Dryophylax chaquensis, commonly known as Jararaca-Falsa (Portuguese), is a species of snake in the family Colubridae. The species is endemic to Brazil.
Etymology It is named after the type locality in the Argentinian Chaco. Another name for it is Thermodynastes chaquensis.
Habitat and Behavior This species is partly aboreal. This species is found in Paraguay (Neembucu), Uruguay, Brazil, and Argentina (Santa Fe, Formosa, Chaco, Jujuy).
Life cycle D. chaquensis has a vivparous mode of reproduction.
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