This species occurs in Mato Grosso do Sul state, Brazil, eastern Paraguay, and one locality in Formosa Province, Argentina, at approximately 90-150m asl.
Habitat and Ecology
It occurs in seasonally inundated grasslands where it also reproduces. It usually occurs underground when breeding areas dry up. Its tolerance to habitat disturbance is unknown.
It is abundant where it occurs.
It is threatened by the pet trade and habitat destruction to expand soy plantations.
It occurs in several private reserves in Paraguay; it is not protected elsewhere.
Red List Status
Least Concern (LC)
Listed as Least Concern in view of its wide distribution, presumed large population, and because it is unlikely to be declining fast enough to qualify for listing in a more threatened category.
This species was elevated to species status by Cruz and Caramaschi (2003). It was previously considered to be a subspecies of Melanophryniscus stelzneri.
Diego Baldo, Jose Langone 2004. Melanophryniscus fulvoguttatus. The IUCN Red List of Threatened Species 2004: e.T54821A11209419. http://dx.doi.org/10.2305/IUCN.UK.2004.RLTS.T54821A11209419.en