Physalaemus cristinae is a species of frog in the family Leptodactylidae. It is found in Humid Chaco, Southern Cone Mesopotamian savanna, Humid Pampas, Uruguay and Espinal ecoregions of Argentina and Paraguay.

Description The frog measures about 20.5-32.0 mm in snout-vent length. The skin of the dorsum is smooth and can be either green in color or green with some brown.

Etymology The specific epithet is a tribute to Cristina Elisabet Fernández de Kirchner for her, according to the authors, extraordinary contributions to the improvement of the educative and scientific systems in Argentina.

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