The Family Phryncomatidae includes the Spiny Lizards, with an estimated 125 living species. The Family Phryncomatidae evolved around 85 million years ago based on current evidence. Characteristics of Phryncomatidae generally include a spiny skin. Some may quirt blood from their eyes as a defense mechanism.
Kingdom: Animalia
-Phylum: Chordata
—Class: Reptilia
——Order: Squamata
I have photographed 2 Phryncomatidae so far:
–Side-blotched Lizard (Uta stansburiana)
–Texas Horned Lizard (Phrynosoma cornutum)