376 TEIID^. 



snout with numerous small polygonal plates, there being seven to nine 

 on a line between the frontal and the rostral ; vertex with much 

 larger plates, a frontal, a pair of fronto-parietals, and an inter- 

 parietal being constantly well developed, the former largest, hexa- 

 gonal ; supraocular region with a row of five or six transversely 

 enlarged plates bordered by granules ; only one row of granules be- 

 tween the frontal and the supraocular plates ; occipital region with 

 small irregular scales ; rostral pentagonal, with truncate upper 

 angle, separated from the anterior nasal by one plate ; one anterior 

 and two (or one) posterior nasals ; three loreals, higher than broad, 

 anterior smallest, third largest, separated from the labials by one or 

 two rows of small plates ; a series of infraorbitals, separated from 

 the labials by one row of small plates ; uj^per labials small, twelve 

 or thirteen ; temporal scales granular. Mental broadly trapezoid, 

 its posterior edge in contact with an anterior, single, chin-shield, 

 which is followed by three or four pairs of others forming (at least 

 the two anterior pairs) a suture ; eleven or twelve lower labials, the 

 first or the two first forming a suture with the chin-shields, the 

 others separated from the latter by granules ; gular region with flat 

 granules. Dorsal scales small, flat, round, granular, separated by 

 minute granules ; on the flanks the scales are smaller still. Ven- 

 tral plates square, much longer than broad, in forty to forty-five 

 transverse* and twenty-six or twenty-eight longitudinal series. 

 Praeanal scales small, numerous, subequal. Fore limb anteriorly, 

 and hind limb interiorly, with enlarged flat scales, biit without 

 regular plates. Tail Avith rings of small keeled scales. Males with 

 a small projecting conical tubercle on each side behind the vent. 

 Olive or bluish above (in spirits) ; back with four longitudinal series 

 of large black spots, white-edged laterally ; head, limbs, flanks, and 

 tail, variegated with black ; lower surfaces whitish, uniform or with 

 small black spots. 



.2. c?. 



millim. milliii;. 



Total length 410 307 



Head 39 26 



Width of head 30 16 



Body 131 86 



Fore limb 58 43 



Hind limb 97 70 



Tail 250 195 



Chili. 



a, b, c, d, e-f. S ? • Chili. 



2. Callopistes flavipunctatus.. 



Callopistes flavipunctatus, Gray, Cat. p. 17. 

 Aporomera flavipunctata, Dnm. ^- Bibr. v. p. 72, pi. 51. 

 Tejovarauus branickii, Steind. Denkschr. Ak. Wien, xxxviii. p. 93, 

 pi. i., and Sitzb. Ak. Wien, Ixxviii. 1. 1879, p. 3C9. 



* 



Counted from the gular fold to the groin. 



