Proceedings of the Zoological Society. 85 



Dipsas monticola. Dip. superne triste fusca, striis aliquot nigris obliquis ; 

 infra Jlavo-brunnescens. 



Scuta abdominalia 193. 

 Scutella subcaudalia 82. 

 Habitat. Naga Hills (Assam). 



Dull dark brown above, with a few black obbque stripes ; beneath 

 brownish-yellow. 



Genus Tropidonotus, Kuhl. 



Tropidonotus quinque. Tro. superne griseo-brunnescens, nucha numero 

 Quinque (v.) nigro inscriptd, fasciisque duabus nigris dorsalibus, albo 

 punctatis ; abdomine Jiavo-albescenti, fascia nigra utrinque incluso. 

 Scuta abdominalia 259. 

 Scutella subcaudalia 97. 

 Habitat. Mergui. 



Brownish-grey above, with the cypher V in black on the neck, and 

 with two dorsal black bands dotted with white ; the abdominal surface 

 whitish-yellow, with a black band on either side. 



Tropidonotus mosstus. Tro. superne triste olivaceo-nigricans, subtusfla- 

 vus. 



Scuta abdominalia 138. 

 Scutella subcaudalia 77. 

 Habitat. Bengal. 



Dull blackish olive-colour above ; yellow beneath. 

 Vernacular name, Kalla Mittallee. 



Tropidonotus surgens. Tro. leete olivaceo-viridis, abdomine jlavo linea 

 nigra serrata utrinque incluso. 



Scuta abdominalia 148. 

 Scutella subcaudalia 23. 

 Habitat. Bengal. 



Bright greenish-olive ; the abdominal surface with a serrated line on 

 either side. 



Vernacular name, Bahr. 



Tropidonotus plumbicolor. Tro. supra plumbeus, fascia sagittata occi- 

 pitali nigra et alba, fasciisque nigris serratis transversalibus, squamis alte 

 carinatis tectus, mento albo, abdomine plumbeo. 

 Scuta abdominalia 162. 

 Scutella subcaudalia 51. 

 Habitat. Malwa (Saugor). 



Lead-coloured above, with an occipital arrow-shaped black and white 

 band, and with black serrated transversal bands, covered with sharply- 

 keeled scales, the chin white ; the abdominal svirface lead-coloured. 



