Miniomma 4

Description:

Description: English: Details of Miniomma chenkuni gen. et sp. nov., holotype, NIGP173375, under confocal microscopy. (A) Head and anterior portion of prothorax, dorsal view, with arrowhead showing the Y-shaped depression. (B) Head and anterior portion of prothorax, ventral view. (C) Posterior portion of prothorax and anterior portion of elytra, dorsal view. (D) Legs and anterior portion of abdomen, ventral view. Abbreviations: an1 = antennomere 1; el = elytron; ey = compound eye; md = mandible; msf = mesofemur; mtc = metacoxa; mtf = metafemur; mttb = metatibia; mttc = metatrochanter; pc = procoxa; pf = profemur; pn = pronotum; pm = prementum; ps = prosternum; ptb = protibia; v1-2 = ventrites 1-2. Scale bars: 200 μm. Date: 2020. Source: A miniaturized ommatid beetle in mid-Cretaceous Burmese amber (Coleoptera: Archostemata: Ommatidae) Papéis Avulsos de Zoologia. Author: Yan‑Da Li, Shûhei Yamamoto; Di‑Ying Huang & Chen‑Yang Cai.