18. CNEMIDOPHORUS 19. VERTICARIA 551 



brown above, often marked with black along the keels of its 

 scales, and becoming bright salmon pink distally. The scales 

 of the central series on the lower surface of the tail are not 

 marked with black. The entire lower caudal surface is 

 salmon pink, brightest toward the tip. The lower surfaces 

 of the limbs are more or less suffused with pink. 



Length to anuj 71 75 82 96 105 120 



Length of tail 213 221 278 293 



Snout to ear 17 18 19 22 24 27 



Snout to interparietal 1+ 15 16 18 20 22 



Width of head 11 11 12 15 16 20 



Fore limb 28 29 32 36 40 41 



Hind limb 52 54 60 68 77 78 



Base of fifth to end of 



fourth toe 24 26 28 31 34 34 



Distribution. — San Jose Island, Gulf of California, 

 Mexico. 



Habits. — This rare and very shy species was found in 

 dense brush thickets from the vicinity of the beaches well 

 into the interior of the island. It is a large, ornate and 

 very distinct species. 



Genus 19. Verticaria 



Vertkaria Cope, Proc. Amer. Philos. Soc, Vol. XI, 1869, p. 158 (type, 

 hyferythro) . 



There are four pentadactyle limbs. The head-plates 

 are large except the occipitals which are small and irregular. 

 The frontoparietal plate is single. The back and sides are 

 covered with small, smooth granules. The ventral plates 

 are large and are arranged in both transverse and longitud- 

 inal series. The tail is very long and slender, and is pro- 

 vided with large scales, which are keeled on its upper sur- 

 face but smooth below. The eye has well-developed lids 



