUDORHABDIUM. 



llabdion, part., Dum. fy Bibr. M6m. Ac. Sc. xxiii. 1853, p. 441, and 



Erp. Gin. vii. p. 115 (1854). 



Pseudorabdion, Jan, Arch. Zool. Anat. Phys. ii. 1862, p. 10. 

 Oxycalamus, Giinth. Rept. Brit. Ind. p. 1 1 J9 (1864). 



Maxillary teeth 10 to 12, subequal ; anterior mandibular teeth 

 slightly longer than the posterior. Head not distinct from neck ; 



* Name preoccupied (RttaMium, Wallr., 1833) 





