<i>Quadruplecivena celsa</i> gen. et sp. nov.

<p>Male, holotype, CNU-LEP-NN-2012-027. (A), Fossil specimen. (B), Camera lucida drawing of (A), showing overall habitus.</p

<i>Ascololepidopterix multinerve</i> gen. et sp. nov.

<p>Holotype, CNU-LEP-NN-2012-028. (A), Fossil specimen. (B), Camera lucida drawing of (A), showing overall habitus.</p

<i>Akainalepidopteron elachipteron</i> gen. et sp. nov.

<p>Female, holotype, CNU-LEP-NN-2012-024. (A), Fossil specimen. (B), Camera lucida drawing of (A), showing overall habitus. (C), A cluster of frenular bristles (wing coupling apparatus) on hind wing, outlined at the upper-right rectangular template in (A). (D), Piliform scales on hind wing, outlined at the lower-left rectangular template in (A).</p

<i>Seresilepidopteron dualis</i> gen. et sp. nov.

<p>Female, paratype, CNU-LEP-NN-2006-002. (A), Fossil specimen, with a conchostracan at lower-right. (B), Camera lucida drawing of (A), showing overall habitus. Abbreviations: cly, clypeus; md, mandible; msc, mesoscutum; msl, mesoscutellum; mesc, metascutum; mesl, metascutellum; ovl, ovipositor lobes; pmx, maxillary palpus.</p

Character comparisons of Agathiphagidae, Mesokristenseniidae and Ascololepidopterigidae.

<p>Character comparisons of Agathiphagidae, Mesokristenseniidae and Ascololepidopterigidae.</p

<i>Kladolepidopteron oviformis</i> gen. et sp. nov.

<p>Female, holotype, CNU-LEP-NN-2009-007C. (A), Fossil specimen. (B), Camera lucida drawing of (A), showing overall habitus. (C), Head and thorax. (D), Forewing. Abbreviation: prt, prothorax.</p

<i>Mesokristensenia trichophora</i> sp. nov.

<p>Female, holotype, CNU-LEP-NN-2012-032. (A), Fossil specimen. (B), Head, showing scape with setae distally. (C), Camera lucida drawing of (A), showing overall habitus.</p

Amphiesmenopteran and Lepidopteran apomorphies for our specimens.

1<p>Numbers refer to apomorphies listed in the text; O = character presence, X = character absence, ? = unknown state.</p

<i>Trionolepidopteron admarginis</i> gen. et sp. nov.

<p>Holotype, CNU-LEP-NN-2012-012. (A), Fossil specimen. (B), Camera lucida drawing of (A), showing overall habitus.</p

<i>Seresilepidopteron dualis</i> gen. et sp. nov.

<p>Male, holotype, CNU-LEP-NN-2006-001P/C. (A), Fossil specimen (counterpart). (B), Fossil specimen (part). (C), Camera lucida drawing of (A), showing overall habitus. (D), Genitalia (counterpart), outlined at (A). (E), Head and associated features (part). (F), Foreleg (counterpart). (G), Middle leg (counterpart). (H), Hind leg (part). (I) to (L), Camera lucida drawings of head (I), foreleg (J), middle leg (K), and hind leg (L). (M), SEM micrograph of left forewing venation, enlarged from the rectangular template in (B). Abbreviations: a, antennae; cly, clypeus; e, eye; fl, foreleg; j, jugum; md, mandible; pmx, maxillary palpus.</p