SNAKES. 151 



b. Adult. Boraeo. From Mr. Lowe's Collection. 



c. Adult : injured. Borneo. Presented by Sir James Brooke. 



d. Adult : very bad state. India. From Mr. Warwick's Col- 



lection. 



e. Adult. Sine patria. Presented by Captain Sir E. Belcher. 

 /. Adult. Sine patria. 



5. Ah^tulla, Gray. 



DendrophidcB with keeled or smooth scales ; those of the me- 

 dial dorsal row not larger than the others, lanceolate, equilateral. 

 Posterior maxillary teeth longest, smooth. Sides of abdomen 

 shghtly keeled. Africa ; South America. 



Ahae.tulla, sp.. Gray, Syn. p. 16. Leptophis, sp.. Bell, Zool. 

 Journ. 1825, p. 329. Leptophis et Uromacer, Dum.. Sf Bibr. vii. 

 pp. 529, 719. Dendrophis, sp., Schleg., Boie. Leptophis, Wapl. 

 Nat. Syst. derAmph. p. 183. Coluber, sp., Natrix, sp., auct. prior. 



1. Ah^tulla smaragdina. 



Dendrophis smaragdinus, Boie, Isis, 1827, p. 547 ; Schleg. Ess. 

 ii. p. 237. Leptophis smaragdinus, Dum. Sf Bibr. vii. p. 537. 

 Leptophis gracilis, Hallowell, Proc. Ac. Nat. Sc. Philad. ii. p. 60, 

 and vii. p. 100. 



Scales keeled ; upper labials nine ; posterior oculars two. 

 Uniform bluish green, paler beneath. Young specimens exhibit 

 longitudinal series of small, round white spots. 



a. Adult. Mediterranean. From the Haslar Collection. 



b. Half-grown. Ashantee. From the Leyden Museum. 



c. Young. Ashantee. From the Leyden Museum. 



d. Adult. Niger Expedition. From Mr. Eraser's Collection. 



e. Adult. Coast of Guinea. From the Leyden Museum. 



/. Adult : injured. West Africa. From Mr. Rich's Collection. 



g. Adult. West Africa. From Mr. Rich's Collection. 



h. Half-grown: bad state. West Africa. From Mr. Rich's 



Collection. 

 i. Half-grown : bad state. West Africa. From Mr. Raddon's 



Collection. 

 A:. Half-grown: head injured. West Africa. From Mr. Raddon's 



Collection. 



I. Adult. ? Purchased at Liverpool. 



m. Adult. Africa. From the Leyden Museum. 

 n. Adult. Africa. From the Haslar Collection. 

 0. Half-grown. Africa. 

 p. Adult. Africa. From the Haslar Collection. 



