136 REPTILES. 



The Red-tailed Anilios. Anilios mficauda. 



Black ; upper lip, under side and end of tail red, the line of 

 junction between the two colours rather irregular; head paler, the 

 shields with black clouds in the centre ; rostral oblong, rounded 

 above, straight on the sides ; the central crown-shields rounded 

 behind, the first larger, then the third, the second smallest ; tail 

 very short, shorter than wide, tip acute, incurved. 



a — c. Adult and young. Philippine Islands. From Mr. Cuming's 

 collection. 



T. Mullen, Schlegel, Abbild. 39, t. 32, f. 25—28, from Suma- 

 tra, agrees with this species in colour &c., but the rostral shield, is 

 represented much broader than in our specimens. 



The Black Anilios. Anilios? ater. Typhlops ater, Schlegel, 

 Abbild. 39, t. 32, f. 29, 31. 



Black ; tail twice as long as wide, nearly straight, apex coni- 

 cal, tip subcentral. 



Inhab. Java, Mus. Leyden. 



The Small-shielded Anilios. Anilios? squamosus. Ty- 

 phlops squamosus, Schlegel, Abbild. 36, t. 32, f. 9, 12. 



Brown, beneath yellowish, head pale ; head-shields very small, 

 short. 



Inhab. Guiana. Mus. Leyden. 



5. Argyrophis. Stenostoma, part, i^i<2'..'^ Wagler P (not Latr. 

 nor Bibron). Typhlops, part, Wagler. 



Rostral oblong, erect, regularly arched in front and slightly 

 convex above and below, narrow below. Nostrils inferior, with a 

 slit extending to the upper as well as the lower edge of the nasal. 

 Nasal, frontonasal and eye-shields flat, oblong, subangular, well 

 developed. Eyes distinct. Crown with 3 series of 6-sided shields. 

 Body subcylindrical. Scales smooth, equal-sized. Preanal scales 

 many, like the others. Tail very short, suddenly tapering, convex 

 above, tip acute, conical, incurved. 



* The upper nasal slit arched, not extending quite to the edge. 



The Black and White Silver Snake. Argyrophis bicolor. 

 Hardw. Icon. ined. B. Mus. Rept. #.119 (good), t. 120 ? 



Black, upper lip and beneath white, the two colours being se- 

 parated from end to end by a straight line ; head-shields varied 

 with white on the edge; the scales often whitish at the tip; upper 

 part of tail black ; the central crown-shields equal, 6-sided, the 2 

 first rounded behind, the second, if anything, rather the widest ; 

 rostral oblong, even-edged, about one fourth the width of the head, 

 broad above, rounded at the tip, contracted beneath directly it 

 reaches the bulge of the head ; tail shorter than its breadth. 



a- In spirits. Singapore. Presented by Gen. Th. Hardwicke. 



