Trichocoelina tecta Vilkamaa & Menzel 2019, sp. n.

• Main Authors: Vilkamaa, Pekka, Menzel, Frank
• Format: Other/Unknown Material
• Language: unknown
• Published: 2019
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Insecta; Diptera; Sciaridae; Trichocoelina; Trichocoelina tecta; Bylot Island; Canada; Menzel; North Fork; Nunavut; Yukon; Zakharova Rassokha; nenets; Nenets Autonomous Okrug; Taimyr; Yamalo Nenets; Yamalo-Nenets Autonomous Okrug; Alaska
• Online Access: https://zenodo.org/record/4340468; https://doi.org/10.5281/zenodo.4340468

Trichocoelina tecta sp. n. Figs 15 B, 16 D Material studied. Holotype male. USA, Alaska, 11 mi S Anderson Jct, Rte 3, mi 270, alder-poplar-spruce, Malaise trap, 23.VI–11.VIII.1984, S. & J. Peck (in MZH). Paratypes. USA, same data as holotype, 1 male (MZH); CANADA, Nunavut, Qikitaaluk, Western Bylot Island, 73.157°N, 79.950°W, 12 m, 3.VIII.2007, L. Jolicoeur & L. McKinnon, 1 male (BOLD Sample ID 08WOLVES-01202, in CBG); Yukon, North Fork Crossing, Mi 42 Peel Plt. Road, 3500’, 24.VI.1962, P.J. Skitsko, 1 male (in CNC); RUSSIA, Krasnoyarsk region, Taimyr Peninsula, river Zakharova, Rassokha, 72.70°N, 101.08°E, pan trap, 1–10.VII.2011, A. Barkalov, 1 male (in ISEA); Yamalo-Nenets Autonomous Okrug, near Seyakh, 70.7788°N, 72.0750°E, nival meadow, Malaise trap, 13–29.VII.2014, N. Zubryi, 5 males (1 in MZH, 1 in NHMO, 2 in SDEI, 1 in ZIN). Description. Male. Head. Face and antenna concolorous brown, maxillary palpus pale yellowish. Eye bridge 2–3 facets wide. Face with 13–20 fine setae. Clypeus with 2–5 setae. Maxillary palpus with 3 segments, 1 st segment longer or shorter than 3 rd segment, 2 nd segment shortest; 1 st segment with 1–2 setae, with a dorsal patch of sensilla; surface of antennal flagellomeres smooth, body of 4 th antennal flagellomere 1.7–2.25x as long as wide, the neck shorter than broad, the longest setae slightly shorter than the width of flagellomere. Thorax. Brown, setae pale. Anterior pronotum with 2–6 setae. Proepisternum with 3–10 setae. Scutellum with 4 longer and some short and fine setae. Wing. Fumose. Length 1.9–2.1 mm. Width/length 0.40–0.45. Anal lobe weak. Veins distinct. c/w 0.60–0.65. R 1 /R 0.60–0.85. stM and fork of M subequal in length. r-m and bM of variable length, bM non-setose, r-m with 2–4 setae or non-setose. Halter yellow. Legs. Yellow, coxal setae pale. Fore tibial organ forming a small patch of dark strong setae in depression. Fore tibial spur slightly longer than the tibial width. Abdomen. Pale brown, setae pale, moderately long. Hypopygium (Fig. 15 B). Brown, as ...