The taxonomy of representatives of the genus Oscillopha Malchus, 1990 from the Aptian, Albian, and Cenomanian of the southwestern spurs of the Gissar Ridge (southeastern Turkmenistan) is revised. Issues of taxonomy of Mesozoic Lopha-like oysters are discussed. The diagnoses and composition of the family Arctostreidae Vialov, 1983, subfamily Arctostreinae Vialov, 1983, and genus Oscillopha Malchus, 1990 are specified. The genus Oscillopha is represented by the species O. eos (Coquand, 1869) in the Aptian and Albian and O. dichotoma (Bayle, 1849) in the Cenomanian
