Cordilura atrata ( Zetterstedt, 1846 )

Ozerov, A. L. & Krivosheina, M. G., 2020, A review of the genus Cordilura Fallén, 1810 (Diptera: Scathophagidae) of Russia, Russian Entomological Journal 29 (4), pp. 439-480 : 451-453

Cordilura atrata ( Zetterstedt, 1846)

Figs 39–41 .

atrata Zetterstedt, 1846: 2002 ( Cordylura ). Type-locality: “Lapponia Lulensi ad Qvickjock ... ad Råbäcken ... in Jemtlandia ad Skalstugan & in ipso jugo alpino Norwegiae inter Kongsstuen & Suulstuen” ( Sweden, Norway).

REMARK. This species was noted for European part of Russia (Kola Peninsula, Komi, Polar Ural) [ Gorodkov, 1970: 446] and Siberia without indicating specific locality [ Gorodkov, 1986: 14], also from Far East, including Khabarovsk Krai and Magadan Oblast [ Ozerov, Krivosheina, 2014: 207], and Yakutia [ Bagachanova et al., 2016: 779].

MATERIAL EXAMINED. Arkhangelsk Oblast: Nenetsky Nature Reserve , cordon “Bol’shoy Gusinets” (68.175ºN, 53.645ºE), 10.VII.2008, N.E. Vikhrev (3 ♂♂, 1 ♀, ZMUM) ; the lower reaches of the River Pechora , Kashin I. (68.242ºN, 53.856ºE), 10.VII.2008, A.L. Ozerov (2 ♂♂, ZMUM) ; Nar’yan-Mar (67.636ºN 53.031ºE), 2, 4 and 20.VIII.1978, Gorodkov (8 ♂♂, 5 ♀♀, ZISP) ; 73 km NW of Nar’yan-Mar (ca. 67.981ºN 51.608ºE), 3.VIII.1978, Gorodkov (7 ♂♂, 6 ♀♀, ZISP) ; 70 km N of Nar’yan-Mar (ca. 68.204ºN 53.627ºE), 18.VIII.1978, Gorodkov (2 ♂♂, ZISP) ; Chukotka: Meynypil’gyno env. (62.538ºN, 177.051ºE), 9.VII.2013, P.C. Tomkovich (1 ♂, 1 ♀, ZMUM) ; Meynypil’gyno env. (62.553ºN 177.038ºE), 13.VII.2015, P.S. Tomkovich (3 ♂♂, ZMUM) ; bank of the River Anadyr (64.72ºN 175.21ºE), 25. VI.–19.VII.2014, A. Barkalov (1 ♂, ISEA) ; 20 km SSW of Iul’tin (67.724ºN 178.515ºW), 22.VII.1963, Gorodkov (1 ♀, ZISP) ; Kamchatka Krai: Uzon (54.503ºN 159.990ºE), 9.VII.1987, L. Lobkova (1 ♂, ZMUM) ; Komi: Vorkuta (67.5ºN 64.0ºE), 19–25.VII.2010, N. Vikhrev (2 ♀♀, ZMUM) ; Shchel’yabozh (66.29ºN 56.45ºE), 14 and 15.VIII.1978, Gorodkov (1 ♂, 1 ♀, ZISP) ; Sivaya Maska station (66.675ºN 62.569ºE), 5 km NW, 14.VII.1961, Gorodkov (1 ♂, ZISP) ; Krasnoyarsk Krai: Medvezhiy (69.284ºN 88.148ºE), Noril’sk env., 6.VII.1967, Gorodkov (3 ♂♂, 3 ♀♀, ZISP) ; Noril’sk env. (69.339ºN 88.214ºE), 26.VIII.1975, Gorodkov (1 ♂, ZISP) ; 104 km NNW of Noril’sk, River Nizhnyaya Agapa (ca. 70.097ºN 86.688ºE), 26.VII.1973, Sukacheva, Zherikhin (1 ♂, ZISP) ; Agapa (71.421°N 89.2512°E), River Pyasina , 15.VII.1967, Gorodkov (3 ♂♂, ZISP) ; Dudinka (69.407ºN 86.175ºE), 3.VII.1967, Gorodkov (1 ♂, ZISP) ; Igarka (67.468ºN 86.581ºE), 30. VI. and 1.VII.1967, Gorodkov (4 ♂♂, 2 ♀♀, ZISP) ; Mordovia: Mordovsky Nature Reserve, Cordon Steklyanny (54.894ºN, 43.601ºE), 12–15.VII.2020, K. Tomkovich (1 ♂, ZMUM) ; Moscow Oblast: Andreevskoe (55.967ºN 35.609ºE), 6. V.2009, A.L. Ozerov (2 ♂♂, ZMUM) ; Dmitrov env. (56.316ºN 37.725ºE), 27. V.2009, N. Vikhrev (1 ♂, 1 ♀, ZMUM) ; 35 km NNE of Moscow (56.200ºN 37.833ºE), 26. VI.1993, A.L. Ozerov (1 ♂, ZMUM) ; Murmansk Oblast: Lovozero (68.005ºN 35.016ºE), 14.VIII.1981, Gorodkov (1 ♀, ZISP) ; Leningrad Oblast: Rozhdestveno (59.322ºN 29.946ºE), 4. VI.1956, A. Stackelberg (1 ♂, 1 ♀, ZISP) ; Yashchera (58.894ºN 29.820ºE), 23.VII.1957, A. Stackelberg (1 ♂, ZISP) ; Lakhta (59.991ºN 30.159ºE), 15. VI.1919, A. Stackelberg (1 ♀, ZISP) ; Novosibirsk Oblast: Zherebtsovo env. (55.125ºN 83.256ºE), 31. V.2008, O. Kosterin (1 ♂, ZMUM) ; Sakhalin Oblast: Iturup I., Kurilsk

