56 MK, W. THEOBALD, JUN., ON THE 



Habitat Eaiigoon, teste Nutliall. 



Specimen uniciim in Museo Soc. Asiatic£B Bengaleusis in Cal- 

 cutta. 



Head rather thick. Anterior frontals small, broader than long. 

 Posterior frontals large, bent over the side and entering the orbit. 

 Superciliaries small. Loreal moderate. Anteoculars two, very 

 small. Postocular one, very small, with a band-like subocular ex- 

 cluding the labials from the orbit. Scales smooth, in fifteen rows, 

 the vertebrals not enlarged, but three or five rows very faintly 

 keeled. Anal entire. Subcaudals bifid. Upper labials seven, 

 the fourth and fifth high, under the orbit, but separated by the 

 intervening band-like subocular ; sixth low ; seventh very long, 

 Avith two elongate temporals above it. Three pairs of large 

 transverse gular shields. 



Colour above uniform brown, below pale yellowish. 



The type Avas presented to the museum of the Asiatic Society 

 of Bengal by Col. Nuthall, from Eangoon. 



Family IIOMALOPSIDiE. 



PoiinONiA, Gray. 



P. BicoLOK, Theobald. 



Squamis viginti quiuque ordinibus. Verticali magno, sexangu- 

 lari. Occipitalibus magnis. Anteoculari uno. Postoculari- 

 bus duobus. Prontalibus tribus, anteriore parvo. Loreali 

 nullo. Labialibus superioribus quinque, oculo supra quintum. 

 Cervice squamosa. Pupula verticali. Colore flavescente 

 cinereo, fusco maculate, maculis parvis. Ventre albo. 

 Coloribus distiucte separatis. 



Corpus .... 9-50 

 Cauda .... 1-25 = 1075. 



Halitat prope Pangoon. Loco paludoso captum. 



Scales in twenty-five rows. Vertical large, six-sided. Occipi- 

 tals large (these are described as small in Fordonia tmicolor *) . 

 Anteocular one. Postoculars two. Anterior frontal single, small. 

 Loreal none. Upper labials five; eye over the fifth. Throat 

 scaly. Pupil vertical. 



* Gray, Viper-Snukes, p. 77, 



