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. Species The genus contains 16 species: Cacosternum aggestum Channing, Schmitz, Burger, and Kielgast, 2013 Cacosternum australis Channing, Schmitz, Burger, and Kielgast, 2013 Cacosternum boettgeri (Boulenger, 1882) – Boettger's dainty frog Cacosternum capense Hewitt, 1925 – Cape caco Cacosternum karooicum Boycott, de Villiers, and Scott, 2002 – Karoo dainty frog Cacosternum kinangopensis Channing and Schmitz, 2009 Cacosternum leleupi Laurent, 1950 – Katanga caco Cacosternum namaquense Werner, 1910 – Namaqua caco Cacosternum nanogularum Channing, Schmitz, Burger, and Kielgast, 2013 Cacosternum nanum Boulenger, 1887 – bronze caco Cacosternum parvum Poynton, 1963 – mountain caco Cacosternum platys Rose, 1950 – flat caco Cacosternum plimptoni Channing, Brun, Burger, Febvre, and Moyer, 2005 Cacosternum rhythmum Channing, Schmidtz, Burger, and Kielgast, 2013 Cacosternum striatum FitzSimons, 1947 – striped caco Cacosternum thorini Conradie, 2014 Cacosternum poyntoni, Poynton's caco, is now considered a synonym of Cacosternum nanum. References Amphibians of Africa Pyxicephalidae Amphibian genera Taxa named by George Albert Boulenger Taxonomy articles created by Polbot