Cordilura amurensis Ozerov, 2007

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

Cordilura amurensis Ozerov, 2007

Figs 36–38 .

amurensis Ozerov, 2007b: 123 ( Cordilura ). Type-locality: Zeya Town ( Russia, Amur Oblast).

REMARK. This species was described and record- ed in Russia from Amur Oblast and Khabarovsk Krai [ Ozerov, 2007b: 123; Ozerov, Krivosheina, 2014: 207].

MATERIAL EXAMINED. Amur Oblast: Zeya Town (53.748ºN 127.261ºE), 23– 27.VI. and 7.VII.1978, 27–30.VII.1982, A. Shatalkin (2 ♂♂, 7 ♀♀, ZMUM) ; Zeysky Nature Reserve , cordon “ 34 km ” (53.989ºN 127.073ºE), 27 and 28.VII.1981, A.L. Ozerov, A. Shatalkin (1 ♂, 2 ♀♀, ZMUM) ; Zeysky Nature Reserve , cordon “ 52 km ” (54.087ºN 126.871ºE), 2–9.VII.1981, A. Shatalkin (3 ♂♂, 1 ♀, ZMUM) .

DESCRIPTION. Male. Female. Body-length 3.6– 5.1 mm. Head. Frontal vitta yellow, matt; fronto-orbital plate yellow, whitish dusted. Face, parafacial and gena whitish. Postcranium greyish dusted, blackish or yellow in upper half and whitish in lower half. 2 orbital and 2–3 frontal setae present. Scapus and pedicel yellow, postpedicel blackish in male and yellow in female. Postpedicel approximately 2 times as long as wide. Arista nearly bare. Palpus pale yellow. Thorax reddish yellow completely or brownish in upper part, delicately greyish dusted. Acrostichals absent, dorsocentrals 3+3 (including scapular seta), intra-alars 1+0, supra-alars 1+2, 1–2 postpronotals. Scutellum with a pair of strong discal setae and a pair of apical setulae. Legs yellow, but usually tarsomere 5 dark brownish. Wing tinged with light brownish; veins brownish. Vein R 1 setulose on apical third of dorsal surface. Abdomen blackish greyish dusted; female tergite 6 yellow. Male sternite 4 rectangular, longer than wide. Male sternite 5, epandrium and surstyli as in Figs 36–38 .

DISTRIBUTION. Russia: Amur Oblast, Khabarovsk Krai .

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.