Cheiloneurus boldyrevi Trjapitzin & Agekyan, 1978

Wang, Haiyang, Cui, Wenyu, Xi, Chunxiang, Cao, Xinyu, Li, Weiqiong & Zu, Guohao, 2024, A taxonomic study of Cheiloneurus Westwood (Hymenoptera, Encyrtidae) from China, ZooKeys 1198, pp. 143-172 : 143

Cheiloneurus boldyrevi Trjapitzin & Agekyan, 1978

Figs 4-6 , 10-16

Cheiloneurus boldyrevi Trjapitzin and Agekyan, in Trjapitzin 1978: 309-310. Holotype ♀, ZISP, Russia, not examined.

Cheiloneurus boldyrevi Guerrieri and Viggiani 2005: 312-313.

Cheiloneurus boldyrevi Japoshvili et al. 2016: 367.

Material examined.

China - Tianjin • 1♀; Xiqing , Tianjin Agricultural University ; 39°5'21"N, 117°5'38"E; 13 m elev.; 12-30 Jun. 2023; Hai-Yang Wang, Xin-Yu Cao leg.; by Malaise trapping; TJAU-TJ-CHE-001 .

Description.

Length, excluding ovipositor, 2.88 mm. Head generally brown; gena with metallic-green luster; antennal scape orange, pedicel and F1-F2 brown, F3 brown with whitish spot in the upper corner of the fore margin, F4-F6 white, clava black, apex paler; basal half of pronotum dark brown and apical half orange, mesoscutum dark brown with metallic-green luster, axilla and scutellum orange, propodeum black, legs orange, fore coxa and basal half of femur, mid basal half of femur, hind coxa, base and apex of tibia whitish. Frontovertex 0.19 × head width; eye height 2.06 × malar space (Fig. 10 ); antennal scape 4.14 × as long as wide; pedicel 2.22 × as long as wide and longer than F1, funicle 6-segmented, F1-F3 and F5 longer than width, F4 subquadrate, F6 wider than long; clava 3-segmented, 2.26 × as long as width, longer than F4-F6 combined (Fig. 11 ); fore wing 3.33 × as long as wide; linea calva not interrupted and open posteriorly (Fig. 13 ); ovipositor (Fig. 15 ) 1.36 × as long as mid tibia (Fig. 16 ), distinctly exserted.

Host.

Dryinidae : Neodryinus typhlocybae ; Syrphidae : Paragus sp., Syrphidae sp.; Flatidae : Metcalfa pruinose ( Guerrieri and Viggiani 2005).

Distribution.

China (Tianjin), Armenia, Bulgaria, France, Georgia, Greece, Iran, Italy, Moldova, Netherlands, Portugal, Russia, Spain, Tadzhikistan, Ukraine, Uzbekistan.

Comments.

This is the first record from China.

Figures

Figures 1 - 9. 1 - 3 Cheiloneurus axillaris ♀ 1 dorsal habitus 2 lateral habitus 3 ventral habitus 4 - 6 Cheiloneurus boldyrevi ♀ 4 dorsal habitus 5 lateral habitus 6 ventral habitus 7 - 9 Cheiloneurus bouceki ♀ 7 dorsal habitus 8 lateral habitus 9 ventral habitus.

Figures 10 - 16. Cheiloneurus boldyrevi ♀ 10 head 11 antenna 12 mesosoma 13 fore wing 14 hind wing 15 metasoma 16 legs. Scale bars: 100 μm.