30. HETERODACTYLUS.—381. PERODACTYLUS. 423 
indistinct, light, dark-edged, dorso-lateral band; lower surfaces 
yellowish. 
millim, millim. 
Total length ...... 400 From end of snout 
Head ............ 19 to vent ........ 110 
Width of head .... 14 Fore limb ........ 17 
From end of snout Hind limb........ 31 
to forelimb .... 30 PD AML sa tana sce atargia 290 
Brazil. 
aod. Montequeira Mountains. G. L. Hunt, Esq. [P.]. 
bg, 8. America, Paris Museum. 
Qs S. America. Zoological Society. 
2. Heterodactylus lundii. 
Heterodactylus lundii, Reink. § Liitk. Vidensk. Meddel. 1861, p. 214, 
pl. vi. fig. 10. 
More slender, with shorter hind limbs and narrower head. 
Frontonasal as long as broad; parietals separated, the posterior 
angle of the frontal being truncate and forming a suture with 
a small interparietal. Scales on the upper and lateral surface of 
neck smaller; dorsal scales with shorter posterior point; thirty 
transverse series of ventrals. One preeanal and one femoral pore 
on each side. Dorso-lateral light band narrower. 
millim, millim. 
Total length ........ 160 From fore limb to vent 39 
From end of snout to Fore limb .......... a 
forelimb ........ 13°5 Hind limb.......... 12 
Serra da Piedade, Brazil. 
31. PERODACTYLUS. 
Perodactylus, Reinh. §& Liith. Vidensk, Meddel, 1861, p. 218; Peters, 
Abh, Berl, Ac. 1862, p. 188. 
Head with large regular shields; frontonasal separating the 
nasals; prefrontals and frontoparietals present; nostril pierced 
in the middle of a single nasal. Eyelids developed, lower with a 
transparent disk. ar exposed. Limbs well developed, the inner 
finger rudimentary, clawless. Dorsal scales hexagonal-lanceolate, 
keeled, imbricate, forming transverse series, similar to the caudals; 
lateral and ventral scales smooth, rounded, imbricate, the ventrals 
transversely dilated and forming four longitudinal rows. No collar 
fold. Tail cylindrical. Females without femoral pores, 
Brazil. 
1. Perodactylus modestus. 
Perodactylus modestus, Reinh. § Liith. 1. ¢. pl. v. fig. 7. 
Iphisa (Perodactylus) modesta, Peters, J. e, 
Body elongate ; snout truncate. Frontonasal large, broader than 
