Mexican Plateau horned lizard Mexican Plateau horned lizard The Mexican Plateau horned lizard (Phrynosoma orbiculare) is a species of horned lizard. It is also known as the Chihuahua Desert horned lizard. The specific epithet, "orbiculare", comes from the Latin adjective "orbis", meaning "circular". "Phrynosoma orbiculare" has a characteristic single row of lateral abdominal fringe scales. This "horned toad" also has two short occipital horns. "P. orbiculare" is found only in the high plateau country of central Mexico. Specifically, it is found in the states of Chihuahua, Durango, and Nuevo León. Its range continues southeast through Morelos, Puebla and Veracruz. "P. orbiculare" occurs in a
Megophrys aceras Megophrys aceras Xenophrys aceras, the Perak horned toad, Perak spadefoot toad or Malayan horned frog, is a species of amphibian in the family Megophryidae found in Peninsular Malaysia and Thailand, and possibly in Indonesia. Its common name refers to its type locality, Bukit Besar in Perak state, Malaysia. Male "Xenophrys aceras" grow to snout-vent length of and females to . They have smooth back with scattered warts and low ridges and short dermal projections on top of the eyelids (the "horn"). The dorsal colour is variable from grey, brown to bright orange; they usually have a triangular mark between the