228 



266. Acontias monodactylus. 



Evesia monodactylus, Gray, Ann. N. H. ii, 1839, p. 336. 

 Nessia monodactyla, Gilnth. Rept. B. I. p. 97 ; Theob. Cat. p. 68. 

 Acontias monodactylus, Bouleny. Cat. Liz. in, p. 425. 



Snout shorter than in the preceding, more obtuse ; ear-opening 

 distinct, minute ; rostral covering nearly half the snout ; mental 

 moderate ; frontonasal a little shorter than the rostral, shorter than 

 the frontal ; the latter shield as long as broad or a little broader 

 than long, angularly emarginate on each side by the first supra- 

 ocular ; 3 supraoculars ; 6 supraciliaries ; interparietal nearly as 

 long as the frontal and a little broader ; parietals narrow : loreal 

 and first upper labial scarcely longer than the rostral ; second labial 

 entering the orbit. 24 scales round the middle of the body, equal. 

 Both pairs of Limbs represented by undivided, bud-like rudiments. 

 Prseanal scales not enlarged. Length of tail one-third of the total. 

 Brown, lighter beneath, each scale edged with darker. 



From snout to vent 3-5 inches ; tail 1'6. 



Hab. Ceylon. 



267. Acontias layardii. 



Acoutias layardi, Kelaart, Prodr. ii, p. 12 ; Gilnth. Rept. B. 1. p. 96 ; 

 Theob. Cat. p. 67 ; Boukng. Cat. Liz. iii, p. 426. 



Head conical ; snout acuminate, projecting ; ear hidden ; rostral 

 covering not quite half the snout ; mental moderate ; frontonasal 

 as long as the rostral, slightly shorter than the frontal ; the latter 

 shield about as broad as long, angularly euiargiuate on each side 

 by the first supraocular ; 3 supraoculars ; 6 supraciliaries ; inter- 

 parietal nearly as long as the frontal and a little broader ; parietals 

 narrow ; loreal and first labial a little longer than the rostral ; 

 second labial entering the orbit. 22 scales round the middle of 

 the body, equal. Limbs absent. Praeanal scales not enlarged. 

 Length of tail about one-third of the total. Brown, each scale 

 edged with darker. 



From snout to vent 3 inches ; tail 1-3. 



Hab. Ceylon. 



268. Acontias sarasinorum. 



Acontias sarasinorum, F. Miillei; Verh. Nat. Ges. Basel, viii, 1889, 

 p. 702, pi. x. 



Head conical ; snout obtuse, prominent ; ear-opening distinct, 

 but very minute ; rostral covering not quite half the snout ; mental 

 moderate ; frontonasal shorter than the rostral or the frontal ; the 

 latter shield a little broader than long, angularly emargiuate on each 

 side by the first supraocular ; 4 supraoculars ; interparietal trian- 

 gular, equilateral, much narrower than the frontal; parietals narrow ; 

 2 loreals, together as long as the first labial, which is shorter than 

 the rostral ; second and third labials entering the orbit. 24 (22 ?) 

 scales round the middle of the body. Bud-like rudiments of hind 

 limbs. Praeanal scales not enlarged. Length of tail about one- 

 third of the total. Pale brown, each scale edged with darker. 



Total length 5-5 inches ; tail 1-9. 



Hab. Ceylon. I have not seen this newly described Acontias. 



