Incurvaria masculella, the feathered diamond-back, is a moth of the family Incurvariidae. It is found in Europe. The wingspan is 12–16 mm.Head pale ochreous, ferruginous-tinged. Forewings rather dark purplish bronzy-fuscous ; a whitish triangular dorsal spot before middle, and a smaller one before tornus. Hindwings rather dark grey. The moth flies from April to June depending on the location. The larvae feed on oak, sweet chestnut, Corylus avellana, Tilia, Carpinus betulus, rose, Vaccinium and Crataegus.

Incurvaria pectinea is a moth of the family Incurvariidae. It is found in Europe. The wingspan is 12–16 mm. Head pale greyish-ochreous.Forewings shining prismatic fuscous ; a yellow-whitish dorsal spot before middle, and an indistinct dot before tornus. Hindwings brassy-grey. The moth flies from April to May depending on the location. The larvae feed on various deciduous trees, such as birch, hazel and apple.

The wingspan is 9 - 12 mm.Adults have metallic blue forewings with a black area at the wingtip. The head is orange or yellowish.