Figure 4 from: Li Y-D, Tihelka E, Pang H, Huang D-Y, Cai C (2021) Limnomma, a new genus of Ommatidae from the Middle Jurassic Daohugou beds (Coleoptera, Archostemata). Deutsche Entomologische Zeitschrift 68(2): 299-308. https://doi.org/10.3897/dez.68.71880

Figure 4 Details of Limnomma daohugouense gen. et sp. nov., holotype, NIGP176015b, under scanning electron microscopy. A. Head, with gula sutures highlighted (arrowhead); B. Prothorax; C. Mesothorax; D. Metathorax; E. Middle part of abdomen; F. Abdominal apex. Abbreviations: an2–4, antennomeres 2–4; el, elytron; ey, compound eye; msc, mesocoxa; msv, mesoventrite; mtv, metaventrite; pf, profemur; pp, propleuron; ps, prosternum; v2–5, ventrites 2–5. Scale bars: 1 mm.