PROC U.S. NAT. MUS, VOL. 116 



GEHLBACH — PLATE 3 





m 



i 



B 



A, Ontogenetic series of C«^m:c^oMo'-M^ "^^/o-v (UMMZ 120288-89, 120309) from the Zun, 

 region: snout-vent lengths from left to right are 80, 70, 61, and 36 mm.; note the 

 absence of spots, also the complete mlddorsal light stripe on the left followed by a 

 specimen lacking this stripe and two with incomplete stripes. B, Ontogenetic series of 

 Cnemidophorus Ixsau^uis (UMMZ 79212, 15052, 102729-30) from Grant County, New 

 Mexico: snout-vent lengths from left to right are 87, 81, 65. and 39 mm.; note the grad- 

 ual appearance of spots. 



