Key to genera of Aleurodicinae from the Oise amber

1. Length of fore wing over 1.7 mm, stem Sc+ R forked at % from base; hind wing with common stem Sc+R+CuA; vein CuA visible, as long as terminals R1 and Rs.......................................................... Oisedicus gen. n.

–. Length of fore wing less than 1.2 mm; stem Sc+R forked at half of fore wing length; hind wing without common stem Sc+R+CuA.......................................................................................... 2

2. Fore wing distinctly widened apicad; antennal segment III about 1.5× longer than IV; hind tibia scarcely setose................................................................................................. Clodionus gen. n.

–. Fore wings elongated; antennal segment III about twice as long as IV; hind tibia with dense setation................... 3

3. Vein Rs reaching margin of fore wing, Rs shifted to anterior in its apical portion; hind wings with long spinules, at basal ½ of its length............................................................................... Lukotekia gen. n.

–. Vein Rs reaching fore wing margin straight; hind wings with marginal spinules exceeding half of hind wing length................................................................................................ Isaraselis gen. n.