THREE NEW I.IZARDS. 299 



at a distance varying from four to seven rows of scales 

 from the median line. Thirty-four of the largest dorsal 

 scales equal the length of the shielded part of the head. 

 A slight dermal fold extends from above the thigh to 

 near the upper end of the oval ear-opening. There is a 

 strong gular fold, edged with rounded scales which are 

 shghtly larger than those just in front. The dorsal and 

 posterior surfaces of the thighs, and the posterior surfaces 

 of the arms, are finely granular. The other portions of 

 the Hmbs are covered with scales, which are smooth on 

 the ventral surfaces of the thighs, legs, arms and fore- 

 arms, but keeled elsewhere. Scales on ventral parts of 

 body smooth. Scales on back of tail much larger than 

 those below, both strongly keeled. Femoral pores, four- 

 .teen on the left side, thirteen on the right. Enlarged 

 post-anal plates present. 



Color sooty black, slightly paler below. Back with a 

 few irregularly-scattered hght spots, and with nine pau-s 

 of faintly-marked vertebral bars of a deeper black. 

 Chest and belly indigo ; chin and throat azure ; pre- and 

 post-anal regions tinged with azure. 



Length of head and body, 45 mm.; of tail, 84 mm.; 

 of hind leg, 31 mm.; of fore leg, 21 mm.; of hind foot, 

 13 mm.; of shielded part of head, 10 mm.; of head to 

 posterior border of ear, 11 mm. Depth of head, 6 mm. ; 

 its greatest width, 8 mm. 



Adult female (No. 1222, Leland Stanford Junior Uni- 

 versity Museum, collected by J. M. Stowell in the San 

 Pedro Martn- Mts., Lower California, June 20 or 21, 

 1893). Differs from male in having thirty-two instead 

 of thirty-four dorsal scales equal to the shielded part of 

 head, and in having fifteen femoral pores. The general 

 color is slaty gray, almost white below. Back with dark 

 markings as in male. A gular patch of lemon yellow. 



