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
Almirante Trail toad habitat destruction is taking place. It is listed as a critically endangered species due to an expected population decline in coming years. Almirante Trail toad The Almirante Trail toad ("Incilius peripatetes") is a species of toad endemic to Panama. It is only known from its type locality near Boquete, Chiriquí, in western Panama. Another population from Cerro Bollo that has been referred to this species was described in 2013 as a separate species, "Incilius majordomus". The specific name "peripatetes" is Greek for "one who walks" and alludes to Charles F. Walker, a student of herpetology at the University of Michigan.