Fig. 3 in Taxonomic Notes and New Distribution and Host Plant Records for Sawflies and Woodwasps (Hymenoptera, Symphyta) of Japan VII

Fig. 3. Ametastegia polygoni: A, Leaf of Fallopia japonica var. japonica, infested with larvae of A. polygoni, under side, 5. V. 2022; B, same leaf, upper side; C, same leaf, under side, with a group of middle or late instar larvae; D, late instar larva, 13. V. 2022; E, mature larvae entering cork, 13. V. 2022. A–C, Sakuragawa; D, E, Tsukuba (indoors). Photographed by Shinohara.