Cataclysta lemnata, the small china-mark,[2] is a moth species of the family Crambidae.

It is found in Europe (including Great Britain and Ireland),[2] Morocco and Iran.

[4] Meyrick describes it- The forewings in male are whitish, with a yellowish-fuscous discal dot, traces of lines, and a pale brownish terminal streak; in female pale brownish, ochreous-mixed, with a darker discal spot, lines very indistinct, whitish, darker-edged, a whitish siibterminal streak.

The larva is dark green or blackish; dorsal line black; head pale brown.

[3] The species is known to pupate in cocoons[7] or shelters[3] built from plant material.