Nanna tibiella ( Zetterstedt, 1838 )

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 : 244-248

Nanna tibiella ( Zetterstedt, 1838)

Figs 157–165 .

tibiella Zetterstedt, 1838: 731 (Cordylura) . Type-locality: “Juckasjervi Lapponiae Tornensis, ad Lycksele Lappon. Umensis, ut et ad Bjŏrkvik Nordlandiae... Dowre... Uplandia ad Nacka prope Stockholmiam... Smoland...” ( Sweden, Norway).

nigripes Zetterstedt, 1846: 2026 (Cordylura) . Type-locality: “Smolandia ... Jemtlandia boreali ad diversorium Skalstugan... Lapponia Lulensi” ( Sweden).

nigrifrontata Becker, 1894: 120 ( Amaurosoma ). Type-locality: “Süd-Tirol vom Lusier Pass” [now Passo di Lusia ( Italy, Trentino)].

nutans Becker, 1894 ( Amaurosoma ). Type-locality: Legnica (formerly Liegnitz), Poland.

kamtschatkense Hendel, 1930: 9 (Amaurosoma) . Type-locality: “Klutchi” ( Russia, Kamchatka Kray)— syn. nov.

Remarks. Noted by Gorodkov (1970: 449, as Amaurosoma nigripes (Zetterstedt) ; 1986: 17) for European part of Russia without indicating specific locality.

The study of the photo made from the lectotype of Amaurosoma kamtschatkense Hendel, 1930 (lectotype was designated by Ozerov, 2007: 7, deposited in Naturhistoriska riksmuseet, Stockholm, Sweden) demonstrated that this specimen belongs to the species Nanna tibiella ( Zetterstedt, 1838) , not katmaiensis Malloch.

Material examined. Chukotka: Shmidt (68.8935N 179.4177W), 18.VII.1963, K. Gorodkov (1 ♂, ZISP); Kamchatka Kray: Sivuchiy Island (56.3605N 162.708E), 26.VI.1908, A. Derzhavin (1 ♂, ZISP); Krasnoyarsk Kray: Ust'-Tareya (73.2527N 90.5962E), 4.VIII.1967, K. Gorodkov (1 ♀, ZISP); Leningrad Oblast and St.

