Trimorphodon lambda
Cope, 1886
Maricopa Co., Arizona. August 16, 2014.
I have always associated Trimorphodon with canyons and other rocky areas, but this one was found crossing a road in a stretch of low desert. Formerly a subspecies of Trimorphodon biscutatus, elevated by Devitt et al. 2008.
My Flickr album for this species is here.
Arizona 2014 Flickr album is here.
HerpMapper records for this species are here.