| Melanophryniscus atroluteus (Miranda-Ribeiro, 1920) | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus biancae Bornschein, Baldo, Pie, Firkowski, Ribeiro & Corrêa, 2015 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus cambaraensis Braun & Braun, 1979 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus cupreuscapularis Céspedez & Alvarez, 2000 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus devincenzii Klappenbach, 1968 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus estebani Céspedez, 2008 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus fulvoguttatus (Mertens, 1937) | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus klappenbachi Prigioni & Langone, 2000 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus krauczuki Baldo & Basso, 2004 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus langonei Maneyro, Naya & Baldo, 2008 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus macrogranulosus Braun, 1973 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus montevidensis (Philippi, 1902) | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus moreirae (Miranda-Ribeiro, 1920) | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus pachyrhynus (Miranda-Ribeiro, 1920) | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus paraguayensis Céspedez & Motte, 2007 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus peritus Caramaschi & Cruz, 2011 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus rubriventris (Vellard, 1947) | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus sanmartini Klappenbach, 1968 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus setiba Peloso, Faivovich, Grant, Gasparini & Haddad, 2012 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus simplex Caramaschi & Cruz, 2002 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus spectabilis Caramaschi & Cruz, 2002 | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus stelzneri (Weyenbergh, 1875) | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus tumifrons (Boulenger, 1905) | BufonidaeChordata | Accepted speciesRecorded extant |
| Melanophryniscus xanthostomus Baldo, Bornschein, Pie, Ribeiro, Firkowski & Morato, 2015 | BufonidaeChordata | Accepted speciesRecorded extant |
| Mertensophryne anotis (Boulenger, 1907) | BufonidaeChordata | Accepted speciesRecorded extant |
| Mertensophryne howelli (Poynton & Clarke, 1999) | BufonidaeChordata | Accepted speciesRecorded extant |
| Mertensophryne lindneri (Mertens, 1955) | BufonidaeChordata | Accepted speciesRecorded extant |
| Mertensophryne lonnbergi (Andersson, 1911) | BufonidaeChordata | Accepted speciesRecorded extant |
| Mertensophryne loveridgei (Poynton, 1991) | BufonidaeChordata | Accepted speciesRecorded extant |
| Mertensophryne lughensis (Loveridge, 1932) | BufonidaeChordata | Accepted speciesRecorded extant |
| Mertensophryne melanopleura (Schmidt & Inger, 1959) | BufonidaeChordata | Accepted speciesRecorded extant |
| Mertensophryne mocquardi (Angel, 1924) | BufonidaeChordata | Accepted speciesRecorded extant |
| Mertensophryne nairobiensis (Loveridge, 1932) | BufonidaeChordata | Accepted speciesRecorded extant |
| Mertensophryne nyikae (Loveridge, 1953) | BufonidaeChordata | Accepted speciesRecorded extant |
| Mertensophryne taitana (Peters, 1878) | BufonidaeChordata | Accepted speciesRecorded extant |
| Mertensophryne usambarae (Poynton & Clarke, 1999) | BufonidaeChordata | Accepted speciesRecorded extant |
| Mertensophryne uzunguensis (Loveridge, 1932) | BufonidaeChordata | Accepted speciesRecorded extant |
| Metaphryniscus sosai Señaris, Ayarzagüena & Gorzula, 1994 | BufonidaeChordata | Accepted speciesRecorded extant |
| Nannophryne apolobambica (De la Riva, Ríos & Aparicio, 2005) | BufonidaeChordata | Accepted speciesRecorded extant |
| Nannophryne cophotis (Boulenger, 1900) | BufonidaeChordata | Accepted speciesRecorded extant |
| Nannophryne corynetes (Duellman & Ochoa-M., 1991) | BufonidaeChordata | Accepted speciesRecorded extant |
| Nannophryne variegata Günther, 1870 | BufonidaeChordata | Accepted speciesRecorded extant |
| Nectophryne afra Buchholz & Peters in Peters, 1875 | BufonidaeChordata | Accepted speciesRecorded extant |
| Nectophryne batesii Boulenger, 1913 | BufonidaeChordata | Accepted speciesRecorded extant |
| Nectophrynoides asperginis Poynton, Howell, Clarke & Lovett, 1999 | BufonidaeChordata | Accepted speciesRecorded extant |
| Nectophrynoides cryptus Perret, 1971 | BufonidaeChordata | Accepted speciesRecorded extant |
| Nectophrynoides frontierei Menegon, Salvidio & Loader, 2004 | BufonidaeChordata | Accepted speciesRecorded extant |
| Nectophrynoides laevis Menegon, Salvidio & Loader, 2004 | BufonidaeChordata | Accepted speciesRecorded extant |
| Nectophrynoides laticeps Channing, Menegon, Salvidio & Akker, 2005 | BufonidaeChordata | Accepted speciesRecorded extant |
| Nectophrynoides minutus Perret, 1972 | BufonidaeChordata | Accepted speciesRecorded extant |