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= endemic EX = extinct or assumed extinct

Genus
Anilius (South American Pipe Snake) |
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Anilius scytale
South American Pipe Snake | 
Avila-Pires 2005
Batistella, Eisemberg, de Queiroz, Caputo & Vogt 2005
Carvalho, Souza Alencar & Carvalho-Vilar 2007
Costa, Guedes & Bernils 2021
Franca, Franca, Roedder & Sole 2022
Martins & Oliveira 1999
Maschio, Prudente, Rodrigues & Hoogmoed 2010
Maschio, Santos-Costa & Prudente 2016
Muller 1976
Prudente, Maschio, Santos-Costa & Feitosa 2010
Waldez, Menin & Vogt 2013
Wallach, Williams & Boundy 2014
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Genus
Boa (Red-tailed Boas) |
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Boa constrictor
South American Red-tailed Boa | 
Avila-Pires 2005
Avila-Pires, Vitt, Sartorius & Zani 2009
Carvalho, Souza Alencar & Carvalho-Vilar 2007
Costa, Guedes & Bernils 2021
Debien, Waldez & Menin 2019
Ferreira, Sturaro & Peloso 2017
Franca, Franca, Roedder & Sole 2022
Martins & Oliveira 1999
Maschio, Santos-Costa & Prudente 2016
Muller 1976
Pantoja & Fraga 2012
Prudente, Maschio, Santos-Costa & Feitosa 2010
Rodrigues-Franca & Mendes Venancio 2010
Waldez, Menin & Vogt 2013
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Corallus hortulana
Amazon Tree Boa | 
Avila-Pires 2005
Avila-Pires, Vitt, Sartorius & Zani 2009
Costa, Guedes & Bernils 2021
Debien, Waldez & Menin 2019
Ferreira, Sturaro & Peloso 2017
Gascon & Pereira 1993 [as enydris]
Henderson 1997
Henderson 2002
Marques, Browne-Ribeiro, Santos Tinoco, Fazolato, Almeida Coelho & Amorin 2012
Martins & Oliveira 1999
Maschio, Santos-Costa & Prudente 2016
Pantoja & Fraga 2012
Prudente, Maschio, Santos-Costa & Feitosa 2010
Rodrigues-Franca & Mendes Venancio 2010
Waldez, Menin & Vogt 2013
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Atractus snethlageae
Gurupi River Spindle Snake | 
Avila-Pires 2005
Costa, Guedes & Bernils 2021
Koehler & Kieckbusch 2014
Martins & Oliveira 1993
Martins & Oliveira 1999
Melo-Sampaio, Passos, Prudente, Venegas & Torres-Carvajal 2021
Passos & Fernandes 2008
Passos, Ramos, Fouquet & Prudente 2017
Schargel, Lamar, Passos, Valencia, Cisneros-Heredia & Campbell 2013
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Genus
Clelia (Northern Snake Eaters) |
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Genus
Dipsas (Neotropical Snail Eaters) |
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Dipsas catesbyi
Ornate Snail Eater | 
Avila-Pires 2005
Avila-Pires, Vitt, Sartorius & Zani 2009
Costa, Guedes & Bernils 2021
Debien, Waldez & Menin 2019
Gutsche, Kwet, Kucharzewski & Hallermann 2007
Lima & Prudente 2009
Maschio, Santos-Costa & Prudente 2016
Pantoja & Fraga 2012
Prudente, Maschio, Santos-Costa & Feitosa 2010
Rodrigues-Franca & Mendes Venancio 2010
Sanchez-Martinez, Franca & Trevine 2022
Waldez, Menin & Vogt 2013
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Erythrolamprus pygmaeus
Amazon Dwarf Forest Snake | 
Avila-Pires 2005
Costa, Guedes & Bernils 2021
Debien, Waldez & Menin 2019
Fernandes, Franco & Germano 1999
Kawashita-Ribeiro, Carvalho, Lima, Avila & Fraga 2011
Martins & Oliveira 1999
Vechio, Teixeira-Junior, Recoder, Sena, Souza & Rodrigues 2015
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Erythrolamprus reginae
Northern Royal Smooth Snake | 
Ascenso, Costa & Prudente 2019
Avila-Pires 2005
Avila-Pires, Vitt, Sartorius & Zani 2009
Carvalho, Souza Alencar & Carvalho-Vilar 2007
Costa, Guedes & Bernils 2021
Debien, Waldez & Menin 2019
Dixon 1989
Entiauspe-Neto, Abegg, Koch, Nunez, Azevedo, Moraes, Tiutenko, Bialves & Loebmann 2021
Martins & Oliveira 1999
Maschio, Santos-Costa & Prudente 2016
Muller 1976
Prudente, Maschio, Santos-Costa & Feitosa 2010
Rodrigues-Franca & Mendes Venancio 2010
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Genus
Helicops (South American Keelbacks) |
