<v REPTILES. 



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

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

 pellucid dot in the front edge. 



The White Amphisb^na. Amphisbaena alba, Linn. Mus. 

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

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

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

 Amph. 129, t. 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 the rostral ; orbital shield lozenge- 

 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 f, the front 

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

 dy thick, black, white-varied. 



The Sooty Amphisb&na. Amphisbaena Americana, Scheuch. 

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

 3 ; t. 22, /. 2, 3 ; t. 73, /. 4 ; t. 100, f. 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, Leon, 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 Amphisbaena. Amphisbaena Petrei, Dum. et Bib. 

 E. G. v. 487. 



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

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



Inhab. Brazils. Mus. Paris. 



