1. GEIUUIONOTUS. 271 



jccting scales above the ear pale yellow ; lower surfaces greenish 

 yellow, throat and breast black-dotted. 



6. Gerrhonotus fimbriatus. 



Gerrhonotus (Abronia) auritus (non Cope), Bocourt, Miss. Sc. Mex., 



liept. p. 337, pi. xxi. fig. 2, & xxi a. fig. 7. 

 Barissia fimbriata, Vope, Proc. Am. Fhilos. Soc. xxii. 1885, p. 171. 



Head-shields slightly rugose ; four pairs of shields between the 

 rostral and the frontal ; nasal separated from the rostral ; two small 

 superposed postnasals ; two loreals, second largest ; five large inner 

 and three small outer supraoculars ; nine upper labials ; a series of 

 loug pointed projecting scales above the ear. Sides of neck with 

 granular scales. Lateral fold pretty well marked though not very 

 deep, commencing iu advance of the arm. Dorsal scales obtusely 

 keeled, in fourteen longitudinal and thirty transverse series; ventrals 

 smaller, in fourteen longitudinal series. Tail cylindrical, a little 

 depressed at the base, one third longer than head and body. 

 Greenish grey above, usually with angular brown cross bands edged 

 posteriorly with black ; the projecting scales above the ear yeUow ; 

 lower surfaces yellow, nearly all the ventral scales with a brown 

 dot. 



millim. millim. 



Total length 287 Fore limb 27 



Head 22 Hind limb 35 



Width of head .... 17 Tail 177 



Body 88 



Vera Paz, Guatemala. • 



7. Gerrhonotus auritus. 



Gerrhonotus auritus, Cope, Proc. Ac. PMlad. 18G8, p. 306. 



Distinguished from the preceding in having three pairs of shields 

 between the rostral and the frontal instead of four. Dorsal scales 

 strongly but finely keeled, in sixteeen longitudinal and twenty-six 

 transverse series. Pea-green, more or less shaded with yellow ; the 

 rugosities of the scales everywhere black ; blackish -green shades 

 form indistinct Vs directed backwards on the middle of the back ; 

 eyelids and auricular process yeUow ; below yellowish, with dirty 

 green shades. 



From snout to vent 125 miUim. 



Vera Paz. 



