Zavrelia pseudopentatoma Zorina, 2008, sp. n.

• Main Author: Zorina, Oksana V.
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2008
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Insecta; Diptera; Chironomidae; Zavrelia; Zavrelia pseudopentatoma; Kamchatka; Kamchatka Peninsula
• Online Access: https://doi.org/10.5281/zenodo.5628320; http://treatment.plazi.org/id/03FE87C1FFE8FFB5FF63FE0BA4BAFDCA

Zavrelia pseudopentatoma sp. n. (Figs 13–24) Zavrelia pentatoma Kieffer in Bause, 1913; Makarchenko et al . (1999: 1); Makarchenko et al . (2005: 394) [misidentifications.] Type material. Holotype male, RUSSIA: Primorye Territory, Sikhote-Alin Nature Reserve, Bolshoe Solontsovoe Lake, 25.vii.2004, O. Zorina & E. Pimenova. Paratypes: 7 males, Primorye Territory, Sikhote-Alin Nature Reserve, Sokhatinoe Lake, 25.vii.2004, O. Zorina & E. Pimenova; 4 PL-males, as previous except 25.vi.2006; 1 male, Primorye Territory, Sikhote-Alin Nature Reserve, Dlinnoe Lake, 25.vii.2004, O. Zorina; 1 male, Primorye Territory, Lazovskiy Nature Reserve, Chekhunenko Lake, 3–4.vi.2001, E. Makarchenko; 5 males, Primorye Territory, Lazovskiy Nature Reserve, Zarya Lake, 5.vii.2007, O. Zorina; 10 males, Kamchatka Peninsula, Bystraya River, 7.vii.1996, E. Makarchenko. Etymology . The name indicate the similarity with Z. pentatoma Kieffer. Diagnostic characters. Male anal point with microtrichia, but without spinules between anal crests; superior volsella with extended inner part, bearing two setae; AR 1.07–1.22; legs brown. Pupa with 330–341 µm long thoracic horn; segment II–III each with 3 L setae; segment IV–V each with 3 LS setae; segment VIII with 1–4 dark posterolateral spurs without spinules. Larval frontal apotome with median ovate depression; AR 1.18; antenna with first Lauterborn organ at about middle of segment 2; inner margin of mandible with 2 spines. Male (n = 5) Total length 1.60–1.70 mm; wing length 1.25–1.40 mm. Total length / wing length 1.21–1.28. Coloration. Antenna, thorax, abdomen and legs brown. Head. Frontal tubercles conical, 9 µm long, 7 µm wide. Antenna with 10 flagellomeres, 638–682 µm long; ultimate flagellomere 330–363 µm long; AR 1.07–1.22. Verticals 6–9. Clypeus with 6–10 setae. Maxillary palp 365–423 µm long; lengths of palpomeres 2–5 (in µm): 32–41, 113–126, 90–104, 126–158. Antenna length / palp length 1.75–1.81. Thorax. Acrostichals 10–13, dorsocentrals 6–11, prealars 1. Scutellum with 4–8 setae. ...