Boana riojana is a species of frog in the family Hylidae. It is found in the Eastern Andes and Andean foothills between La Rioja Province in Argentina and northern Bolivia, and possibly further into adjacent Peru. Common name Carrizo's tree frog has been used when referring to the formerly recognized Boana varelae (Carrizo, 1992). Boana riojana occurs at elevations of in the north and in the south. Ecological requirements of this species are largely unknown. References Boana Amphibians of the Andes Amphibians of Argentina Amphibians of Bolivia Amphibians described in 1895 Taxa named by Julio Germán Koslowsky Taxonomy articles created by Polbot