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Helicops angulatus
Brown-banded Keelback | 
Avila-Pires 2005
Avila-Pires, Vitt, Sartorius & Zani 2009
Borges-Nojosa, Dourado de Mesquita & Fernandes-Ferreira 2008
Costa, Guedes & Bernils 2021
Debien, Waldez & Menin 2019
Frota 2005
Martins & Oliveira 1999
Maschio, Santos-Costa & Prudente 2016
Pantoja & Fraga 2012
Prudente, Maschio, Santos-Costa & Feitosa 2010
Roberto, Ribeiro, Sousa-Delfino & Oliveira-Almeida 2009
Rodrigues-Franca & Mendes Venancio 2010
Waldez, Menin & Vogt 2013
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Helicops hagmanni
Amazonian Keelback | 
Avila-Pires 2005
Carvalho, Souza Alencar & Carvalho-Vilar 2007
Costa, Guedes & Bernils 2021
Martins & Oliveira 1999
Moraes-da-Silva, Amaro, Sales Nunes, Rodrigues & Curcio 2021
Moraes-da-Silva, Amaro, Sales Nunes, Strussmann, Teixeira, Andrade, Sudre, Recoder, Rodrigues & Curcio 2019
Muller 1976
Rossman 1975
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Helicops leopardinus
Leopard Keelback | 
Costa, Guedes & Bernils 2021
Moraes-da-Silva, Amaro, Sales Nunes, Rodrigues & Curcio 2021
Moraes-da-Silva, Amaro, Sales Nunes, Strussmann, Teixeira, Andrade, Sudre, Recoder, Rodrigues & Curcio 2019
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Helicops polylepis
South American Many-scaled Keelback | 
Costa, Guedes & Bernils 2021
Moraes-da-Silva, Amaro, Sales Nunes, Rodrigues & Curcio 2021
Moraes-da-Silva, Amaro, Sales Nunes, Strussmann, Teixeira, Andrade, Sudre, Recoder, Rodrigues & Curcio 2019
Rodrigues-Franca & Mendes Venancio 2010
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Genus
Hydrops (South American Mud Snakes) |
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Hydrops martii
Coral Mud Snake | 
Avila-Pires 2005
Costa, Guedes & Bernils 2021
Entiauspe-Neto, Abegg, Pinheiro, Borges & Loebmann 2017
Gutsche, Kwet, Kucharzewski & Hallermann 2007
Maschio, Santos-Costa & Prudente 2016
Prudente, Maschio, Santos-Costa & Feitosa 2010
Roze 1957
Scrocchi, Ferreira, Giraudo, Avila & Motte 2005
Waldez, Menin & Vogt 2013
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Genus
Imantodes (American Blunt-headed Tree Snakes) |
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Leptophis ahaetulla
Common Green Parrot Snake | 
Albuquerque & Fernandes 2022
Albuquerque, Santos, Borges-Nojosa & Avila 2022
Avila-Pires 2005
Avila-Pires, Vitt, Sartorius & Zani 2009
Carvalho, Souza Alencar & Carvalho-Vilar 2007
Costa, Guedes & Bernils 2021
Debien, Waldez & Menin 2019
Franca, Franca, Roedder & Sole 2022
Martins & Oliveira 1999
Maschio, Santos-Costa & Prudente 2016
Murphy, Charles, Lehtinen & Koeller 2013
Oliver 1948
Prudente, Maschio, Santos-Costa & Feitosa 2010
Waldez, Menin & Vogt 2013
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Genus
Lygophis (South American Striped Ground Snakes) |
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Mastigodryas boddaerti
Brown Lizard Eater | 
Avila-Pires 2005
Carvalho, Souza Alencar & Carvalho-Vilar 2007
Costa, Guedes & Bernils 2021
Gutsche, Kwet, Kucharzewski & Hallermann 2007
Martins & Oliveira 1999
Montingelli 2009
Montingelli, Grazziotin, Battilana, Murphy, Zhang & Zaher 2019
Montingelli, Valencia, Benavides & Zaher 2011
Muller 1976
Siqueira, Nascimento & Santos-Costa 2012
Siqueira, Nascimento, Montingelli & Santos-Costa 2013
Souza & Silva 2001
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Genus
Oxybelis (Neotropical Vine Snakes) |
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Oxybelis fulgidus
Green Vine Snake | 
Avila-Pires 2005
Carvalho, Souza Alencar & Carvalho-Vilar 2007
Costa, Guedes & Bernils 2021
Debien, Waldez & Menin 2019
Martins & Oliveira 1999
Maschio, Santos-Costa & Prudente 2016
Prudente, Maschio, Santos-Costa & Feitosa 2010
Rodrigues, Lima, Pinto & Martins 2005
Scartozzoni, Salomao & Almeida-Santos 2009
Waldez, Menin & Vogt 2013
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Genus
