Latadia. 21 



leiiL,'th to veut ; snout acutely pointed, as louy as postocular part of 

 head, with sharp cauthus aud vertical, grooved loreal region. Pileus 

 2^ times as long as broad. Neck broader than the head. Hiud limb 

 reaching between the collar and the ear; foot 1^- times as long as the 

 head ; toes slender, compressed. Tail twice as long as head aud body. 



Nostril pierced between 4 shields ; nasals forming a suture behind 

 the rostral, the suture \ the length of the frontonasal, which is 

 broader than long aud broader than the interuarial space ; jsrefroutals 

 forming a median suture ; frontal as long as its distance from the 

 end of the snout, If times as long as broad, angular in front, much 

 narrower behind, grooved in front ; parietals If times as long as broad ; 

 interparietal I5 times as long as broad, separated from the very small 

 occipital by a small shield. Two large equal supraoculars, the first 

 and fourth broken uj3 into 2 or 3 small shields, the first iu contact 

 with the frontal; 6 superciliaries, separated from the supraoculars )iy 

 a complete series of granules. Lower eyelid opaque, with a series of 

 vertically enlarged scales iu the luiddle. Kostral not entering the 

 uostril ; 2 superposed postnasals ; anterior loreal uot quite half as long 

 as second ; 5 or 6 upper labials anterior to the subocular, which is 

 much narrower beneath than above. 3 or 4 upper temporals, first 

 narrow aud elongate aud in contact with the disintegrated fourth 

 supraocular ; temporal scales granular, smaller than dorsals ; a very 

 narrow tympanic shield. 



4 pairs of chin-shields, first three iu contact in the middle ; 29 or 30 

 gular scales between the symphysis of the chin-shields and the median 

 collar-plate, granular in front, increasing in size and subimbricate 

 towards the collar ; no gular fold. Collar with very feebly serrated 

 edge, composed of 9 to 11 plates. 



Scales granular on the nape, hexagonal, juxtaposed, feebly keeled on 

 the body, 42 to 45 across the middle of the body, 32 in a transverse 

 series between the hiud limbs. Ventral plates scarcely overlapping, 

 with nearly straight posterior border, in 6 or 8 longitudinal aud 23 to 

 26 transverse series ; the plates of the two median series not or but 

 little narrower than the others. A large preanal plate, with a smaller 

 one in front of it. 



A series of 7 large transverse plates under the forearm. Scales ou 

 upper surface of tibia similar to the dorsals. 12 to 14 femoral pores 

 on each side. Subdigital lamellas bicarinate, 24 or 25 under the 

 fourth toe. 



Caudal scales in subequal whorls, upper olilique, truncate, strongly 

 and diagonally keeled, lower, in the basal part (if the tail, smooth ; 

 26 scales in the fourth or fifth whorl. 



