Gasteruption subtile (Thomson, 1883) Figs 299-307

Foenus subtilis Thomson, 1883: 847.

Gasteruption subtile; Schletterer 1889: 396, 425; Dalla Torre 1902: 1072; Szépligeti 1903: 370; Kieffer 1912: 263; Maidl 1923: 35; Schmiedeknecht 1930: 377; Roman 1932: 8; Hedicke 1939: 21; Ferrière 1946: 237, 239, 244; Hellén 1950: 4; Šedivý 1958: 35, 37, 42; Györfi and Bajári 1962: 43, 50; Hedqvist 1973: 186 (lectotype designation); Madl 1989a: 161, 1989b: 44; Scaramozzino 1995: 3; Pagliano and Scaramozzino 2000: 13, 19, 33; Saure 2001: 29; van Achterberg 2013: fig. 185.

Gasteruption kriechbaumeri Schletterer, 1889: 384, 389, 395, 396, 426; Dalla Torre 1902: 1068; Szépligeti 1903: 370; Kieffer 1912: 267; Schmiedeknecht 1930: 378, 382; Hedicke 1939: 15; Ferrière 1946: 237, 244; Györfi and Bajári 1962: 43, 50; Schmidt 1969: 294; Madl 1989a: 161, 1989b: 44; Wall 1994: 149. Synonymised with G. subtile (Thomson) by Madl (1989a).

Gasteruption sabulosum Schletterer, 1889: 390, 396, 423; Dalla Torre 1902: 1072; Szépligeti 1903: 370; Kieffer 1912: 264; Maidl 1923: 35; Schmiedeknecht 1930: 377; Hedicke 1939: 20; Ferrière 1946: 244; Madl 1989: 161; Wall 1994: 149. Synonymised with G. kriechbaumeri Schletterer by Ferrière (1946) and with G. subtile (Thomson) by Madl (1989a).

Gasteruption poecilothecus Kieffer, 1911: 205.

Gasteruption poecilothecum; Zhao et al. 2012: 73-75; Tan et al. 2016: 69, 84; van Achterberg et al. 2019: 6; van Achterberg 2019a: 7 (as synonym of G. subtile (Thomson)), 2019b: 22 (id.).

Gasteruption rossicum Semenov Tian-Shanskij & Kostylev, 1928: 89; Hedicke 1939: 20; Kozlov 1974: 76; Madl 1989a: 161; Wall 1994: 149. Synonymised with G. subtile (Thomson) by Kozlov (1974).

Type material.

Lectotype of G. subtile ♀ (ZIL) from Sweden, “Norl” [= Norrland], " Foenus subtilis ", "Lectotypus Foenus subtilis Thoms., ♀, K.-J. Hedqvist, det. 1972". Holotype of G. poecilothecum, ♀ (BMNH), “Type”, B.M. Type 3.a.164", " Gasteruption poecilothecus Kieff.", "[Far East Russia or North China], Amoor [= Amur River= Heilongjiang] / 71 25", "Determined by Dr. Kieffer".

Additional material.

1 ♀ (NWUX), "NW China: Shaanxi, Miaojv, Liulin, Yaozhou, Tongchuan, sweep net [trapped in spider web], 35.60°N, 108.49°E, 27.vii. 2019, 934 m alt., Jiangli Tan, NWUX" ; 1 ♀ (RMNH), "NW China: Shaanxi, Huaishuzhuang Rev. St., Ziwuling NNR, Fuxian, Yanan, sweep net, 35.86°N, 108.74°E, 4.viii.2019, 1271 m alt., Jiangli Tan, NWUX" ; 1 ♂ (NWUX) from Inner Mongolia .

Distribution.

China (Hebei, Heilongjiang, Inner Mongolia, Jilin, Xinjiang); Europe (alpine-boreal); Mongolia; Far East Russia. New for Inner Mongolia and Shaanxi.

Notes.

The specimens identified as G. poecilothecum (including the holotype) fall within the variation range of G. subtile, resulting in its synonymy with the latter species.