Staegeria Rondani, 1856

Ozerov, A. L. & Krivosheina, M. G., 2023, Contribution to the fauna of dung flies (Diptera: Scathophagidae) of Russia with a key to genera and a checklist of the Russian Scathophagidae, Russian Entomological Journal 32 (1), pp. 95-122 : 118-119

Genus Staegeria Rondani, 1856

Figs 42, 43 , 66 , 91, 92, 126 .

DIAGNOSIS. Body-length 6–7 mm. Proepisternum is covered with setulae at middle or in anterior part. Anepisternum covered with setulae along dorsal margin and in posterior part only, without setulae posterior to anterior spiracle. Katepisternum with a single strong seta in upper posterior corner. Scapular setae absent. Postpronotal lobe anteriorly without erect spines. Fore tibia without spinules ventrally. Male femora of mid and hind legs strongly thickened in the central part ( Figs 43 , 126 ). Male tibiae of mid and hind legs with 3–4 very long and strong setae posterodorsally in basal half ( Fig. 42 ). Vein R 1 bare. Male sternites 4 and 5, epandrium, cerci and surstyli as in Figs 66 , 91, 92.

REMARKS. One species of this genus has been recorded in Russia — S. kunzei (Zetterstedt, 1821) . The species was recorded in Russia from the European part and Siberia by Gorodkov [1970, 1986] without indicating specific locality.

MATERIAL in ZMUM. European part of Russia: 1 ♂, 1 ♀, Moscow Oblast (55.842ºN 37.412ºE), 13.VII.1936, B. Rohdendorf ; 2 ♂♂, 1 ♀, Leningrad Oblast, Kiperort peninsula (60.48ºN 28.56ºE), 15–25.V.2012, K. Tomkovich .

Figures

Figs 38–43. Legs of Scathophagidae: 38 — Bostrichopyga crassipes (Zetterstedt), fore tibia, an- teroventral view; 39 — Acanthocnema sternalis Suwa, fore tibia, posterior view; 40 — Norellia tipularia (Fabricius), fore tibia, ventral view; 41 — Norellisoma spinimanum (Fallén), fore tibia, ventral view; 42, 43 — Staegeria kunzei (Zetterstedt), mid tibia, anterodorsal view (42) and mid femur, anterior view (43). 38 — after Ozerov & Krivosheina, 2014a, fig. 2; 39 — after Ozerov & Krivosheina, 2014b, fig. 1 (as A. vikhrevi); 40, 41 — after Ozerov & Krivosheina, 2011a, figs 1, 2. Рис. 38–43. Ноги Scathophagidae: 38 — Bostrichopyga crassipes (Zetterstedt), голень передней ноги, антеровентрально ; 39 — Acanthocnema sternalis Suwa, голень передней ноги, сЗади; 40 — Norellia tipularia (Fabricius ), голень передней ноги, сниЗу; 41 — Norellisoma spinimanum (Fallén), 42 голень передней ноги, сниЗу; 42, 43 — Staegeria kunzei (Zetterstedt), голень средней ноги, антеро- дорсально (42) и бедро средней ноги, спереди (43). 38 — по Ozerov & Krivosheina, 2014a, fig. 2; 39 — по Ozerov & Krivosheina , 2014b, fig. 1 (as A. vikhrevi); 40, 41 — по Ozerov & Krivosheina, 2011a, figs 1, 2.

Figs 61–67. Male sternites 4 (lower) and 5 (upper) of Scathophagidae: 61 — Ernoneura argus (Zetterstedt); 62 — Hydromyza livens (Fabricius); 63 — Leptopa filiformis Zetterstedt; 64 — Megaphthalma pallida (Fallén, 1819); 65 — Megaphthalma unilineata (Zetterstedt); 66 — Staegeria kunzei (Zetterstedt); 67 — Scatomyza magnipennis (Portschinsky). Рис. 61–67. Стерниты 4 (вниЗу) и 5 (вверху) самцов Scathophagidae: 61 — Ernoneura argus (Zetterstedt); 62 — Hydromyza livens (Fabricius); 63 — Leptopa filiformis Zetterstedt; 64 — Megaphthalma pallida (Fallén); 65 — Megaphthalma unilineata (Zetterstedt); 66 — Staegeria kunzei (Zetterstedt); 67 — Scatomyza magnipennis (Portschinsky).

Figs 124–128. Habitus of Scathophagidae: 124 — Scathophaga stercoraria (Linnaeus); 125 — Spaziphora hydromyzina (Fallén); 126 — Staegeria kunzei (Zetterstedt); 127 — Trichopalpus fraternus (Meigen); 128 — Trichopalpus punctipes (Meigen). 124 — after Ozerov & Freidberg, 2011, fig. 24; 127, 128 — after Ozerov, 2019c, figs 1, 2. Рис. 124–128. ОбЩий вид Scathophagidae: 124 — Scathophaga stercoraria (Linnaeus); 125 — Spaziphora hydromyzina (Fallén); 126 — Staegeria kunzei (Zetterstedt); 127 — Trichopalpus fraternus (Meigen); 128 — Trichopalpus punctipes (Meigen). 124 — по Ozerov & Freidberg, 2011, fig. 24; 127, 128 — по Ozerov, 2019c, figs 1, 2.