291in the Brazilian Cerrado. To defi ne the area available within each PU, we overlaid the
offi cial map of extent of natural vegetation in the Cerrado in 2010 with PUs (data
available from http://siscom.ibama.gov.br/monitorabiomas/cerrado/index.htm ), and
excluded any PU having no remnants of natural vegetation.
Fig. 1 The Cerrado and its relation with other biomes ( inset ). Distribution of the Cerrado vegeta-
tion remnants ( gray ) and Protected Areas ( PA s ) greater than 350 km^2 ( black )
Priorities for Conservation of the Evolutionary History of Amphibians in the Cerrado