Description
A large (Males 39–54 mm, females 48–58 mm) uniformly tawny to reddish frog from clearings in forests in central Africa. Dorsum uniform, but with a dark canthal band which continues behind the eye. Eye golden green. There is a colour difference between the sexes, the females being more reddish than the males with ventral parts, hands and feet orange red.
Voice. – The voice has been described as a low sound, similar to knocking on wood.

Distribution and Habitat

Country distribution from AmphibiaWeb's database: Angola, Cameroon, Central African Republic, Congo, Congo, the Democratic Republic of the, Equatorial Guinea, Gabon

View distribution map using BerkeleyMapper.

A dweller of swamps, lakes and streams in the forest belt, often along large rivers. I have observed it near Kinshasa in very open bushland with no forest in the vicinity.

Life History, Abundance, Activity, and Special Behaviors
Development. – Males call from low branches and grass near water. Eggs are large and unpigmented like small peas, 11–19 together in a jelly placed on leaves above water. The tadpole is elongate . Tooth formula 1/3 or 1+1/3.

Comments
This account was taken from "Treefrogs of Africa" by Arne Schiøtz with kind permission from Edition Chimaira publishers, Frankfurt am Main.

References

Schiøtz, A. (1999). Treefrogs of Africa. Edition Chimaira, Frankfurt am Main.

Species Account Citation: AmphibiaWeb 2008 Cryptothylax greshoffii <http://amphibiaweb.org/species/483> University of California, Berkeley, CA, USA. Accessed Feb 25, 2020.

Citation: AmphibiaWeb. 2020. <http://amphibiaweb.org> University of California, Berkeley, CA, USA. Accessed 25 Feb 2020.

AmphibiaWeb's policy on data use.