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Channing, A., Hillers, A., Lötters, S., Rödel, M.-O., Schick, S., Conradie, W., Rödder, D., Mercurio, V., Wagner, P., Dehling, J., du Preez, L.H., Kielgast, J. and Burger, M. 2013. Taxonomy of the super-cryptic Hyperolius nasutus group of long reed frogs of Africa (Anura: Hyperoliidae), with descriptions of six new species. Zootaxa. 3620, 3 (Mar. 2013), 301–350. DOI:https://doi.org/10.11646/zootaxa.3620.3.1.