25.8 GRIFFIN. 



e'. Eight upper labials, fifth and sixth ^entering the eye. Reddish brown 

 above, yellowisli below. 



Oxyrhabdinm modestnm (Dum^ril et Bibron). 

 Luzon [Giinther) ; Samar {Peters); Dinagat {Boulenger) ; Min- 

 danao (F. Mailer); Samar and ilindanao {Bureau of Science collec- 

 tioyi). 

 <r. Seven upper labials, fourth and fifth entering the eye. Colors like those 



of the preceding species , Oxyrhabdium leporiatun (Giinther). 



Luzon {Boulenger). 

 b^. Posterior maxillary and mandibular teeth smallest; enlarged anterior 

 maxillary teeth separated from the other teeth by a short space; scales 

 equal, smooth, with apical pits; nostril between 2 nasals, pupil round. 

 Dark brown above. Belly white with triangular brown spots along each 

 side. .. A genus of 1 species, which is found only in the Philippines. 



Cyclocorus lineatus (Reinhardt). 

 Manila {Jan); Daraga {Peters): Mindanao {F. Mailer); Occidental 

 Negios; Benguet, Laguna, Bataan, and Tarlac Provinces, Luzon; Polillo 

 {Bureau of Science coUection) . 

 II. Hypapophyses absent in the posterior dorsal vertebrse, the lower surfaces of 

 which are smooth, 

 a'. Anterior maxillary and madibular teeth strongly enls^rged; posterior maxil- 

 lary teeth increasing in size: anterior maxillary teeth separated from 



the rest by an interspace Genus Ophites. 



6'. A prajceular, separating the eye from the prefrontal. 



c'. Nasal single. Three series of alternating black spotG on the back; brown 



below ,i -. Ophites tesselatus (Jan). 



Manila {Jan). Recorded from the Philippines only, with Manila 

 as the only definite locality. 

 <?. Nostril between 2 nasals. Dark brown above, with light yellow lips 

 and collar. Yellowish below. A common snake about Manila. 



Ophites aulicus (Linnaeus). 

 Manila (Peters, Westphal-Castenau) ; Paracale {Peters); Butuan, 

 Mindanao {Giinther) ; southern Mindanao {J. G. Fischer); Manila, 

 Cuyo, Bantayan, Occidental Negros, Montalban {Bureau of Science 

 collection). Widely distributed in southern India and the East Indian 

 Islands. 

 V. No pratoeular; prefrontal entering the eye. Dark brown on the back and 



sides, crossed with broad bars of white Ophites subciactns (Boie). 



ilindanao {Boulenger) ; Iwahig, Palawan {Bureau of Science coUec- 

 tion). Found also in the Malay Peninsula. Borneo, Sumatra, and Java. 

 a^. Anterior maxillary teeth increasing in size to the eighth or ninth, which is 

 ffing-like, followed by a short interspace, then 3 small teeth succeeded, 

 without a second interspace, by 3 much enlarged, laterally compressed 



teeth _ Genus Haplonodon. 



The genus is represented by a single species. General color brown. 

 The body and tail crossed by numerous (79) dark bands separated by 



narrow light bands -. Haplonodon philippinensis Griffin. 



Polillo {Bureau of Science collection). 

 a^. Anterior maxillary teeth not enlarged, middle and posterior longest, no 

 interspaces; pupil vertically elliptic Genus Stegonotns. 



