Bicellaria shatalkini Barták, Plant & Kubík, 2013, sp. nov.
Bicellaria shatalkini sp. nov. (Figs 22, 23) Type material. HOLOTYPE ♂, Russia, Magadan: r. [=river] Indigirka, ust [= river mouth] Injali, 23.vi. 1976, listvennik s ernikom i mkhom na sklone sopki [= larch forest with black crowberry and mosses on slope of a hill], V. Kovalev (ZMMU). PARATYPES: Rus...
| Main Authors: | , , |
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| Format: | Other/Unknown Material |
| Language: | unknown |
| Published: |
2013
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| Subjects: | |
| Online Access: | https://zenodo.org/record/6161796 https://doi.org/10.5281/zenodo.6161796 |
| Summary: | Bicellaria shatalkini sp. nov. (Figs 22, 23) Type material. HOLOTYPE ♂, Russia, Magadan: r. [=river] Indigirka, ust [= river mouth] Injali, 23.vi. 1976, listvennik s ernikom i mkhom na sklone sopki [= larch forest with black crowberry and mosses on slope of a hill], V. Kovalev (ZMMU). PARATYPES: Russia: 7 ♂, 3 ♀, same data as holotype; Chita: 2 ♂, 1 ♀, Undurga River, 9.vii. 1977, V. Kovalev; 1 ♂, 1 ♀, same locality, 13.vii. 1977, V. Kovalev (ZMMU: 9 ♂, 3 ♀, CULSP: 1 ♂, 2 ♀). Diagnosis. Halter blackish brown in both sexes; third antennal segment without elongate dorsal setae; hind basitarsus narrow and hind tibia slightly swollen in both sexes. Male hypandrial processes long and broad, postgonites triangle-shaped and saw-toothed ventrally; both phallic hooks present, right one slightly shorter than left; female tergite 8 entirely microtrichose. Etymology. The species is named in honour of Prof. Anatoliy Shatalkin, well known Russian dipterologist (Moscow). Description. Male. Head brownish-black, dark brownish grey microtrichose, black setose. Holoptic, facets in dorsal half much larger than in ventral half, about 14–16 facets in line of contiguity of eyes. One pair of ocellar setae (sometimes an additional shorter pair present). Occiput brownish black. Face slightly narrowed ventrally, dorsal part about 0.05 mm and ventral part about 0.04 mm broad at narrowest point. Clypeus slightly paler grey microtrichose. Palpus short, brown, with 2 setae. Labrum short, brown, polished. Antenna black, 2 nd segment short setose (longest ventral setae about 0.09 mm); 3 rd without elongate dorsal setae; ratio of broad part of segment 3: narrow part of segment 3: arista (at 0.01 mm resolution) = 12–14: 4–5: 17–19. Thorax brownish-black, brownish grey microtrichose, prescutellar area with broad lighter spot in front of scutellum reaching hind dorsocentrals and acrostichals (in some specimens divided by narrow dark midline). All thoracic setae black. Chaetotaxy: 8–11 broadly biserial acrostichals (about 0.12 mm long in front of ... |
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