Savage, Duellman, JLynch, Pedro Ruiz-Carranza, and José Ayarzagüena increased the number of described taxa, especially from Central America, Venezuela, Colombia, Ecuador, and Peru.

The evolutionary relationships, biogeography, and character evolution of the Centrolenidae were discussed by Guayasamin et al. (2008) Glass frogs originated in South America and dispersed multiple times into Central America. Characteristics evolution seems to be complex, with multiple gains