Hanken, James 1975 Journal Mexico trip: Puerto de la Zorra -> Cd. Vallés 6 May 1100 hrs running to the nearest crevice at your one (cont'd) slight approach. Brightly colored blue & green ♂s, often over 12" in length were seen, but none collected. I also have little in collecting any, having caught 2 ♀'s, one on a rock outcrop, the other on the trunk of a standing oak. Color descriptions follow: - ♀#1 - 7.2cm s-v, 18.5 cm s-t; ventral pale; head dark extending back to neckal ring, edged posteriorly with a white ring; 5 transverse rows of light spots on head, 1-5 spots/row; dorsal scales coppery, anterior edges black; mid-dorsal scales iridescent green, extending onto tail and legs - ♀#2 - 7.7cm s-v, 17.4 cm. s-t; head pattern same as #1; dorsum posterior to neck ring a mottling of bronze, black, & tan From Puerto de la Zorra we headed N on Mex Hwy 85 towards our eventual return to Cd. Vallés, San Luis Potosí and the Hotel Vallés. At Carcel de la Jiriga, 0.9 mi. S of the Hidalgo-San Luis Potosí border, we found a snake DOR. It was ~ 20" in length and had bright colorful transverse rings