Two new species of Lepismatidae (Insecta Zygentoma) are described from the Sar Uanle dunal system in southern Somalia:Acrotelsella giubanan. sp. andCtenolepisma somaliensisn. sp. and they are compared with the closer known species. A key is given for the females of the AfrotropicalAcrotelsellaand the newCtenolepismainserted previously published keys to the Afrotropical species of this genus. Two species, newly reported for the same area,Acrotelsa collaris(Fabricius 1793) andHeterolepisma bisentosa(Carpenter 1916) are recorded and the last, known previously only from the Seychelles, is redescribed.