Argopus clypeatus Baly, 1874

Kato, Makoto & Imada, Yume, 2025, Diversity and host plant utilization of leaf-mining beetles of Chrysomeloidea (Coleoptera) in Japan, ZooKeys 1238, pp. 209-268 : 209-268

Argopus clypeatus Baly, 1874

Fig. 10 E – H

Host plant.

Ranunculaceae : Clematis terniflora , C. apiifolia ( Hayashi et al. 1984; Kimoto and Takizawa 1993).

Leaf mine.

Whitish full-depth blotch mine on mature leaf (Fig. 10 G, H ). Frass is granular, deposited along the larval trajectory in the mine. The fully grown larva exits the mined leaf, falls to the ground, and pupates underground.

Material examined.

• 3 adults, Mine , Kami-tsusima Is., Nagasaki Pref., 19-VI-2016 (as larva on Clematis terniflora ), emerged on 18–29-VIII-2016 (Fig. 10 E – G ) ; • 6 adults, Uri-tôge , Mikkabi, Hamamatsu, Shizuoka Pref., 22-IV-2013 (as larva on C. terniflora ), emerged on 28-V – 7-VI-2013 (Fig. 10 H ) ; • 5 adults, Nekata , Hamakita, Shizuoka Pref.

Figures

Figure 10. Habitus of adults and leaf mines of four Argopus species A – D A. balyi E – H A. clypeatus. Host plants A – D Clematis stans at Fukuji-onsen, Gifu Pref. E – H Clematis terniflora (E – G at Tsushima Nagasaki Pref., H at Uri-tôge, Shizuoka Pref.).