Scathophaga buryatica Ozerov et Krivosheina, 2019

Ozerov, A. L. & Krivosheina, M. G., 2021, A review of the genus Scathophaga Meigen, 1803 (Diptera: Scathophagidae) of Russia, Russian Entomological Journal 30 (2), pp. 201-246 : 206-208

Scathophaga buryatica Ozerov et Krivosheina, 2019

Figs 15, 46–48, 130 .

buryatica Ozerov, Krivosheina, 2019: 102 ( Scathophaga ). Type-locality: Samarta (52.094°N 101.137°E), 40 km NO of Mondy ( Russia: Buryatia).

REMARK. This species known from two males from Buryatia only [ Ozerov, Krivosheina, 2019: 102] .

DESCRIPTION. Male. Length of body 5.2–6.2 mm.

Head. Frontal vitta yellow, with delicate whitish reflection; face and gena yellow, with whitish reflection; fronto-orbital plate greyish dusted. Postcranium blackish. 3 orbital and 4–5 frontal setae present. Antenna black; postpedicel about twice as long as wide. Arista bare. Palpus yellow.

Thorax. Completely black, dense pale grey dusted. Acrostichals setulose in two rows, dorsocentrals 2+3, intra-alars 1+2, supra-alars 1+2, postpronotals 2. Anepimeron bare. Scutellum greyish dusted, with a pair of strong basal scutellar and a pair of strong apical scutellar setae.

Legs. All coxae black, greyish dusted. All femora black, except 1/4 or 1/5 of yellow apex, greyish dusted. All tibiae and tarsi yellow. Fore femur covered with whitish and blackish hairs, without conspicuous setae. Fore tibia with a row of posterodorsal setae, with 1–2 dorsal, 1–2 posterior, 1 preapical anterodorsal, 1 apical posterodorsal, 1 apical posterior setae. Mid femur with a row of anterodorsal setae, with 1 preapical posterodorsal and 1 preapical posterior setae. Mid tibia with 2 anterodorsal, 2 posterodorsal, 0–1 anteroventral setae, also with a ring of apicals. Hind femur with a row of dorsal/ anterodorsal setae. Hind tibia with 2–3 posterodorsal, 2–3 anterodorsal, 1 anteroventral, 1 preapical dorsal, 1 preapical anterodorsal, and 2 apical anteroventral setae.

Wing clear; crossveins r-m and d-m not darkened.

Abdomen black, greyish dusted, covered with whitish hairs. Male sternite 4 about 1.5 times as long as wide ( Fig. 15). Male sternite 5 with little curved internally conical lateral lobes, each with external long setae ( Fig. 46). Epandrium, cercal plate and surstyli as in Figs 47, 48. Aedeagus with curved apical part, with acrophallus and paraphallus forming ring ( Fig. 130 ).

Female unknown.

DISTRIBUTION. Russia: Buryatia.

Figures

Figs 130–137. Aedeagus of Scathophaga spp., lateral view: 130 — S. buryatica Ozerov et Krivosheina; 131 — S. decipiens (Haliday); 132 — S. incompleta Ozerov et Krivosheina; 133 — S. lapponica (Ringdahl); 134 — S. mollis (Becker); 135 — S. nigripalpis (Becker); 136 — S. obscura (Fallén); 137 — S. tinctinervis (Becker). 130 — after Ozerov & Krivosheina, 2019, fig. 2; 131, 132 — after Ozerov & Krivosheina, 2020, figs 5, 11. Рис. 130–137. Эдеагус Scathophaga spp., сбоку: 130 — S. buryatica Ozerov et Krivosheina; 131 — S. decipiens (Haliday); 132 — S. incompleta Ozerov et Krivosheina; 133 — S. lapponica (Ringdahl); 134 — S. mollis (Becker); 135 — S. nigripalpis (Becker); 136 — S. obscura (Fallén); 137 — S. tinctinervis (Becker). 130 — по Ozerov & Krivosheina, 2019, fig. 2; 131, 132 — по Ozerov & Krivosheina, 2020, figs 5, 11.