Arge similis (Snellen van Vollenhoven, 1860) Japanese name: Ruri-churenji Material examined. KYUSHU: Kagoshima Pref.: 1 ˁ, Amami-Oshima Island, Amami, Nesebu, 7. IV. 2019, M. Kimura. Distribution. Japan: Southern Kuril Islands, Hokkaido, Honshu, Izu Islands, Oki Islands, Awaji Island, Shikoku, Kyushu, Tsushima Island, Tanegashima Island, Yakushima Island, Tokara Islands, Amami-Oshima Island (new record), Okinawa Island. East Palaearctic and Oriental regions. Remarks. This species is widely distributed in the East Palaearctic and Oriental regions including various parts of Japan (e.g., Hara, 2019), but it has not been recorded from Amami-Oshima Island until now.

Published as part of 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, pp. 163-188 in Bulletin of the National Museum of Nature and Science. Series A, Zoology 47 (4) on page 164, DOI: 10.50826/bnmnszool.47.4_163, http://zenodo.org/record/12760197