48 49 50

Figs 42–50. Cordilura bicoloripes Ozerov (42–44), C. ciliata (Meigen) (45–47) and C. fulvifrons Ozerov (48–50): 42, 45, 48 — male sternite 5; 43, 46, 49 — epandrium and surstyli, lateral view; 44, 47, 50 — same, dorsal view. 48–50 — after Ozerov & Krivosheina, 2017, figs 4–6.

Рис. 42–50. Cordilura bicoloripes Ozerov (42–44), C. ciliata (Meigen) (45–47) и C. fulvifrons Ozerov (48–50): 42, 45, 48 — стернит 5 самца; 43, 46, 49 — Эпандрий и сурстили, сбоку; 44, 47, 50 — то же, сверху. 48–50 — по Ozerov & Krivosheina, 2017, figs 4–6.

(45.226ºN 147.881ºE), 25. VI.1968, V. Richter (2 ♂♂, 1 ♀, ZISP); Tyumen’ Oblast: Saranpaul’ (64.257ºN 60.917ºE) , 23. VI.1989, Malozemov (1 ♂, ZISP); Nyda (66.628ºN 72.922ºE) , 3.VIII.1977, Gorodkov (2 ♀♀, ZISP); 75 km WSW of Samburg (ca. 67.035ºN 76.541ºE) , 7.VIII.1976, Gorodkov (1 ♀, ZISP); Yakutia: airport Saskylach (71.934ºN 114.083ºE) , 24.VII.1988, Gorodkov (2 ♂♂, ZISP); Saskylakh env. (71.966ºN 114.094ºE) , 24 and 27.VIII.1988, Gorodkov (2 ♀♀, ZISP); Ust’-Kuyga (70.000ºN 135.562ºE) , 26.VII. 1974, Gorodkov (3 ♂♂, 1 ♀, ZISP) .

DIAGNOSTIC DESCRIPTION. Male. Female. Body-length 4.6–5.8 mm. Head. Frontal vitta black or dark brown, frequently reddish yellow apically, with whitish reflection; fronto-orbital plate black, greyish dusted. Face and parafacial yellowish with whitish reflection. Gena brownish. Postcranium black, grey dust- ed. 3 orbital and 2–3 frontal setae present. Antenna black. Postpedicel approximately 2 times as long as wide. Arista pubescent, the longest hairs approximately equal to 1/3–1/2 width of postpedicel. Palpus black. Thorax black, grey dusted. Acrostichals setulose in two rows, dorsocentrals 3+3 (including small scapular seta), intra-alars 1+2, supra-alars 1+2, 2 postpronotals. Scutellum with a pair of strong discal and a pair of strong apical setae. Legs greyish dusted. Fore coxa black; femora, tibiae and tarsi of all legs black. Wing tinged with brownish; veins blackish. Vein R 1 setulose on apical third of dorsal surface. Abdomen black, grey dusted. Male sternite 4 rectangular, wider than long. Male sternite 5, epandrium and surstyli as in Figs 39–41 .

DISTRIBUTION. Russia: Arkhangelsk Oblast, Chukotka, Kamchatka Krai, Komi, Krasnoyarsk Krai, Mordovia, Moscow Oblast, Murmansk Oblast, Leningrad Oblast, Novosibirsk Oblast, Sakhalin Oblast, Tyumen’ Oblast, Yakutia. — Europe, North America .

Figures

Figs 33–41. Cordilura albipes (Fallén) (33–35), C. amurensis Ozerov (36–38) and C. atrata (Zetterstedt) (39–41): 33, 36, 39 — male sternite 5; 34, 37, 40 — epandrium and surstyli, lateral view; 35, 38, 41 — same, dorsal view. Рис. 33–41. Cordilura albipes (Fallén) (33–35), C. amurensis Ozerov (36–38) и C. atrata (Zetterstedt) (39–41): 33, 36, 39 — стернит 5 самца; 34, 37, 40 — Эпандрий и сурстили, сбоку; 35, 38, 41 — то же, сверху.