120. PSECDORHARDIC1C. 3J! 



eye small, with round pupil ; nostril pierced in a minute nasal ; 

 internasals small ; no loival : pneocular small or absent ; no tem- 

 poral-, 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. 

 Malay IViiinsula and Archipelago. 



1. Psendorhabdium longiceps. 



Calaraaria longiceps, Cantor, Cat. Mai. Rept. p. 63, pi. . fig. 1 



(1847). 

 Rabdion torquatum, Dum. Sf Bibr. vii. p. 119 (1854) ; Peters, Man. 



Berl. Ac. 1861, p. 684. 

 Pseudorabdion torquatum, Jan, Arch. Zool. Anat. Phys. ii. 1862, 



p. 10, and Icon. Gen. 10, pi. iii. fig. 3 (1865). 

 Oxycalamus longiceps, Gunth. Rept. frit. 2nd. p. 199 (1864) ; 



Stoliczka, Journ. As. Soc. Beng. xlii. 1873, p. 120. 

 Pseudorhabdion longiceps, Bouleng. Ann. < Mag. N. H. (5) xvi. 



1885, p. 389. 



Snout rather pointed. Rostral small, as deep as broad, well 

 visible from above ; suture between the internasals one third or 

 one fourth the length of that between the prsefrontals ; frontal a 

 little longer than broad, as long as or a little shorter than its distance 

 from the end of the snout, shorter than the parietals, more than twice 

 as broad as the supraocular ; praeocular small (rarely absent) ; one 

 posrocular : five upper labials, third and fourth entering the eye ; 

 symphysial in contact with the anterior chin-shields ; three lower 

 labials in contact with the anterior chin-shields, which are about twice 

 as large as the posterior. Scales in 15 rows. Ventrals 129-146; 

 anal entire ; subcaudals 10-28. Tail pointed. Iridescent brown or 

 black, with or without a yellowish collar ; usually a yellowish 

 vertical spot above the angle of the mouth. 



Total length 230 raillim. ; tail 35 ( rf ). 



Malay Peninsula, Sumatra, Borneo, Philippines, Celebes. 



a. cf (V. 132; C. 25). Pinang. Dr. Cantor. (Type.) 



b-c. 6 (V. 13-2 ; C. 24) & Perak. L. Wray, Esq. [P.]. 



$ (V. 141 ; C. 19). 



d. $ (V. 143; C. 18). Perak. G. E. Dobson.Esq. [P.]. 



t. 2 (V. 133 ; C. 20). Singapore. Dr. Dennvs [P.]. 



/. Yg. (V. 130 ; C. 28). Singapore. H. N. Ridley, Esq. [P.]. 



g-h. rf (V. 132; C. 28) & Deli, Sumatra. Prof. Moesch [C.1 



$ (V. 146; C. 19). 



t. $ (V. 137 : C. 10). Nias. Hr. Sundermann [C.]. 



k. (V. 137 ; C. 21 ). Pontiana, Borneo. Prof. Peters [P.]. 



I. <$ (V. 129; C. 28). Borneo. 



2. Pseudorhabdiuin oxycephalum. 



Rhabdosoma oxycephalum, Gunth. Cat. p. 242 (1858). 



Oxy calamus oxycephalus, Gunth. Proc. Zool. Soc. 1873, p. 168, fig. 



Closely allied to the preceding, but differing in the following 



