Melanophryniscus macrogranulosus Braun, 1973, Iheringia, Zool., 44: 4. Holotype: MRGS 01694, by original designation. Type locality: "Torres, RS [Rio Grande do Sul], Brasil".
Torres Redbelly Toad (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 44).
Known only from the type locality (Rio Grande do Sul, Brazil).
In the Melanophryniscus tumifrons group according to Cruz and Caramaschi, 2003, Bol. Mus. Nac., Rio de Janeiro, N.S., Zool., 500: 1-11. For discussion see Braun, 1973, Iheringia, Zool., 44: 3-13. See photograph, map, description of geographic range and habitat, and conservation status in Stuart, Hoffmann, Chanson, Cox, Berridge, Ramani, and Young, 2008, Threatened Amph. World: 195.
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