70 REPTILES. 



* Muzzle broad, rounded. Labial plates |, front lower high, nar- 

 row, triangular. Body thick, one coloured. Scales with a 

 pellucid dot in the front edge. 



The White Amphisbena. Amphisbsena alba, Linn. Mus. 

 Adolph. 26, t. 4,f. 2. Dum. et Bib. E. G. v. 484. A. rosea, Shaiv, 

 Nat. Mis. iii. t. — A. pachyura, Wolf.Abbild. ii. 61, t. 17. A. fla- 

 vescens, Nieuweid, Abbild. t. — Wagler, Icon. t. 16,/. 1. Schinz. 

 Amph. 129, L 46. Le Blancbet, Lacep. Q.O. ii. t. 21,/. 1. 



White ; tail with 16 or 20 rings ; preanal pores 8 or 9 ; upper 

 labial plates 3, first touching tlie rostral ; orbital shield lozeuge- 

 shaped, over the suture of the second and third labial plates. 



a. Adult, bleached, in spirits. Femoral pores 8 ; the shield in front 



of the cloaca 4-sided, elongate. Old collection. 



b, c. Adult, in spirits. Femoral pores 6; the 2 centre shields in 



front of the cloaca narrow behind, the rest 4-sided, elongate. 

 Brazils. From M. P. Clausen's collection. 



** Muzzle broad, rounded in front. Labial plates §, the front 

 lower labial broad, triangular. Vertebral shields small. Bo- 

 dy thick, black, white-varied. 



The Sooty Amphisb^na. Amphisbsena Americana, Scheuch. 

 P. S. iv. 1179, t. 1129,/. D, t. 1249,/. 10. Seba, Thes. i. t. 18,/. 

 3 ; t. 22, f. 2, 3 ; t. 73, /. 4 ; t. 100,/ 3. A. fuliginosa, Linn. L. 

 S. i. 392. Daud. Rept. t.9l,f.2. Dum. et Bib. E. G. v. 480. A. 

 vulgaris, A. varia, A. magnifica and A. flava, Laur. Syn. 119 — 

 122. Guerin, Icon, t. 18,/. 1. La enfumee, Lacep. Q. O, ii. 459. 



Black and white varied ; tail with 26, body 29 to 33 rings ; 

 preanal pores 8 or 9. 



a. In spirits. First upper labial plate divided in half, second low- 



er labial distinct. S. America. 



b. In spirits. Second lower labial plate distinct. Demerara. Pre- 



sented by Lieut. Friend, R.N. 



c. In spirits", bleached. Vertebral plates rather large, irregular. 



S. America. 



d. Adult, in spirits. Second lower labial indistinct. Berbice. Pre- 



sented by Lady Essex. 



e. In spirits. Lead-coloured, belly slightly white-spotted. De- 



merara. Presented by S. J. Woodward, Esq. 



*** Muzzle narrow, rounded. Body slender, brown, pale beneath. 



Petree's Amphisb.ena. Amphisbsena Petrei, Dum. et Bib. 

 E. G. v. 487. 



Brown, paler beneath ; tail with 26 or 28 rings ; preanal pores 

 S; upper labial shields 3 ; preanal shields 10 or 12. 



Inhab. Brazils. Mus. Paris. 



