Dryomyza caucasica ( Ozerov, 1987 )

Ozerov, A. L. & Krivosheina, M. G., 2022, A review of the family Dryomyzidae (Diptera) of Russia, Russian Entomological Journal 31 (3), pp. 312-326 : 317-319

Dryomyza caucasica ( Ozerov, 1987)

Figs 2, 14 , 24 , 35 .

caucasica Ozerov, 1987: 40 ( Neuroctena ). Type-locality: Gunib (Dagestan, Russia).

MATERIAL EXAMINED. Adygea: Dakhovskaya env. (44.220ºN 40.100ºE), 26–29.VIII.2009, K. Tomkovich (2 ♀♀, ZMUM); Krasnodar Krai: Severskaya env., Ubinskaya (44.740ºN 38.540ºE), 9. V .1970, V . Kovalev (1 ♂, ZMUM); Sochi, Mt. Akhun (43.523ºN 39.879ºE), 25.IV.2008, N. Vikhrev (2 ♂♂, 1 ♀, ZMUM); Sochi / Khosta (43.580ºN 39.907ºE and 43.523ºN 39.879ºE), 15–17. V .2011, D. Gavryushin (2 ♂♂, 2 ♀♀, ZMUM); North Ossetia – Alania: Buron env. (42.793ºN 43.922ºE), 26– 30.VII.1988, 18–29.V.1989, 4–11.VII.1990, A.L. Ozerov (25 ♂♂, 13 ♀♀, ZMUM); Tsey (42.793ºN 43.922ºE), 4.VII.1981, S. Alekseev (1 ♂, ZMUM); same place, 16–24.IX.1989, A. Shatalkin (6 ♂♂, 6 ♀♀, ZMUM) .

ADDITIONAL MATERIAL EXAMINED. Georgia (Adjara): Chakvi gorge, 20. V .1971, V . Kovalev (1 paratype ♀, ZMUM); Azerbaijan: Guba [= Daðli] (41.370ºN 48.498ºE), soil traps, X.2011, N. Snegovaya (1 ♂, 4 ♀♀, ZMUM) .

DIAGNOSTIC DESCRIPTION. Body-length 4.6– 8.2 mm. Body yellow or reddish-yellow; female scutum often blackish. Anepisternum microtomentose on all surface, without black setulae. Antenna from reddish-yellow to almost blackish. Arista bare on apical part and short haired on basal 1/4 ( Fig. 2). Palpus from reddish-yellow on basal half and blackish on apical part to completely black ( Fig. 2). Legs yellow, all tarsi usually blackish. Wings conspicuously brownish tinged; crossveins r-m and dm-cu without dark rims. Abdomen usually yellow, but tergites 4 and 5 often darkened; female tergites along posterior margin usually blackventromedial process 17

18

ish. Genitalia as in Figs 14 , 24 , 35 ; ventromedial process shorter than surstylus.

DISTRIBUTION. Foothills and hills of Caucasus.

BIOLOGY. Adults of Dryomyza caucasica are common on human excrements. Larvae develop in this substrate.

Figures

Figs 13–18. Genitalia of Dryomyzidae, lateral view: 13 — Dryomyza anilis Fallén; 14 — Dryomyza caucasica (Ozerov); 15 — Dryomyza ecalcarata Kurahashi; 16 — Dryomyza formosa (Wiedemann); 17 — Dryope decrepita (Zetterstedt); 18 — Dryope flaveola (Fabricius). Рис. 13–18. Гениталии Dryomyzidae, сбоку: 13 — Dryomyza anilis Fallén; 14 — Dryomyza caucasica (Ozerov); 15 — Dryomyza ecalcarata Kurahashi; 16 — Dryomyza formosa (Wiedemann); 17 — Dryope decrepita (Zetterstedt); 18 — Dryope flaveola (Fabricius).

Figs 23–28. Genitalia of Dryomyzidae, dorsal view: 23 — Dryomyza anilis Fallén; 24 — Dryomyza caucasica (Ozerov); 25 — Dryomyza ecalcarata Kurahashi; 26 — Dryomyza formosa (Wiedemann); 27 — Dryope decrepita (Zetterstedt); 28 — Dryope flaveola (Fabricius). Рис. 23–28. Гениталии Dryomyzidae, сверху: 23 — Dryomy- za anilis Fallén; 24 — Dryomyza caucasica (Ozerov); 25 — Dryo- myza ecalcarata Kurahashi; 26 — Dryomyza formosa (Wiede- mann); 27 — Dryope decrepita (Zetterstedt); 28 — Dryope flaveo- la (Fabricius).

Figs 34–43. Aedeagus of Dryomyzidae, lateral view: 34 — Dryomyza anilis Fallén; 35 — Dryomyza caucasica (Ozerov); 36 — Dryomyza ecalcarata Kurahashi; 37 — Dryomyza formosa (Wiedemann); 38 — Dryope decrepita (Zetterstedt); 39 — Dryope flaveola (Fabricius); 40 — Oedoparena minor Suwa; 41 — Paradryomyza setosa (Bigot); 42 — Paradryomyza spinigera Ozerov; 43 — Pseudoneuroctena senilis (Zetterstedt). 40 — after Ozerov & Krivosheina, 2021, fig. 8. Рис. 34–43. Эдеагус Dryomyzidae, сбоку: 34 — Dryomyza anilis Fallén; 35 — Dryomyza caucasica (Ozerov); 36 — Dryomyza ecalcarata Kurahashi; 37 — Dryomyza formosa (Wiedemann); 38 — Dryope decrepita (Zetterstedt); 39 — Dryope flaveola (Fabricius); 40 — Oedoparena minor Suwa; 41 — Paradryomyza setosa (Bigot); 42 — Paradryomyza spinigera Ozerov; 43 — Pseudoneuroctena senilis (Zetterstedt). 40 — по Ozerov & Krivosheina, 2021, fig. 8.