Cordilura zaitzevi Gorodkov, 1974

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 : 477-478

Cordilura zaitzevi Gorodkov, 1974

Figs 131 –134.

zaitzevi Gorodkov, 1974: 386 ( Cordilura ). Type-locality: Songino, 1300 m, Central aimak ( Mongolia).

REMARK. The species was recorded in Russia from Buryatia and Yakutia [ Gorodkov, 1974: 386], from Amur Oblast and Primorsky Krai [ Ozerov, Krivosheina, 2014: 212] and from Yakutia [ Bagachanova et al., 2016: 779].

MATERIAL EXAMINED. Altai: 10 km E of Cheke-Taman Pass, River Bol’shoy Il’gumen’ (50.613ºN 86.469ºE), 28.VII.2006, A. Ovchinnikov (1 ♀, ZISP) ; Kuray env. (50.233ºN 87.930ºE), 25.VII.2006, A.Ovchinnikov (4 ♀♀, ZISP) ; Amur Oblast: Blagoveshchensk (50.280ºN 127.535ºE), 17.VIII.1982, A. Leley (1 ♀, ZISP) ; Zeya Town (53.748ºN 127.261ºE), 18 and 20.VII.1982, A. Ozerov, O. Gorbunov (2 ♂♂, 1 ♀, ZMUM) ; Khakassia: Borets (54.46ºN 90.36ºE), 29. VI.2011, K. Tomkovich (2 ♂♂, ZMUM) ; Novosibirsk Oblast: Koynikha (54.568ºN 83.252ºE), 13.VIII.1977, Gorodkov (4 ♂♂, 4 ♀♀, ZISP) ; Primorsky Krai: River Bol’shaya Ussurka , 20 km NW of Mel’nichnoe (45.548ºN 135.347ºE), 2.VIII.1986, A. Leley (1 ♂, IBSS) ; Kamenushka (43.634ºN 132.222ºE), 9 and 11.IX.1983, A.L. Ozerov (3 ♂♂, ZMUM) ; Shkotovskoe plateau (ca. 43.4589°N 132.6324°E), 25.VIII.1962, Nartshuk (1 ♀, ZISP) ; Yakutia: Pokrovsk (61.467ºN 129.101ºE), 21.VII.1986, Makarkin (1 ♂, IBSS) ; Mikhaylovka , 60 km NE of Amga (61.214ºN 132.681ºE), 23.VII.1986, Sivtsev (2 ♂♂, 3 ♀♀, ZISP) ; same place, 17.VII.1987, Bagachanova (12 ♂♂, 14 ♀♀, ZISP) ; same place, 5.VIII.1987, Zlobin (2 ♀♀, ZISP) ; Alagar-Khoy , 18 km N of Tyungyulyu (62.346ºN 130.649ºE), 21.VII.1985, Bagachanova (1 ♂, 2 ♀♀, ZISP) ; 50 km ESE of Yakutsk (62.183ºN 130.7ºE), 10.VII.1994 and 6.VII.1996, Bagachanova (1 ♂, 2 ♀♀, ZISP) ; Usun-Kyuel’ env. (62.870ºN 130.832ºE), 18.VII.1997, Bagachanova (1 ♀, ZISP) ; Yakutsk env., Chochur-Muran (62.034ºN 129.618ºE), 2.VII.2008, A. Ovchinnikov (1 ♂, 1 ♀, ZISP) ; Yakutsk, Botanical Garden (62.023ºN 129.614ºE), 14.VII.1976, V. Kovalev (1 ♂, ZISP) ; same place, 18.VII.1974, Nartshuk (3 ♂♂, 1 ♀, ZISP) ; Yakutsk (62.023ºN 129.614ºE), 10.VIII.1987, Zlobin (1 ♂, ZISP) .

DIAGNOSTIC DESCRIPTION. Male. Female. Body-length 5.8–7.1 mm. Head. Frontal vitta black with weak whitish reflection; fronto-orbital plate black, greyish dusted. Face and parafacial yellowish, with whitish reflection. Gena blackish. Postcranium black completely, greyish dusted. 3 orbital and 2–3 frontal setae present. Scapus and pedicel from yellowish to blackish; postpedicel blackish, approximately 2 times as long as wide. Arista plumose, the longest hairs approximately equal to the width of postpedicel. Palpus yellow or brownish (female). Thorax black, delicately greyish dusted. Acrostichals absent, dorsocentrals 3+3 (including scapular seta), intra-alars 0+(0–2), supra-alars 1+2, 2 postpronotals. Scutellum with a pair of strong discal setae only; apical scutellar setae as setulae. Legs greyish dusted. Fore coxa white. Femora of all legs black; tibiae and tarsi of all legs yellow. Wing tinged with brownish; veins dark yellow. Vein R 1 bare or with 1–3 setulae on apical third of dorsal surface. Abdomen black, greyish dusted. Male sternite 4 triangular ( Fig. 15). Male sternite 5, epandrium and surstyli as in Figs 131–133 .

Photo of female ovipositor in lateral view was given by Ovchinnikov [2009: 632].

DISTRIBUTION. Russia: Altai, Amur Oblast, Buryatia, Khakassia, Novosibirsk Oblast, Primorsky Krai, Yakutia. — Kazakhstan and Mongolia [ Gorodkov, 1974: 386].

Figures

Figs 131–133. Cordilura zaitzevi Gorodkov: 131 — male sternite 5; 132 — epandrium and surstyli, lateral view; 133 — same, dorsal view. Рис. 131–133. Cordilura zaitzevi Gorodkov: 131 — стернит 5 самца; 132 — Эпандрий и сурстили, сбоку; 133 — то же, сверху.