-Petersburg: Agalatovo (60.2198N 30.2817E), 12.V.1963, A. Stackelberg (1 ♂, ZISP); Gatshina (ca. 59.56N 30.13E), 26.V.1951, 25.V.1952, 9.V.1954, A. Stackelberg (1 ♂, 2 ♀♀, ZISP); Jukki (ca. 60.11N 30.29E), 18.V.1933, 27.V.1956, A. Stackelberg (1 ♂, 1 ♀, ZISP); Kartashevskaya (ca. 59.40N 30.07E), 8.VII.1952, A. Stackelberg (5 ♂♂, 2 ♀♀, ZISP); Luga (ca. 58.73N 29.84E), 1.V.1936, 2.V.1937, 11.V.1954, A. Stackelberg (2 ♂♂, 1 ♀, ZISP); Pesochnaya (60.1175N 30.1518E), 30.V.1966, K. Gorodkov (4 ♂♂, 6 ♀♀, ZISP); Roshino (60.25N 29.61E), 20.V.1954, A. Stackelberg (2 ♂♂, ZISP); Sertolovo (60.1498N 30.2E), 13.V.1962, A. Stackelberg (1 ♂, ZISP); Bol'shoi Berezovyi Island (60.3N 28.62E), 23 and 31.V.1981, Kandybina (2 ♀♀, ZISP); Yaschera (58.8945N 29.8206E), 26.V.1957, A. Stackelberg (1 ♂, ZISP); cemetery Smolenskoe (59.94N 30.24E), 19.V.1922, A. Stackelberg (1 ♂, ZISP); Komarovo (60.18N 29.81E), 13.V.1951, A. Stackelberg (1 ♀, ZISP); Udel'naya (ca. 60.01N 30.29E), 13.V.1952, 24.V.1954, A. Stackelberg (2 ♂♂, 1 ♀, ZISP); Moscow and Moscow Oblast: Petrovsko-Razumovskoe (55.8399N 37.5694E), 6.V.1931, N. Violovich (2 ♂♂, 3 ♀♀, ZMUM); Andreevskoe (55.9674N 35.6094E), 6.V.2009, 15.V.2007, A.L. Ozerov (4 ♂♂, 2 ♀♀, ZMUM); Burtsevo (55.9783N 35.5905E, 55.9815N 35.5972E), 5.V.2007, 1.V.2010, 8.V.2011, A.L. Ozerov (4 ♂♂, ZMUM); Golitsyno (55.6496N 37.0117E), 6.V.1979, 29.V.1982, A. Shatalkin (1 ♂, 2 ♀♀, ZMUM); Dmitrov env. (56.3163N 37.7258E), 29.IV., 7–10.V.2007, 30.IV.2008, 20.V.2009, 29.IV.2010, 7.V.2010, N. Vikhrev (18 ♂♂, 4 ♀♀, ZMUM); same locality, 7.V.2010, D. Gavryushin (5 ♂♂, ZMUM); Ozhigovo (55.4353N 36.8827E), 10.V.2009, D. Gavryushin (1 ♀, ZMUM); Yakshino (55.9198N 35.5833E), 2.V.2008, A.L. Ozerov (1 ♂, ZMUM); Sakhalin Oblast: Kunashir I., Mendeleevo (43.9621N 145.685E), 9.VI.1968, V. Richter (2 ♂♂, ZISP); Kunashir I., Lake Lagunnoe (44.0629N 145.7589E), 18.VI.1968, Nartshuk (1 ♀, ZISP); Kunashir I., State Nature Reserve Kurilskiy, Cordon Andreevskyi (45.54N 145.37E), 8.VII.2014, T.V. Galinskaya (5 ♀♀, ZMUM); Novoaleksandrovsk (47.0564N 142.7303E), 23.V.1973, Kerzhner (1 ♂, ZISP); Tumen' Oblast: (63.818N 59.562E), 6–8.VII.2010, K. Tomkovich (1 ♂, 1 ♀, ZMUM).

Diagnostic description. Body-length 3.5–5.0 mm. Head. Frons usually black in upper half and yellow in lower third or quarter. 3 orbital setae present. Antenna black. Postpedicel with acutely angled upper apical corner, approximately 2–3 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 setae, the setae black in female, black or pale in male. Legs. All coxae and femora black; sometimes hind tibia darkened on apical half; tarsi blackish. Fore femur usually with 6–10 anteroventral setae ( Fig. 157 ). Hind tibia with apical posteroventral seta, which usually is shorter than anteroventral apical seta. Wing tinged with brownish. Abdomen black, greyish dusted. Male sternite 4 rectangular, slightly longer than wide ( Fig. 161 ). Male sternite 5 with black lobes, as in Fig. 158 . Epandrium, cerci and surstyli as in Figs 159, 160 . Female sternite 8 as two small separate sclerites.

Distribution. Russia ( Fig. 162 ): Chukotka, Kamchatka Kray, Krasnoyarsk Kray, Leningrad Oblast and St.- Petersburg, Magadan Oblast, Moscow and Moscow Oblast, Sakhalin Oblast, Tumen' Oblast.—Europe.

Figures

FIGURES 157 – 162. Nanna tibiella (Zetterstedt): 157 — fore femur, anterior view; 158 — male sternite 5; 159 — epandrium, cerci and surstyli, lateral view; 160 — same, dorsal view; 161 — male sternite 4; 162 — distribution map.

FIGURES 163 – 170. Nanna tibiella (Zetterstedt) (163 – 165) and Orthacheta cornuta (Loew) (166 – 170): 163 — end of female abdomen, ventral view; 164 — same, dorsal view; 165 — same, lateral view; 166 — male sternite 5; 167 — epandrium, cerci and surstyli, lateral view; 168 — same, dorsal view; 169 — male sternite 4; 170 — distribution map.