62 GBCKONlDa;. 



be termed such. Males : 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 blue, paler 

 again at the hind limb and anal region. Females : 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. 



Total length 96 miUim. 



Head 13 „ 



"Width of head 9 „ 



Body 38 „ 



Fore limb 19 ,, 



Hind Umb 25 „ 



TaU 45 „ 



Ecuador. 



a-c. S ■ 

 dr-e. $. 

 /■?■ 



Canelos. 

 Canelos. 

 PaUatanga. 



Mr. Buckley 

 Mr. Buckley 

 Mr. Buckley 



(Types.) 



(Types of Oonio- 

 dactylus bucMeyi.) 



6. Gonatodes humeralis. (Plate V. fig. 3.*) 



Gymnodactylus humeralis, Ouichen. in Casteln. Voy. Amer. Mer., 

 Bept. p. 6, pi. iii. fig. 1 ; A. Bum, Arch. Mm. viii. p. 474. 



incertus, Peters, Mon. Berl. Ac. 1871, p. 397. 



Goniodactylus sulcatus, O'Shatighn. Ann. ^Mag. N. H. (4) xvi. 1875, 

 p. 265. 



Snout pointed, longer than the distance between the eye and the 

 ear-opening ; aU the scales smaller than in the preceding species ; 

 six or seven upper and five or six lower labials ; the basal joint of 

 the fingers and toes slightly though distinctly depressed, with 

 relatively large plates ; the basal joint of the fourth toe longer than 

 the remaining part of the digit. Male brown, above finely vermicu- 

 lated with darker ; a narrow, dark-edged whitish vertical streak in 

 front of and above the fore limb ; tail with alternating darker and 

 lighter cross bars ; a few dark spots on the side of the back. Female 

 brown, Ughter beneath, with black spots symmetrically arranged in 

 pairs on the back and tail ; a narrow white ante-humeral line ; 

 head, limbs, and throat vermiculated or clouded with brown. 



* Lower surface of fourth toe, X 4. 



