Figures 1–5.Morphological features of Thaumatovalva. 1 Head (lateral view) of Thaumatovalva albolineana 2 Male secondary scales extending from anal vein of hindwing into abdomen in Thaumatovalva albolineana 3 Paired patches of subdorsal secondary scales on denuded abdomen of male (USNM slide 144,506) 4 Sclerotized edge of segment VIII on denuded abdomen of male (USNM slide 144,506) 5 Forked scales along outer margin of hindwing.