44 SNAKES OF THE PHILIPPINE ISLANDS 



Oligodon sublineatus Dumeril and Bibron. 



Casto de Elera, Cat. Fauna Filipinas 1 (1895) 426. 

 This species is confined to Ceylon and the Nicobars. 



Ablabes collaris Gray. 



It is probable that this should be Polyodonfopliis bivittatus Boulenger, 

 as there are specimens of this species in the Santo Tomas Museum. 

 Simotes riisselli Jan (— Holai'cliiis arnetrsis Shaw). 



This species is confined to India. 

 Coryphodon korros Schlegel. 



Casto de Elera, Cat. Fauna Filipinas 1 (1895) 428. 



This is Ptyas koD-os Schlegel. It probably does not occur in the Phil- 

 ippines. 

 Coryphodon mucosus Linnseus. 



Casto de Elera, Cat. Fauna Filipinas 1 (1895) 428. 



This is Ptyas viiicosus and probably is confined to southeastern Asia. 

 Coryphodon fuscus Gunther. 



Casto de Elera, Cat. Fauna Filipinas 1 (1895) 428. • 



This species is Zaocys fuscus Gunther and appears to be confined to 

 Borneo. 



Coryphodon hexanotus Cantor. 



Casto de Elera, Cat. Fauna Filipinas 1 (1895) 428. 

 This is Xenelaphis liexagonotus Cantor and probably does not occur in 

 the Philippines. 

 Tropidonotus aff. dorsalis Gunther. 



Miiller, III. Nacht. Cat. Herp. Samml. Basel Mus. (1883) 15. 

 Tropidonotns aff. hypomelas Gunther. 



Miiller, III. Nacht. Cat. Herp. Samml. Basel Mus. (1S83) 15. 

 Tropidonotus schistosus Daudin. 



Casto de Elera, Cat. Fauna Filipinas 1 (1895) 432. 

 This is a synonym of Helicops schistosus Daudin and is confined to India 

 and Ceylon. 



Campylodon prevostianum Dumeril and Bibron, Erp. Gen. 7 (1854) 964. 



This is Gerardia prevostianum Dumeril and Bibron, and is probably 

 confined to the Indian Ocean. 

 Gouyosoma frenatum Gray. 



Casto de Elera, Cat. Fauna Filipinas 1 (1895) 432. 



This is Elaphe frenatum Gray, and is confined to India. 

 Dendrophis punctulata Gray. 



This species has been included in several lists on the strength of a 

 record by Parent! and Picaglia, Atti. Soc. Nat. Modena Mem. Orig. 5 

 (1886) 50. Very probably this specimen should have been recorded as 

 Dendrelaphis terrificus Peters, and the record for D. punctulata is un- 

 doubtedly incorrect. 



leptopMs vertebralis Dumeril and Bibron, Erp. Gen. 7 (1854) 543. ^ 



I am unable to determine the identity of this species. 

 Passerita mycterizans Linnreus. 



Casto de Elera, Cat. Fauna Filipinas 1 (1895) 435. 



This does not occur in the Philippines. 



