OCR Text |
Show 230 MR. A. W. E. O'SHAUGHNESSY ON [Feb. 1, sides small quadrate scales, in two rows to each of the dorsal rows. Ventral plates large, in six longitudinal series, the middle ones squarish, the outer rounded. Prseanal scutes four or six, arranged as described above. Four series of square, smooth, inferior caudal plates; those above elongated, keeled, without points. Tail generally with a lateral groove. Femoral pores six to nine. Above light brown; head variegated with darker. A central dark longitudinal stripe and a lateral one on each side, beneath which a light vitta extends from the temporal region the whole length of the side, again bordered inferiorly with black. Sides with a series of eight or nine large ocelli black with white centres; another, pure white, lower lateral stripe from the labials and beneath the eye. Entire ventral surface yellowish; each ventral, anal, and lower caudal scute with a central black dot. Tail above and below light brown or yellowish, the dorsal tints fading and the stripes ceasing over the rump. millim. Total length J 02 Distance of tip of snout from ear-opening.. 12 „ „ „ fore limb .. 18 „ „ „ vent 43 Length of fore limb 15 „ fourth finger on fore limb 4 „ hind limb 20 „ third hind toe 4| „ fourth hind toe 5| Beside the other differences noted above, Prof. Peters's type specimen showed only two anterior lateral ocelli. Its locality is given as the mountain region of Santa Fe de Bogota. Of the four collected by Mr. Buckley in Ecuador, one is from Pallatanga, and three are from Canelos. 4. CERCOSAURA (PANTODACTYLUS) RETICULATA, sp. n. (Plate XXII. fig. I). Internasal broad, fronto-nasals pentagonal, with one side in contact ; frontal short; fronto-parietals separate ; interparietal long and straight; parietals also with straight inner edge, broader than the interparietal, and rounded externally ; these three plates evenly truncate on the posterior line of the head, and followed by two transverse rows of small plates, preceding the regular scales of the nape, there being no true occipital shields. Head-shields smooth, without any ridges. Supraorbitals three. One frenal. Supralabials seven, none of them elongate ; infralabials six. Temporal scales irregular, polygonal, rather large. A single mental shield behind the symphysial, and four pairs of postmentals, the two first in contact, the others separated by narrow intervening scales. A double series of large gular shields ending in the very indistinct collar before the chest. Scales of the entire upper surface and sides of the body very narrow elongate, and keeled, of the same type as those of C. schreibersii |