Monophadnoides montanus Togashi, 1980

Fu, Yuanzun, Yuan, Yuan, Shen, Qian, Xu, Hao, Ye, Zheng, Guo, Li, Wu, Xiaoliang & Zhao, Yunhe, 2021, Taxonomic Notes and New Distribution and Host Plant Records for Sawflies and Woodwasps (Hymenoptera, Symphyta) of Japan VI, Bulletin of the National Museum of Nature and Science. Series A, Zoology 47 (4), pp. 163-188 : 181

Monophadnoides montanus Togashi, 1980

New Japanese name: Nawashiro-ichigo-maru-habachi

( Fig. 8B )

Material examined. HONSHU: Tochigi Pref.: 1 ˁ, Nakagawa, Wami, 36°45′N 140°9′E, coll. larva, on Rubus parvifolius , 16. VI. 2019, em. 9. IV. 2020, S. Ibuki; 1 ˁ, same data but 36°46′N 140°10′E, coll. larva ( Fig. 8B ) on Rubus parvifolius , 16. VI. 2019, mat. 24. VI., em. 16. IV. 2020 .

Larva. Late instar larva ( Fig. 8B ): head pale brownish green; trunk entirely pale green except for green middorsal stripe, with many branched spines; legs, spines and spiracles whitish. Mature larva: 12 mm long, pale green, without spines.

Host plant. Rosaceae : Rubus parvifolius L. (new record).

Life history. This species has one generation a year. The larva is solitary and eats the inside of leaves. The larva performs the extra larval molt and then makes a cocoon in the soil. Hibernation is done in the cocoon.

Remarks. The larva and host plant are recorded for the first time.

Figures

Fig. 8. A–C, Late instar larvae: A, Masaakia longivaginata, 21. V. 2019; B, Monophadnoides montanus, 18. VI. 2019; C, Strongylogaster moiwana, 30. V. 2017.All photographed by Ibuki.