337 



BOA. BOA. 



Generic Character, 



Scuta abdominalia & sub- 

 caudalia. 



Scuta or undivided plates both 

 on the abdomen and be- 

 neath the tail. 



^ CONSTRICTOR BOA. 



Boa Constrictor. B. gnseo-Jlavescens, catena dorsali castanea, 



maculis lateralihus subtrigonis. 

 Yellowish-grey Boa, with large chesnut-coloured chain-like 



pattern down the back, and subtrigonal spots on the sides. 

 Boa Constrictor. Lin. Si/st. Nat. p. S73. 

 Serpens Ceilonica spadicea Manballa dicta. Seb. 2. t. 99' f' 1» 

 Serpens excellens ac speciosa Brasiliensis. lb. t. 99' f* 2. 

 Serpens blanda Ceilonica Polonga dicta, lb. ^. 101. 

 Serpens Americana arborea. Seb. 1. t. 53. 

 Le Devin. Cepede ovip. 2. p. 338. 



Boa Constrictor. Great Boa. Nat. Misc. vol, 2. pi. 51. 

 Abdominal scuta 240, subcaudal 60. 



Th E genus Boa is remarkable for the vast and 

 almost unlimited size of some of the principal spe- 

 cies, which in India, Africa, and South America, 

 are occasionally found of not less than twenty, 

 thirty, and even thirty-five feet in length, and of 

 a strength so prodigious as to be able to destroy 



