The taxonomy of the genus Erikssonia Trimen, 1891 is reviewed. Three species are recognized in the genus: E. acraeina Trimen, 1891, E. cooksoni Druce, 1905, and one species which is newly described from South Africa, namely E. edgei sp. n. Erikssonia alaponoxa Henning & Henning, 2001 is synonymized with E. acraeina Trimen, 1891. Biological information is provided for E. acraeina and E. cooksoni. The biogeography, evolution and conservation of the species are discussed.
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