11. nrvsricurvs.—12. aLopoanossus. 383 
frequently divided longitudinally. Hind limbs above granular, with 
large keeled tubercles. Males with fifteen to nineteen femoral pores ; 
females with two or three preanal pores on each side, Brown 
above, darker spotted; flanks with more or less distinct lighter 
spots ; generally a large black ocellus with white centre at axilla; 
lower surfaces whitish, usually irregularly brown-dotted. 
millim, millim. 
Total length ...... 169 From end of snout to 
Head ssucesswiass 15 OMG «oe scan aa 61 
Width of head .... 10 Fore limb ........ 20 
From end of snont to Hindlimb........ 31 
forelimb ....., 24 Da 5g te bare ir 108 
Ecuador; Upper Amazons. 
ao. Amazons, 
bo. Brazil. 
ce. Her. Pallatanga, Ecuador. Mr. Buckley [C.]. 
d. &. W. Ecuador. » My. Fraser [C.]. 
e, Her. —? 
12. ALOPOGLOSSUS. 
Tongue moderately elongate, arrow-headed, without imbricate 
scale-like papilla, these being replaced by oblique plice converging 
towards the median line*. Lateral teeth compressed, bi- or tri- 
euspid. Head with large regular shields; frontonasal separating 
the nasals ; preefrontals and frontoparietals present; nostril pierced 
in the suture between two nasals*. Eyelids developed, lower with 
a transparent disk composed of several scales. Earexposed. Limbs 
well developed, pentadactyle. Dorsal and lateral scales subequal, 
large, pointed, imbricate, arranged in transverse and oblique rows ; 
ventral plates large, pointed, imbricate, smooth or feebly keeled, 
arranged in regular longitudinal and transverse rows. A rather 
indistinct collar-fold. Tail subcylindrical. Males with femoral 
pores, females without. 
Ecuador; Peru. 
1. Alopoglossus copii. (Prarz XX. fig. 1.) 
Leposoma carinicaudatum (non Cope), O'Shaughn. Proc. Zool. Soc. 
1881, pp. 238, 234. 
Head short, snout very obtuse, almost truncate; body rather 
elongate. Frontonasal broad; two prefrontals, forming a short 
suture; a frontal; a pair of frontoparictals; an interparietal and 
two parietals, these three shields large, equal in size ; no occipitals ; 
four supraoculars ; a small oblique loreal, resting on the postnasal 
and a frenoorbital ; second infraorbital very long; temporal scales 
keeled; six or seven upper labials, third very long; five lower 
* 4. carinicaudatus not examined. 
