Claustropyga alveata Vilkamaa 2024, sp. n.

• Main Author: Vilkamaa, Pekka
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2024
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Insecta; Diptera; Sciaridae; Claustropyga; Claustropyga alveata; Båtsfjord; Enontekiö; Lapponia
• Online Access: https://doi.org/10.5281/zenodo.11611049; http://treatment.plazi.org/id/03EEA42FFFE02477FF4CD1BB8032FDDA

Claustropyga alveata sp. n. Figs 1–3, 4 A Holotype male . FINLAND, Le (Lapponia enontekiensis), Enontekiö, Annjaloanji (Grid 76860:2806), 11–15. VII.2007, 1 male, R. Jussila (MZH). Paratype . NORWAY, FN Båtsfjord, Komagdalen, Bajit, Suovka, Malaise trap, 14.VII–21.VIII.2009, T. E. Barstad, 1 male (Sample ID: TSZD-JKJ-103800; TMU). Male. Head . Face and antenna concolorous brown, maxillary palpus pale brown. Eye bridge 2 facets wide. Face with 6 scattered strong setae. Clypeus with 1 seta. Maxillary palpus with 3 segments; 1 st segment longer than 2 nd segment, 3 rd segment shortest; 1 st segment with 1 sharp seta, with a large dorsal patch of sensilla. Body of 4 th antennal flagellomere 1.65x as long as wide, the neck shorter than wide, the longest setae as long as the width of flagellomere. Thorax . Brown, setae dark. Scutum with some long and strong laterals and long dorsocentrals. Scutellum with 2–6 long and strong setae and with some short setae. Anterior pronotum with 1–5 setae. Proepisternum with 3–4 setae. Wing. Length 2.1 mm. Width/length 0.45. R 1 /R 0.65–0.95. stM longer or shorter than fork of M. bM longer than r-m. bM non-setose, r-m non-setose or with 3 dorsal setae. Halter pale brown. Legs . Fore coxa yellow, mid- and hind coxae pale brown, coxal setae dark. Fore tibial organ with indistinct patch of few strong setae. Fore tibial spur slightly longer than tibial width. Abdomen . Pale brown, setae long and strong. Hypopygium (Fig. 1). Pale brown, as abdomen. Tergite IX long and wide, nearly covering cerci dorsally. Intergonocoxal area lobe-like produced with roundish medial notch; gonocoxa much longer than gonostylus, with moderately long setosity; with apicoventral elongated seta rather short, gonocoxal apodemes strongly sclerotized, with hook-formed basal extensions; extended caudad forming a V-shaped structure with its closed end pointing caudad (Fig. 3 C). Gonostylus (Figs 2 A, 4 A) roundish, with short setosity; strongly excavated medially; with straight dorsomedial margin, excavation with ...