REPTILES 73 



belly. Breast chrome-yellow spotted with black, the throat clay- 

 yellow, much spotted with black, mandible grayish, labials greenish. 



The males secured at Iguana Cove show much variation. Those 

 inhabiting the light soil in brushy areas are lighter, in some thng breast 

 being yellowish with a few scattered spots and throat grayish. Others 

 taken near the beach on black basaltic lavas have the breast, throat 

 and mandible solid blackish and the belly plumbeous. Some of the 

 light specimens are considerably lighter above than the one described, 

 the dorsal crest being entirely light grayish and sides of belly dark- 

 spotted with the dark markings of the back arranged in transverse 

 bars. 



Coloration in life of an adult female, Cat. No. 4709, Stan. Univ. 

 Mus. Much darker brown above than the male, with light dorsal 

 crest, black-spotted above ; tail somewhat lighter with a greenish dor- 

 sal crest and light spots ; fore limbs like the back ; hind limbs like 

 the tail, light-spotted. Belly pale greenish-gray, breast golden, black- 

 spotted ; throat and mandible brick red. Tail and hind limbs in- 

 feriorly like the belly ; fore limbs like the breast, black- spotted. Sides 

 of throat, mandible and body brick red ; a black antehumeral spot. 



Some of the females in the collection are as dark as the darkest 

 males. Most of them lack red on the mandible, sides of the head and 

 neck which separates them somewhat from specimens secured on 

 James and Indefatigable. 



Four specimens taken at Point Christopher on black lava are dark 

 plumbeous below. Specimens secured at Elizabeth Bay on black 

 lava are also dark and of only average size. 



Albemarle Island, Tagus Cove. Coloration in life of an adult 

 female, Cat. No. 4694, Stan. Univ. Mus. Above brown, spotted with 

 lighter brown, except on tail which is grayish-brown. Hind limbs like 

 the tail, fore limbs colored like the back. Belly light grayish, hind 

 limbs and tail inferiorly the same. Breast pale yellow, spotted with 

 black; throat dark with yellow-edged scales; chin lighter, grayish, 

 dusky-spotted; infralabials and mental pinkish. Sides dull brick, 

 black-spotted ; a dark stripe from ear to thigh, and another fainter one 

 from axilla to thigh. Sides of head and neck brighter red with a dark 

 antehumeral spot. 



The males vary from light below, sparingly spotted on breast to 

 black throat and breast with plumbeous belly. Those inhabiting the 

 coast are larger and darker as a rule. The females vary in the same 

 manner as the males but are smaller in comparison to the males in the 

 dark forms. 



