OCR Text |
Show 238 MR. A. W. E. O'SHAUGHNESSY ON [Feb. I, This Goniodactyle is very conspicuous from its coloration. The variegation of the back is something like that seen on the head only in Goniodactylus ocellatus, Gray, from Tobago, which seems to have remained unnoticed since the acquisition of the single type in the British Museum. The present species, from Ecuador, is quite different from that described by Dr. Gunther as Gymnodactylus caudiscutatus, P. Z. S. 1859, p. 410, which has a round ocellus at the shoulder, but no vertical stripe. 13. GONIODACTYLUS BUCKLEYI, sp. n. (Plate XXIII. fig. 3.) The granulation resembling that of the preceding; the scales of the belly also similar. Mental large, and with two rounded gular scales behind, but no distinct postmental. Six supralabials, five infralabials. Tail with broad inferior scutes. Ground-colour greyish brown. Head variegated with black ; back with two parallel longitudinal rows of black blotches, pointed in front, and separated by the median line. A narrow white vertical streak on the shoulder. Gular region, from the chin to the chest, with alternating black and white oblique stripes converging behind, and making a triangular pattern. millim. Total length 83 Distance from end of snout to ear-opening 11 ,, „ ,, fore limb . . 20 vent 47 Length of fore limb 18 „ third front toe 4 ,, fourth front toe 5 hind limb 21 >> »> >> third hind toe 5 fourth hind toe 6 One specimen from Pallatanga and two from Canelos. This species offers most similarity to G. fuscus, but does not possess the large postmental plate to which attention has been drawn by M . Bocourt. IGUANID^E. 14. E N Y A L I U S LATICEPS. Enyalius laticeps, Guich. Casteln. Voy. Amer. du Sud, Rept. p. 20, pi. 5 a, b,- Dum. Arch. Mus. viii. p. 529. E. planiceps, Guich. op. cit. p. 21, pi. 6, a, b. A single specimen, 13| inches in length, from Pallatanga. This is the first example of the above species received by the British Museum, as those referred to it by Dr. Gunther in 1859 do not really belong to it. 15. ENYALIUS MICROLEPIS, sp. n. (Plate XXIV. fig. 2.) Head broad, rounded, its width just before the ear-opening being nearly equal to its length from the tip of the snout to the occiput |