Characteristics: Small species measuring 3.0cm to 4.0cm in length. It is light brown with spots on a gray background. Triangular stains over its eyes extending to its back. Its belly is light-colored, usually gray with white to yellowish spots; males have dark spots on their necks, indicating the presence of vocal sacs.

Distribution: Open formations from Southern Paraguay to Uruguay, Argentina, and Bolivia. In Central Brazil, throughout the Madeira River, Amazonas, and the Amazon basin. Throughout Brazil, in areas above 550m in altitude, from Central to Southern Brazil, the Pantanal, Goiás and São Paulo.

Habitat: Open formations, in savannas, fields, pastures, to edges of riparian and gallery forests and swamps.

Habits: Crepuscular, nocturnal, terrestrial, and aquatic. Found, preferably, in grasses and muddy soils in wetlands and swamps.

Diet: Small insects and arthropods.

Breeding: Oviparous, and males vocalize during the dry and rainy season. The foam nests, covered with dead vegetation, are found on the edges of permanent puddles and in wetlands with grass or aquatic plants. Females care for the tadpoles.

UFRA: Species seen in Organic sugarcane fields, Wetlands with herbaceous plants, Wetlands with riparian forests, Drainage Ditches, and Forests in spontaneous regeneration.