Reports the rediscovery and range extension of Pseudis limellum in the Brazilian Pampa, indicating its broader geographic presence.
he Uruguay Harlequin Frog, Pseudis limellum (Cope, 1862), occurs across northwestern Uruguay, Par-aguay, southeastern to north-central Bolivia, northern Argentina, and throughout the Paraná and Amazon river basins of Brazil. Here, we report the rediscovery of P. limellum in the state of Rio Grande do Sul, 41 years after its first record. In addition, we provide an updated distribution map and document extension of the species’ known range within the Brazilian Pampa biome.
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Costa et al. (2026) studied this question.
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