Phrudus defectus Stelfox, 1966

Varga, Oleksandr, 2023, The genera Astrenis Förster, 1869 and Phrudus Förster, 1869 (Hymenoptera, Ichneumonidae: Tersilochinae) in the Ukrainian Carpathians, Zootaxa 5315 (6), pp. 584-592 : 590

Phrudus defectus Stelfox, 1966 ( Fig. 5 )

Material examined. UKRAINE: Ivano-Frankivsk Reg.: 1 ♀, Bogorodchany Distr., Gorgany, Gorgany , near m. Vysoka , 48.612617, 24.131279, felling, Malaise trap, 16–23.vii.2022 ; Transcarpathian Reg.: 3 ♀, Rakhiv Distr., Svydovets , 2–3 km NW of Kvasy, 48.144694 N, 24.270809 E, 750 m, beech forest, Malaise trap, 7.v–5.vi.2014 ; 1 ♀, Tyachiv Distr. , 6.5 km N of Mala Ugolka, 48.259464, 23.619672, 600 m, beech forest, Malaise trap №5, 12–31.v.2015, leg. O. Varga ( SIZK) .

Diagnosis. The Ukrainian specimens of Phrudus defectus are characterized by the combination of the following characters: body not strongly compressed laterally ( Figs 5A ); head in lateral view with temple widest close to the middle of the eye; antenna with 14–15 flagellomeres, flagellomeres 4–5 each with a white tooth-like projection on the basal 0.2–0.3 of the flagellomere ( Fig. 5B ); mesoscutum with notauli present anteriorly; propodeum with area basalis and area superomedia largely fused ( Fig. 5D ); fore wing with vein 3rs-m absent ( Fig. 5C ); all femora red.

Distribution. Western Palaearctic ( Yu et al. 2016); recorded from the Ukrainian Carpathians (Ivano-Frankivsk Reg.) by Vikberg and Koponen (2000), Transcarpathian Reg. (present study).

Figures

FIGURE 5. Phrudus defectus Stelfox, 1966. A. Lateral view of habitus. B. Lateral view of head. C. Wings. D. Dorsal view of propodeum and metasomal tergites 1–2.