A comparative study of external female genitalia (including the 8 th and 9 th abdominal segments) in the family Megalopodidae and other related families of Chrysomeloidea

48–50 Syneta adamsi Baly 48 8th abdominal segment, ventral view 49 ovipositor, dorsal view 50 egg dimple of last abdominal sternite, ventral view 51–53 Ovipositor, ventral view 51 Physosmaragdina nigrifrons (Hope) 52 species of Cryptocephalinae53 Oomorphoides yaosanicus (Chen); Abbreviations: ovipositor (Ovi); sternite 8 (8 Ste); tergite 8 (8 Teg); scale line = 0.5 mm (Figs 48, 49, 51, 53); scale line = 1.0 mm (Figs 52).