New Ancient Iguana Species Discovered in Brazil

A fossilized jawbone from a newly-described species of acrodontan iguana, Gueragama sulamericana, that lived about 80 million years ago has been unearthed in the municipality of Cruzeiro do Oeste in Southern Brazil. Iguanas are one of the most diverse groups of extant lizards, spanning from acrodontan iguanians (those with teeth fused to the top of [...] —> Read More