Nanna amurensis Ozerov, 2010

Ozerov, A. L. & Krivosheina, M. G., 2015, A review of the genera Cleigastra Macquart, Gonarcticus Becker, Gonatherus Rondani, Hexamitocera Becker, Nanna Strobl, Orthacheta Becker and Spathephilus Becker (Diptera, Scathophagidae) of Russia, Zootaxa 4012 (2), pp. 201-258 : 221

Nanna amurensis Ozerov, 2010

Figs 62–67 .

amurensis Ozerov, 2010e: 160 , 164 ( Nanna ). Type-locality: town Zeya ( Russia, Amur Oblast).

Remarks. Reported by Ozerov & Krivosheina (2014b: 214) from Russian Far East.

Material examined. Amur Oblast: town Zeya, 11–14.VI.1978, A. Shatalkin (holotype ♂, paratypes 3 ♂♂ and 6 ♀♀, ZMUM); Khabarovsk Kray: Vanino (49.11N 140.31E), 9.VI.2014, N. Vikhrev (4 ♂♂, ZMUM); Kirpichnyy Stream (49.261N 140.33E), 11.VI.2014, N. Vikhrev (1 ♂, ZMUM); Khicha River (49.05N 139.43E), 690 m, 10.VI.2014, N. Vikhrev (2 ♂♂, ZMUM); Khabarovsk (48.6N 135.1E), 2–6. and 13.VI.2014, N. Vikhrev (1 ♀, ZMUM); Magadan Oblast: Sokol env. (59.92N 150.71E), 11–19.VII.2014, N. Vikhrev (1 ♂, ZMUM); Primorskiy Kray: Khasan env. (42.4245N 130.6511E), 25.V.1979, A. Zinov’ev (1 ♂, ZISP).

Diagnostic description. Body-length 3.0– 4.1 mm. Head. Frons yellow, but darkened in upper half. 3 orbital setae present. Antenna black. Postpedicel with acutely angled upper apical corner, approximately 2.5–3 times as long as wide, in male wider than in female. Thorax black, extensively grey dusted. Proepisternum with hairs in central part. Katepisternum with 3 strong black setae. Legs yellow, only tarsi slightly darkened. Fore femur with 3– 4 anterior setae ( Fig. 62 ). Fore tibia with 1 anterodorsal, 1 posterodorsal and 1 posterior setae at middle. Hind tibia without apical posteroventral seta. Wing clear. Abdomen black, greyish dusted. Male sternite 4 oval, approximately 2 times as long as wide ( Fig. 66 ). Male sternite 5 with black lobes, as in Fig. 63 . Epandrium, cerci and surstyli as in Figs 64, 65 . Female sternite 8 as two small separate sclerites.

Distribution. Russia ( Fig. 67 ): Amur Oblast, Khabarovsk Kray, Magadan Oblast, Primorskiy Kray.

Figures

FIGURES 62 – 67. Nanna amurensis Ozerov: 62 — fore femur, anterior view; 63 — male sternite 5; 64 — epandrium, cerci and surstyli, lateral view; 65 — same, dorsal view; 66 — male sternite 4; 67 — distribution map. Figures 63 – 66 after Ozerov (2010 f, Figures 18 – 21).