Phimophis (South American Shovel-nosed Snakes) |
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Siphlophis compressus
Red-headed Liana Snake | 
Abegg, Santos, Ortiz, Moraes & Freitas 2017
Avila-Pires 2005
Costa, Guedes & Bernils 2021
Guedes, Nunes, Prudente & Marques 2011
Martins & Oliveira 1999
Maschio, Santos-Costa & Prudente 2016
Muller 1976
Pantoja & Fraga 2012
Prudente, Maschio, Santos-Costa & Feitosa 2010
Prudente, Silva, Santos Meireles & Puorto 2017
Rodrigues-Franca & Mendes Venancio 2010
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Spilotes sulphureus
Yellow-bellied Puffing Snake | 
Andrade, Santos-Almeida & Reis-Dias 2017
Avila-Pires 2005
Avila-Pires, Vitt, Sartorius & Zani 2009
Carvalho, Souza Alencar & Carvalho-Vilar 2007
Costa, Guedes & Bernils 2021
Franca, Franca, Roedder & Sole 2022
Martins & Oliveira 1999
Maschio, Santos-Costa & Prudente 2016
Muller 1976
Prudente, Maschio, Santos-Costa & Feitosa 2010
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Genus
Tantilla (American Centipede Snakes) |
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Genus
Xenodon (Northern Mock Lanceheads and South American Hognose Snakes) |
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Xenodon rabdocephalus
Common Mock Lancehead | 
Andrade-Lima, Freitas, Dubeux, Sales Nunes, Roberto & Carvalho Kokubum 2020
Avila-Pires 2005
Avila-Pires, Vitt, Sartorius & Zani 2009
Costa, Guedes & Bernils 2021
Debien, Waldez & Menin 2019
Martins & Oliveira 1999
Maschio, Santos-Costa & Prudente 2016
Prudente, Maschio, Santos-Costa & Feitosa 2010
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Genus
Xenopholis (South American Flat-headed Snakes) |
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Family
Elapidae [part 1: terrestrial species] (Cobras, Mambas, etc.) |  |  |
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Micrurus langsdorffi
Northwest Amazonian Coral Snake | 
Avila-Pires 2005
Avila-Pires, Vitt, Sartorius & Zani 2009
Campbell & Lamar 2004
Costa, Guedes & Bernils 2021
Debien, Waldez & Menin 2019
Feitosa, Silva, Pires, Zaher & Prudente 2015
Maschio, Santos-Costa & Prudente 2016
Prudente, Maschio, Santos-Costa & Feitosa 2010
Roze 1996
Waldez, Menin & Vogt 2013
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Micrurus spixii
Central Amazonian Coral Snake | 
Avila-Pires 2005
Avila-Pires, Vitt, Sartorius & Zani 2009
Campbell & Lamar 2004
Carvalho, Souza Alencar & Carvalho-Vilar 2007
Costa, Guedes & Bernils 2021
David, Dobiey & Vogel 2018
Franca, Franca, Roedder & Sole 2022
Hoge & Romano Hoge 1981
Martins & Oliveira 1999
Maschio, Santos-Costa & Prudente 2016
Muller 1976
Nascimento, Silva, Feitosa & Prudente 2019
Pantoja & Fraga 2012
Prudente, Maschio, Santos-Costa & Feitosa 2010
Roze 1996
Waldez, Menin & Vogt 2013
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Genus
Epictia (Neotropical Thread Snakes) |
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Bothrocophias hyoprora
Amazonian Toad-headed Pitviper | 
Bernarde, Amaral & Vale 2011
Campbell & Lamar 2004
Carvalho, Fraga, Eler, Kawashita-Ribeiro, Feldberg, Vogt, Carvalho, Noronha, Condrati & Bittencourt 2013
Costa, Guedes & Bernils 2021
Hoge & Romano Hoge 1981
Oliveira, Araujo, Prudente, Fraga, Almeida & Ascenso 2018
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Bothrops atrox
Common Lancehead | 
Avila-Pires 2005
Avila-Pires, Vitt, Sartorius & Zani 2009
Campbell & Lamar 2004
Carvalho, Souza Alencar & Carvalho-Vilar 2007
Costa, Guedes & Bernils 2021
Debien, Waldez & Menin 2019
Ferreira, Sturaro & Peloso 2017
Franca, Franca, Roedder & Sole 2022
Gascon & Pereira 1993
Hoge & Romano Hoge 1981
Martins & Oliveira 1999
Maschio, Santos-Costa & Prudente 2016
Muller 1976
Pantoja & Fraga 2012
Prudente, Maschio, Santos-Costa & Feitosa 2010
Rodrigues-Franca & Mendes Venancio 2010
Vechio, Prates, Grazziotin, Graboski & Rodrigues 2021
Waldez, Menin & Vogt 2013
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