Cacosternum is a genus of frog in the family Pyxicephalidae that are found in southern and eastern Africa. They have many common names, including cacos, dainty frogs, and metal frogs.[
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Species
The genus contains 17 species:[
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Cacosternum aggestum Channing, Schmitz, Burger, and Kielgast, 2013
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Cacosternum australis Channing, Schmitz, Burger, and Kielgast, 2013
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Cacosternum boettgeri (Boulenger, 1882) – Boettger's dainty frog
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Cacosternum capense Hewitt, 1925 – Cape caco
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''Cacosternum cederbergense Angus, Telford, Ping, and Conradie, 2024
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Cacosternum karooicum Boycott, de Villiers, and Scott, 2002 – Karoo dainty frog
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Cacosternum kinangopensis Channing and Schmitz, 2009
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Cacosternum leleupi Laurent, 1950 – Katanga caco
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Cacosternum namaquense Werner, 1910 – Namaqua caco
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Cacosternum nanogularum Channing, Schmitz, Burger, and Kielgast, 2013
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Cacosternum nanum Boulenger, 1887 – bronze caco
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Cacosternum parvum Poynton, 1963 – mountain caco
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Cacosternum platys Rose, 1950 – flat caco
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Cacosternum plimptoni Channing, Brun, Burger, Febvre, and Moyer, 2005
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Cacosternum rhythmum Channing, Schmidtz, Burger, and Kielgast, 2013
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Cacosternum striatum FitzSimons, 1947 – striped caco
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Cacosternum thorini Conradie, 2014
Cacosternum poyntoni, Poynton's caco, is now considered a synonym of Cacosternum nanum.