SNAKES. 123 



i. Adult : bleached. Singapore. Presented by General Hard- 



wieke. 

 k. Adult : rather discoloured. India. Presented by Professor 



Oldham. 



1. Adult. India. From Mr. Warwick's Collection. 

 m. Adult. India. 



n. Adult. India. 



Var. B. Brown, with a black band along the sides. 



2. GONYOSOMA FRENATUM. 



Herpetodrvas frenatus, J. E. Gray, Ann. 8f Mag. Nat. Hist. 

 1853, p. 390: 



Scales in nineteen rows; loreal shield none. Head with a 

 very well-defined black streak through the eye to the cheek. 

 Uniform green. 



a. Khasya. Presented by Dr. J. Hooker. 



5. Philodryas, Wagler. 



Posterior maxillary tooth longest, grooved. Body and tail 

 elongate, more or less compressed ; head conical. One loreal ; 

 anterior ocular generally one ; posterior two or three. Scales 

 moderate, in seventeen to twenty-one rows. Eye moderate. 

 South America ; Madagascar. 



Dryophylax, Dum. ^ Bibr. vii. p. 1103, Herpetodryas, sp., 

 Schleg. Ess. ii. p. 173. Xenodon, sp., Boie, Isis, 1827, p- 541 ; 

 Schleg. I. c. p. 91. Philodryas and Chlorosoma, Wagl. Naturl. 

 Syst. Amph. p. 185. Coronella, sp., Boie, Isis, 1827, p. 53.9. 



1. Philodryas viridissimus. 



Coluber viridissimus, Linn. edit. xii. p. 388 ; Mus. Ad. Fried. 

 p. 46; Daubent. Quadr. Ovip. Serp. Encycl. p. 697; Lacep. Quadr. 

 Ovip. Serp. ii. p. 315 ; Bonnat. Ophiol. Encycl. Meth. p. 12 ; 

 Merr. Beitr. i. pi. 12; Latr. Hist. Rept. iv. p. 128. Coluber 

 janthinus and C. viridissimus, Daud. Hist. Rept. vi. p. 273 a, 302. 

 Natrix coerulescens et viridissima, Merr. Tent. pp. 112 & 113. 

 Coronella viridissima, Boie, Isis, 1827, p. 539. Chlorosoma viri- 

 dissimum, Wagl. Nat. Syst. der Amph. p. 185. Herpetodryas viri- 

 dissimus, Schleg. Ess. t. 7- f- 10, 11 ; Filippi, Catal. {Bibl. Ital. 

 t. 99). Dryophylax viridissimus, Dum. Sf Bibr. vii. p. 1 106. 



Head moderate, with flat crown ; loreal shield rather elongate ; 

 body compressed ; belly flat ; abdominal plates angularly recurved 



G 2 



