NO. 2352. AMPHIBIANS AND REPTILES— BARBOUR AND NOBLE. 615 



ing the nasals and broadly in contact; 32 scales from the occiput to 

 the base of the tail; 36 scales around the middle of the back, in- 

 cluding ventrals; ventrals squarish in 10 longitudinal and 17 trans- 

 verse rows. 



Range. — Valley of the San Miguel Eiver, southern Peru. 



Type-speci77ien.— Cat. No. 60704, U.S.N.M., San Fernando, 4.500 

 feet, Kio San Miguel, southern Peru; October, 1915; E. Heller, 

 collector. 



Description of type specimen. — Adult male : Head short, body and 

 limbs moderate; a pair of supranasals separating the nasals and 

 broadly in contact; frontonasal pentagonal longer than broad; 

 frontal pentagonal, the point directed backward being very obtuse; 

 interparietal slightly longer than parietals, about once and a half as 

 long as frontoparietals, distinctly longer than the frontal; three oc- 

 cipitals, the lateral ones as large as the largest supraoculars, the 

 median one about one-fifth as large as either; three supraoculars; a 

 row of supraciliaries increasing in size anteriorly, the most anterior 

 very large and simulating a fourth supraocular; no loreal; a single 

 row of infraorbitals; temporals large; 8 upper and 7 lower labials; 

 1 anterior unpaired chin shield followed by 3 pairs in contact; 8 

 transverse rows of scales and 1 row of granules between chin shields 

 and posterior edge of the collar, the gi-anules between the first and 

 second rows of scales ; 12 scales in the collar ; doi'^al scales elongate, 

 keeled, more than twice as long as broad; lateral scales decreasing 

 rapidly in size from above; a row of smaller scales, interpolated be- 

 tween each of the lateral rows ; 82 scale rows from the occiput to the 

 base of the tail ; 36 scale rows around the middle of the body, ventrals 

 included ; ventrals rectangular, nearly square, in 10 longitudinal and 

 17 transverse rows ; 6 preanal scales, 3 posterior ones preceded by a 

 pair of which 1 scale is divided transversely to make the sixth scale; 

 7 femoral pores on one side, 8 on the other ; tail about once and a half 

 as long as the body, the scales like those of the body. Color (in 

 alcohol) above dark ashy brown, tinged with reddish brown on the 

 head and back, a yellow stripe indistinctly bordered with dark brown 

 running from the eye across the temporal region and fading out on 

 the neck, a few black specks on the head and back; a series of 8 

 black ocelli with small white centers on one side of the body, 12 on 

 the other; ventral surface uniform yellowish white, a few black 

 specks on the labials, chin-shields, and outer edge of the ventral 

 surface. 



Total length, 119 mm. ; tip of snout to vent, 39 mm. ; vent to tip of 

 tail, 80 mm. ; tip of snout to ear, 8 mm. ; width of head, 5 mm. ; fore 

 leg, 8.5 mm. ; hind leg, 13 mm. 



Remai'ks. — This species is represented in the collection by the type 

 only. The most striking peculiarity of the species is the pair of 



