Insects of the order Neuroptera usually bear four welldeveloped wings. However, there are a few brachypterous, micropterous or apterous species, found in several extant families (see a short review below). Grimaldi (2000) described the enigmatic fossil neuropteran genus Mantispidiptera Grimaldi and its two minute species M. enigmatica Grimaldi and M. henryi Grimaldi (forewings 2.63–3.12 mm long...