Fig. 3
From: Redefining the extinct orders Miomoptera and Hypoperlida as stem acercarian insects
Delopterum minutum Sellards, 1909 (Miomoptera), Early Permian, Elmo, Kansas, USA. a, photograph of neotype No. MCZ 3295b; (b) photograph of forewing venation No. MCZ 3203b; (c) photograph of forewing venation No. MCZ 3206; (d) photograph of No. MCZ 3209b; (e) photograph of No. MCZ 3201a; (f) photograph of forewing venation specimen No. MCZ 3296; (g) photograph of specimen No. MCZ 13311 (scale bars represent 1 mm). Abbreviations: ce – cerci, fl – flagellum, mp – maxillary palpus, pe – pedicelus, pt – pterostigma, sc – scapus, sm – sockets of macrotrichia, ts – tarsi