Cacosternum is a genus of
frog in the family
Pyxicephalidae that are found in southern and eastern Africa.[1][2] They have many common names, including cacos, dainty frogs, and metal frogs.[1]
^
abcFrost, Darrel R. (2014).
"Cacosternum Boulenger, 1887". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 3 May 2014.
^"Pyxicephalidae". AmphibiaWeb: Information on amphibian biology and conservation. [web application]. Berkeley, California: AmphibiaWeb. 2014. Retrieved 3 May 2014.
^Frost, Darrel R. (2014).
"Cacosternum nanum Boulenger, 1887". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 3 May 2014.