186 COLTTBRID^. 



A. Head dark brown, separated from the bodj' by a yellow collar ; 



dorsal stripes yellowish. (G. geminatus, Boie.) 



a. 5 (V. 162 ; C. ?). Java. Leyden Museum. 



B. Head dark brown ; dorsal stripes yellowish, each with a series of 



black spots. (L. melanocephalms, Gray, H. prionotus. Cant., 

 E. ornatus, Jan.) 



b. d (V. 152; 0,?). Singapore? Gen. Hardwicke [P.]. 



(Tvpe of L. melanocephalus.) 

 e, rf. (J (V. 149 ; C. 103) Singapore? " Gen. Hardwicke [P.]. 



.^hgr. {V.144;C.?). 

 e. Hgr. (V. 144; 0. 98). Singapore. Dr. Dennys [P.]. 



C. Head yellowish or reddish brown, with yellow black-edged dots ; 



body as in the preceding. {L. catenatus, Gray, E. javanievs, 

 Bleek.) 



/. Hgr. (V. 145 ; 0. 89). Java. Dr. Bleeker. 



(Type oi E. javanious.) 

 g-h. 5 (V. 166 ; 0. 128) Tengger Mountains, Hr. Fruhstorfer [0.]. 



&yg.(V.156;C.145). Java. 

 i. cj (V. 155 ; 0. ?). Sumatra. Zool. Society. 



D. Head yellowish-brown ; dorsal stripes bluish grey, each with a 



series of small black spots. {A. fiaviceps, Gthi.) 



A. $ (V. 147 ; 0. 93). Malay Archipelago. (Type of A/amceps.) 



l-m. ? (V. 160, 154; Borneo. L. L. Dillwyn, Esq. 



C. ?, ?). [P.]. 



7. Polydontophis subpunctatus. 



Seba, Thes. i. pi. xi. (1734). 



Oalamaria sagittaria («o» Cant.), Jerdon, Journ. As. Soc. Beng. 



xxii. 1853, p. 528. 

 Gligodon subpunctatus, Dum. ^ Bihr. vii. p. 58 (1854) ; Jan, Arch. 



Zool. Anat. Phys. ii. 1863, p. 39 ; Qunth. Sept. Brit. Ind. p. 208 



(1864) ; Jan, Icon. Gen. 48, pi. i. fig. 4 (1876). 

 Enicognathus melanocephalus, part., Dum. ^ Bibr. t. c. p. 330. 

 Oligodon spinfepunotatus, Jan, Arch. Zool. Anat. Phys. ii. 1862, 



p. 40 ; GUnth. I. e. ; F. Mull. Verh. nat. Ges. Basel, viii. 1887, 



p. 262. 

 Enicognathus humberti, Jan, t. o. 1863, p. 275, and Icon, G6n. 16, 



pi. iv. fig. 1(1866). 

 Ablabes humberti, Gunth. I. c. p. 228 ; Blanf. Journ. As. Soc. Beng. 



xlviii. 1879, p. 115. 

 RhadicEea melanocephala, Cope, Proc. Ac. PhUad. 1868, p. 132. 

 Polyodontophis subpunctatus, Bouleng. Faun. Ind., Eept. p. 303 



(1890). 



Eostral nearly twice as broad as deep ; suture between the inter- 

 nasals a little shorter than that between the prefrontals ; frontal 

 longer than its distance from the end of the snout, as long as the 



