FIGURE 2 in Revisiting the systematic positions of two "Notocupes" species from the Lower Cretaceous of South China (Coleoptera: Polyphaga)

FIGURE 2. Details of "Notocupes" undatabdominus, holotype, NIGP38559, under scanning electron microscopy. A, Head and prothorax, showing the prosternal carinae (arrowhead). B, Mesothorax. C, Metacoxae and abdominal base. D, Abdominal apex, showing the curved suture between ventrites 4 and 5 (arrowhead). Abbreviations: el, elytron; hd, head; hy, hypomeron; msc, mesocoxa; msvc, mesoventral cavity; mtc, metacoxa; v2–5, ventrites 2–5. Scale bars: 600 μm.