Dolbina tancrei Staudinger, 1887, in Romanoff (ed.), Mém. Lépid. 3: 155. Type locality: [Russia,] western Amur-region [Amurskaya], near Blagoweschtschensk [Blagoveshchensk], "Rückbeil"; [Russia,] eastern Amur-region [Amurskaya/Khabarovsk Kray] (Ussuri?).
Wingspan: 50--82mm.
North Korea: vii (Baekdu-san). Japan: 28.ii-28.iii (Ryukyu Archipelago); 28.v (Honshu); vi (Honshu); 6.vii-6.ix (Honshu); 16.vii-20.viii (Hokkaido). Russia: 30.vi-12.vii (Primorskiy Kray, Khasan); 16.viii (Primorskiy Kray, Khasan); 1-4.ix (Primorskiy Kray, Khasan).
In northern China there are two generations per year, with adults flying in May and September (Yang, 1978).
Park et al. (1999) give late May until late August as the flight period in Korea.
OVUM: 2.3 x 1.9mm.
LARVA: Full-fed 64--70mm.
PUPA: 41-44mm.
Larval hostplants. Recorded in Primorskiy Kray, Russia, on Fraxinus and Syringa (Derzhavets, 1984).
Recorded in Korea on Ligustrum japonicum, L. obtusifolium and Fraxinus rhynchophylla (Park et al., 1999).
In Japan, recorded from Ligustrum japonicum, L. obtusifolium, Olea europaea and Osmanthus fragrans.
Tachinidae: Winthemia angusta Shima, Chao & Zhang, Exorista sorbillans (Weidemann).
China: Heilongjiang (Lesser Khingan Mountains, Fengling Forest); Hebei; Beijing.
North Korea: North Hamgyong Prov. (Baekdu-san, 2500m; Gyungsung).
South Korea: Seoul (Nam-san); Kyonggi Prov. (Suwon; Gwangleung; Cheongpyong; Yongmun-san; Soyo-san; Myungji-san); Kangwon Prov. (Gwangduk-san; Samak-san; Daeryong-san; Dosol-san; Seolak-san; Sogumgang; Gyebang-san; Hoengsung; Taebek-san; Chuncheon; Bongmyung-ri; Younhwa-san; Odae-san; Yaksu-san; Jungseon; Hongcheon; Chiak-san); North Chungchong Prov. (Songni-san; Chupungryung; Jecheon; Wolak-san); South Chungchong Prov. (Gyeryong-san); North Cholla Prov. (Jiri-san; Daedun-san; Namwon); South Cholla Prov. (Baekyang Temple; Wolchul-san; Gwangyang; Gurye); North Kyongsang Prov. (Palgong-san; Sobaek-san; Juwang-san; Mungyungsaejae; Uiseong); South Kyongsang Prov. (Pusan; Gudeok-san; Namhae-do; Geoje-do; Milyang; Sancheong; Ulsan; Uiryong; Hadong; Hamyang); Cheju Prov. (Cheju-do; Halla-san; Sunheul; Mokseokwon; Gwaneum Temple; Napeup-ri; Ora-dong; Andeok; Youngsil; Hare-ri; Uygui-ri; Seoguipo; Topyung; Suakbong).
Japan: Hokkaido (Hakodate; Sapporo; Kushiro; Tokachi); Honshu (Kawaguchi; Tokyo; Nashimoto; Mikaboyama, 750m; Nii-jima; Gozaishodake; Shinbo; Iruma; Kiyosato, 1300m); Shikoku; Kyushu; Ryukyu Archipelago (Ishigaki).
Russia: Amurskaya (Blagoveshchensk); Khabarovsk Kray (Khabarovsk); Primorskiy Kray (Khasan; Ussuriysk; Narva); Kurile Islands.
The Russian Far East, northeastern China, the Korean Peninsula and Japan.
Holarctic; eastern Palaearctic region. Pleistocene refuge: Polycentric -- Japanese and Sinopacific refugia.
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