Mr. Bell on Leptophina — Dryinus. 327 



Passeriki Pam. Russell Ind. Serp. I. t. xii. p. 16. 

 ? Coluber mycterizans. Daud. Repf. VII. p. 9. 

 Coluber mycterizans, var. Shaw III. pt. II. p. 547. 

 Dryinus nasutus. Merrem Amph. p. 136. 

 Habitat in India oriental!. 



Yellow green above, pale greenish beneath, a whitish line along 

 the abdomen on each side ; rostrum acuminated. 



NAsuTus. Dr. supra Icete, subtus pallide viridis, linea utrinque 

 abdominali flava ; rostro subacuto^ non mucronato. 

 Scuta abdominalia, 209. 

 Scutella subcaudalia, 160. 



Seba II. t. liii. fig. 4. 



Coluber nasutus. Shaw Gen. Zool. III. pt. I. p. 548. 



Russell Ind. Serp. II. t. xxiv. p. 28. 



Habitat in Insula Java. 



Bright green above, paler beneath, with a yellow abdominal 

 line on each side ; rostrum subacute, not mucronated. 



RussELLiANUs. Dr. supra glaucus^ subtus pallide rufescensj 

 nigro minute punctata ; rostro mucronato. 



Scuta abdominalia, 174. 

 Scutella subcaudalia, 148. 



Botla Passeriki. Russell Lid. Serp. I. t. xiii. p. 18. 

 Coluber mycterizans var. Shaw Gen. Zool. III. pt. II. p. 547. 

 Dryinus nasutus var. Merrem Syst Amp. p. 136. 

 Habitat in India orientali rarior. 



Glaucous green above, pale reddish beneath, minutely dotted 

 with black ; rostrum mucronate. 



That these four species are distinct, the characters given of 

 them by those who have seen them living, and observed their 

 habits, as well as examined their structure, sufficiently prove. 

 Merrem was the first to separate Dr. mycterizans from the Pas- 

 seriki pam of Dr. Russell, who had considered these two species 

 as identical. Merrem has however most erroneously considered 



