OCR Text |
Show 1881.] LIZARDS FROM ECUADOR. 237 Copeoglossum cinctum, Tschudi, Fauna Peruana, Herpetol. p. 45, pi. 3. fig. 2. Mabouia unimarginata, Cope, Proc. Ac. Phil. 1862, p. 187. Two from Pallatanga, one from Sarayacu, and two from Canelos. Professor Peters fixed the synonymy of Tschudi's Lizard in 1871, M.B. Ak. Berl. 1871, p. 400. It is easily recognizable from the figure in the • Fauna Peruana.' Prof. Peters then suggested its probable identity with Mabouya cepedii, Gray. I may as well take this opportunity to remark that there is in fact no difference between the single specimen so named in Gray's Catalogue and M. a?nea (the name for this common species which apparently has the priority). GECKOTID-IE. 11. THECADACTYLUS RAPICAUDA (Houltuyn). Thecadactylus rapicaudus, Gray, Cat. Liz. B.M. p. 146. Two specimens from Canelos. 12. GONIODACTYLUS CONCINNATUS, sp.n. (Plate XXIII. fig. 2.) Granulation very fine all over the upper and lateral regions of the head and body, and on the gular surface, larger only on the muzzle and on a small anterior space immediately behind the mental plate, where the granules give place to rounded or polygonal scales. Labial plates large and few in number, four upper and lower, the fourth being very small in each case. Mental shield large; no post-mental, two of the rounded anterior gular scales a little larger than the others behind it. Scales of the entire lower surface of the body rather large, oval or rounded, beginning on the throat between the chest and the ear-opening. Tail with broad transverse plates beneath. Head and fore part of body above and below as far as the shoulder, and including the fore limb, pale brown or yellowish, abruptly terminated by two vertical humeral bands, sometimes meeting above and forming a regular collar of pure white with black borders. The rest of the body, with the hind limb, blue, with black vermiculations elaborately interwoven ; tail darker, with the variegations continued. Inferior surface from chest blue5 paler again at the hind limb and anal region. millim. Total length 80 Distance of end of snout from ear-opening 10 „ „ „ fore limb .. 20 vent 45 Length of fore limb 18 „ fourth front toe >... 5| „ third front toe 5 „ hind limb 24 „ fourth hind toe 7 ,, third hind toe 6 Three specimens from Canelos. |