104 



BOIDiE. 



a-c. S (Sc. 43, 43, 43; 



V. 207, 203, 208; C. 



30, 36, 37). 

 d-e,f-(i, h-i. (S (Sc. 41, 



41; "v. 212, 203; C. 



49, 39), 5 (Sc. 43, 43 ; 



V. 208, 212; C. 42, 



36), & embryos. 

 1c. Yg. (Sc. 45 ; V. 200 ; 



C. 37). 

 l,m. Yg. (Sc,53,49; V. 

 228,212; C.46,38). 



S.E. Betsileo. 



Ankafana, Betsileo. 



Betsileo. 

 Madagascar. 



10. ENYGRUS. 



Mr. T. Waters [C.]. 



Rev. W. D. Cowau 



[0.]. 



Rev. G. A. Shaw 



[C.]. 



Envgnis, Wagler, Sijst. Amph. p. 166 (1830) ; Dum. ^' Bibr. Erp. 



Gen. vi. p. 476 (1844) ; Grmj, Cat. Sn. p. 105 (1849). 

 Boa, part., Schleg. Phys. Seiy. ii. p. 373 (1837). 

 Enygrus, part., Jan, Icon. Gen. Ophid. p. 76 (186.5). 

 Erebophis, G'dnth. Proc. Zool. Soe. 1877, p. 131 ; Peters ^- Don'a, 



Ann. Mus. Genova, xiii. 1878, p. 405. 



Pis. 6. 



Head of Enijcjnis asper. 



Anterior maxillary and mandibular teeth very large, the rest 

 small and subequal. Head distinct from neck, covered with small 

 scales. Eye moderate, with vertical pupil. Body compressed. 

 Scales keeled. Tail short, prehensile ; subcaudals single. 



Moluccas, Papuasia, Polynesia. 



