- 1969, 5
fossil species †Lithoxyela Rasnitsyn, 1969, 1
fossil species †
Madygenius Rasnitsyn, 1969, 2
fossil species †Moltenia Schlüter, 2000, 1
fossil species...
- (M. analoga, M. aristovi, M. bashkuevi, M. kurochkini, M. levivenosa),
Madygenius (M. extraradius, M. primitivus),
Oryctoxyela (O. anomala, O. tri****ica)...