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= endemic EX = extinct or assumed extinct
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Family
Chelidae (Austro-American Side-necked Turtles) |  |  |
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Acanthochelys pallidipectoris
Chaco Swamp Turtle | 
Cabrera & Boehm 2015
Fritz & Havas 2006
Iverson 1992
King & Burke 1989
Prado, Waller, Albareda, Cabrera, Etchepare, Giraudo, Carman, Prosdocimi & Richard 2012
Rhodin, Iverson, Bour, Fritz, Georges, Shaffer & Dijk 2021
Vinke, Vinke, Richard, Cabrera, Paszko, Marano & Metrailler 2011
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Acanthochelys spixii
Black Spiny-necked Swamp Turtle | 
Fritz & Havas 2006
Iverson 1992
King & Burke 1989
Prado, Waller, Albareda, Cabrera, Etchepare, Giraudo, Carman, Prosdocimi & Richard 2012
Rhodin, Iverson, Bour, Fritz, Georges, Shaffer & Dijk 2021
Rhodin, Silva & Mittermeier 1984
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Genus
Hydromedusa (South American Snake-necked Turtles) |
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Hydromedusa tectifera
Uruguayan Snake-necked Turtle | 
Alcalde, Sanchez & Pritchard 2021
Fritz & Havas 2006
Iverson 1992
King & Burke 1989
Prado, Waller, Albareda, Cabrera, Etchepare, Giraudo, Carman, Prosdocimi & Richard 2012
Reis Martins, Carvalho-Garbin & Freire Bruno 2011
Rhodin, Iverson, Bour, Fritz, Georges, Shaffer & Dijk 2021
Sousa & Novelli 2009
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Mesoclemmys vanderhaegei
Tobati Toad-headed Turtle | 
Fritz & Havas 2006
Iverson 1992
King & Burke 1989
Maffei, Nascimento, Moya & Donatelli 2016
Marques, Boehm, Brito, Cabrera & Verdade 2014
Prado, Waller, Albareda, Cabrera, Etchepare, Giraudo, Carman, Prosdocimi & Richard 2012
Rhodin, Iverson, Bour, Fritz, Georges, Shaffer & Dijk 2021
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Genus
Phrynops (Lesser Toad-headed Turtles) |
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Phrynops geoffroanus
Brazilian Toad-headed Turtle | 
Baldo, Martinez, Boeris & Giraudo 2007
Cajade, Marangoni, Pineiro & Alvarez 2014
Fritz & Havas 2006
Prado, Waller, Albareda, Cabrera, Etchepare, Giraudo, Carman, Prosdocimi & Richard 2012
Rhodin, Iverson, Bour, Fritz, Georges, Shaffer & Dijk 2021
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Phrynops hilarii
Spotted-bellied Toad-headed Turtle | 
Fritz & Havas 2006
Iverson 1992
King & Burke 1989
Prado, Waller, Albareda, Cabrera, Etchepare, Giraudo, Carman, Prosdocimi & Richard 2012
Rhodin, Iverson, Bour, Fritz, Georges, Shaffer & Dijk 2021
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Phrynops williamsi
Rio Cadea Toad-headed Turtle | 
Buskirk 1990
Fritz & Havas 2006
Iverson 1992
King & Burke 1989
Prado, Waller, Albareda, Cabrera, Etchepare, Giraudo, Carman, Prosdocimi & Richard 2012
Rhodin, Iverson, Bour, Fritz, Georges, Shaffer & Dijk 2021
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Genus
Caretta (Loggerhead Sea Turtle) |
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Caretta caretta
Loggerhead Sea Turtle | 
Fritz & Havas 2006
Prado, Waller, Albareda, Cabrera, Etchepare, Giraudo, Carman, Prosdocimi & Richard 2012
Rhodin, Iverson, Bour, Fritz, Georges, Shaffer & Dijk 2021
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Chelonia mydas
Green Sea Turtle | 
King & Burke 1989
Prado, Waller, Albareda, Cabrera, Etchepare, Giraudo, Carman, Prosdocimi & Richard 2012
Rhodin, Iverson, Bour, Fritz, Georges, Shaffer & Dijk 2021
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Dermochelys coriacea
Leatherback Sea Turtle | 
Fritz & Havas 2006
King & Burke 1989
Prado, Waller, Albareda, Cabrera, Etchepare, Giraudo, Carman, Prosdocimi & Richard 2012
Rhodin, Iverson, Bour, Fritz, Georges, Shaffer & Dijk 2021
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Trachemys dorbigni
South Brazilian Slider | 
Alcalde, Derocco, Rosset & Williams 2012
Fritz & Havas 2006
Iverson 1992
Prado, Waller, Albareda, Cabrera, Etchepare, Giraudo, Carman, Prosdocimi & Richard 2012
Rhodin, Iverson, Bour, Fritz, Georges, Shaffer & Dijk 2021
Wermuth & Mertens 1977
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Kinosternon scorpioides
Scorpion Mud Turtle | 
Berry & Iverson 2011
Fritz & Havas 2006
Iverson 1992
King & Burke 1989
Prado, Waller, Albareda, Cabrera, Etchepare, Giraudo, Carman, Prosdocimi & Richard 2012
Rhodin, Iverson, Bour, Fritz, Georges, Shaffer & Dijk 2021
Wermuth & Mertens 1977
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Chelonoidis carbonarius
South American Red-footed Tortoise | 
Fritz & Havas 2006
Iverson 1992
Prado, Waller, Albareda, Cabrera, Etchepare, Giraudo, Carman, Prosdocimi & Richard 2012
Rhodin, Iverson, Bour, Fritz, Georges, Shaffer & Dijk 2021
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Chelonoidis chilensis
Argentine Tortoise | 
Fritz & Havas 2006
Iverson 1992
King & Burke 1989
McCord & Joseph-Ouni 2004 [as petersi]
Prado, Waller, Albareda, Cabrera, Etchepare, Giraudo, Carman, Prosdocimi & Richard 2012
Rhodin, Iverson, Bour, Fritz, Georges, Shaffer & Dijk 2021
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