Parorthocladius plolabius Makarchenko et Makarchenko, sp. nov.

• Main Authors: Makarchenko, Eugenyi A., Makarchenko, Marina A.
• Format: Other/Unknown Material
• Language: unknown
• Published: 2015
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Insecta; Diptera; Chironomidae; Parorthocladius; Parorthocladius plolabius; Kamchatka Peninsula; Magadan; Ozernaya; Plotnikova; Kamchatka
• Online Access: https://zenodo.org/record/5624812; https://doi.org/10.5281/zenodo.5624812

Parorthocladius plolabius Makarchenko et Makarchenko, sp. nov. (Figs. 4–17) Material. Holotype: adult male, Russian Far East, Jewish Autonomous Region, Obluchie District, Fedotkin Spring of Bidzhan River basin (Amur River basin), N 48 º 38 ' 409 '', E 131 º 37 ' 217 '', 27.III. 2013, leg. E. Makarchenko. Paratypes: 3 males, the same data as holotype except 10–12.IV. 2012, leg. E. Makarchenko; 2 males, 8 larvae, the same data as holotype except 5–6.IV. 2014, leg. E. Makarchenko; 3 males, the same data as holotype except Lopatinskyi Spring, N 48 º 37 ' 810 '', E 131 º 39 ' 114 '', 7.IV. 2014, leg. E. Makarchenko; 2 males, Kamchatka Peninsula, Ozernaya River, 9.VI. 1998, leg. T. Travina; 1 mature pupa, 7 pupae, 1 pupal exuviae, 3 larvae, 1 larval skin from pupa, the same region, Plotnikova River, 24–26.IV. 2004, leg. T. Travina; 1 larva, Magadan Region, Ol’sky District, Uglikan River (Ola River Basin), 7.IV. 2013, E. Khamenkova; 3 mature pupae, the same region, Ola River, 12–13.V. 2013, E. Khamenkova; 1 larva, the same place, 8.VII. 2013, E. Khamenkova. Adult male (n= 4) Total length 2.75–4.15 mm. Wing length 2.32–2.74 mm. Total length/wing length 1.2–1.5. Head. Temporal setae 9–13, including 5–9 verticals and 4 postorbitals. Clypeus with 8–10 setae. Antenna with 13 flagellomeres and well developed plume; AR 1.46–1.85. Palp with 5 palpomeres, length of 4 distal palpomeres (in µm): 48 –64, 88–112, 56– 112, 172 – 200. Thorax. Dark brown. Antepronotum without lateral setae. Dc 6–7, Pa 3–4, scutellum without setae. Wing. R and R 1 with 7–8 setae, R 4 + 5 with 0–1 setae subapically. R 4 + 5 ending distal of apex M 3 + 4. Costa extension 12–80 µm. Anal lobe well developed, rounded. Squama with 14–19 setae. Legs. Spur of fore tibia 52–60 µm long. Spurs of mid tibia 24–28 µm and 20 µm long. Spurs of hind tibia 60 µm and 20–24 µm long. Hind tibial comb with 11–13 setae. Fore leg without pseudospurs on ta 1; mid and hind legs with 2 apical pseudospurs on ta 1 and ta 2; sometimes hind legs with 1 apical spur on ta 2. Mid leg ...