Rhamphomyia sublongiseta Shamshev, Sinclair & Saigusa 2020, sp. nov.

• Main Authors: Shamshev, Igor V., Sinclair, Bradley J., Khruleva, Olga A.
• Format: Other/Unknown Material
• Language: unknown
• Published: 2020
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Insecta; Diptera; Chironomidae; Rhamphomyia; Rhamphomyia sublongiseta; Yukon; Canada; Sinclair; Wrangel Island; Sovetskaya; Bukhta; Aterton; Neozhidannaya; Arctic; Chukotka; Tundra
• Online Access: https://zenodo.org/record/4407638; https://doi.org/10.5281/zenodo.4407638

Rhamphomyia sublongiseta Shamshev, Sinclair & Saigusa sp. nov. (Figs 62–65) urn:lsid:zoobank.org:act: 99F127D3-A192-4D59-9030-EEEB1F7E3827 Type material. HOLOTYPE ♂, labelled: [RUSSIA, Chukotka AO (Wrangel Island)] “[printed in Cyrillic, Russian] bukh. [=bukhta, bay] Somnitelnaya/ south of o. [=ostrov, island] Wrangel/ Gorodkov 19.vii.[1]966”; “on flower/ Dryas integrifolia,/ spotted/ tundra”; “ Holotypus / Rhamphomyia / sublongiseta Shamshev,/ Sinclair, Saigusa sp. n. [red label]” (INS_DIP_0000618, ZIN). PARATYPES: CANADA. Yukon: km 155 Dempster Hwy, 18–20.vi. 1980, 950 m, D.M. Wood & D. Lafontaine (1 ♂, CNC); Richardson Mts, 2800 ft, 66°07′N 136°30′W, 11.vi.1982, D.M. Wood (1 ♂, 1 ♀, CNC). RUSSIA. Chukotka AO (Wrangel Island): SE part of Wrangel Island, Rogers Bay, tundra, 20.vii.1932, A. Mineev (2 ♂, ZIN); same data as holotype, 19.vii.1966, KBG (1 ♂, 1 ♀, ZIN; 1 ♂, 1 ♀, CNC); environs of Somnitelnaya Bay, south of Wrangel Island, valley of river Somnitelnaya, Mineev Mtns, 150 m, shingle, on flower of Dryas integrifolia, 19.vii.1966, KBG (2 ♀, ZIN); same locality, on flower of Potentilla emarginata, 22.vii.1966, KBG (1 ♀, ZIN); Somnitelnaya Bay, south of Wrangel Island, Mineev Mtns, 400 m, S of Sovetskaya Mtn, 20.vii.1966, KBG (2 ♀, ZIN); 5 km N Somnitelnaya Bay, warmed up on stones river bank, 27.vii.1966, KBG (1 ♀, ZIN); 5 km N Somnitelnaya Bay, valley of river Somnitelnaya, small meadow, 26.vii.1972, KBG (1 ♀, ZIN); environs of Aterton Mtn, 70°59′N 178°41′W, BT B, Sw, 13.vii.2019, OAK (1 ♂, 1 ♀, ZIN). Additional material. RUSSIA, Chukotka AO (Wrangel Island): middle flow of river Neozhidannaya, 71°01′N 179°09′E, YPT, BT 1, 12–16.vii.2016, LFV (10 ♂, 10 ♀, ZIN; 1 ♂, 1 ♀, CULSP); same locality, YPT, BT 2, 12–16.vii.2016, LFV (37 ♂, 28 ♀ ZIN); Thomas Mtn, 70°56.964′N 178°43.026′E, BT 16, 10–31.vii.2016, LFV (2 ♂, ZIN). Diagnosis. Mid-sized (wing length about 4.5 mm), robust, black setose, blackish brown flies. Male holoptic; hind tibia thickened, hind basitarsus strongly expanded, basal area broader ...