COSTOSA Diakonoff, 1968, Bull. U.S. natn. Mus. 257(1967): 80. Type species: "Costosa allochroma Diakonoff, 1968". [Olethreutinae: Olethreutini]
RHODONYMPHA Diakonoff, 1968, Beaufortia 15(189): 71. Type species: "Eucosma rhodantha Meyrick, 1907". [Olethreutinae: Olethreutini]