Hoplismenus terrificus WESMAEL, 1848

Riedel, Matthias, 2021, The Western Palaearctic species of the subtribe Hoplismenina HEINRICH (Hymenoptera, Ichneumonidae, Ichneumoninae), Linzer biologische Beiträge 53 (2), pp. 901-926 : 914-915

Hoplismenus terrificus WESMAEL, 1848 (figs 7, 19, 27, 30)

L e c t o t y p e: (♀) (Bruxelles), designated by TOWNES et al. (1965), type not studied.

syn. Hoplismenus satoi UCHIDA, 1929

L e c t o t y p e: (♁) Suigen 3/VI.1928; Corea, K. Sato (Sapporo), synonymized by TOWNES et al. (1965), type not studied .

syn. Hoplismenus miokensis UCHIDA, 1932

H o l o t y p e: (♁) 17.VII.1927 Mt. Myoko, Takeuchi (Sapporo), synonymized by TOWNES et al. (1965), type not studied.

syn. Hoplismenus terrificus var. karafutensis UCHIDA 1955

H o l o t y p e: (♁) Saghalin, N Ota; Tobuchi 5/IX 1928 (Sapporo), synonymized by TOWNES et al. (1965), type not studied.

syn. Pyramidophorus szepligetii GYÖRFI, 1955

H o l o t y p e: (♀)SzepligetiBudapest;XVI. Pyramidophorus n. sp.; Pyramidophorus szepligetii det dr Györfi (Budapest), synonymized by HORSTMANN (2001), type not studied.

M a t e r i a l e x a m i n e d: 35♀♀, 8♁♁ from Austria, Belgium, Corsica, Georgia, Germany, Mongolia, Poland, Russia (Ural and Far East), Switzerland.

D e s c r i p t i o n: ♀: Body length 15-17 mm. Flagellum with 41-43 flagellomeres; 1 st flagellomere 4.2-4.4× and 2 nd flagellomere 3.4-3.5× longer than wide, FI 1.0-1.1; widest flagellomeres about as long as wide. Temple distinctly and linearly narrowed behind eye. OED 1.3-1.6× ocellar diameter. Frons moderately concave, coarsely rugose-punctate. MI 1.2-1.5. Hypostomal carina slightly elevated.

Mesosoma covered with short brown hairs. Notaulus impressed in frontal 0.4 of mesoscutum. Lateral lobe of mesoscutum finely rugose-punctate, dull. Mesopleuron rugose-punctate. Sternaulus impressed in frontal 0.4 of mesopleuron. Scutellum distinctly elevated, conical in profile, lateral carina in basal 0.2. Juxtacoxal carina indistinct. Area superomedia hexagonal, about as long as wide or slightly longer than wide; anterior transverse carina partly distinct. Area petiolaris transversely rugose. Apophysis slightly shorter than basally wide. Coxae rugose-punctate. Hind femur 5.0-5.5× longer than wide. Metasoma semi-amblypygous. Postpetiolus distinctly widened, 0.85-0.90× as wide as the distance between apophyses; median field longitudinally rugose. Thyridium 0.75-1.1× as wide as the interval. 2 nd tergite 1.4-1.5× and 3 rd tergite 1.7-2.0× wider than long. 2 nd and 3 rd tergites coarsely rugose-punctate, 2 nd tergite medially with coarse longitudinal rugae; 4 th tergite superficially punctate and finely granulate, 5 th tergite almost smooth. Hypopygium about as long as distance between its apical margin and metasomal apex. Ovipositor sheath 0.33-0.38× as long as hind metatarsus.

Color: black. Flagellomeres 9/11-12 (sometimes weakly) and sometimes spot on scutellum yellowish. Coxae and trochanters black; legs otherwise red; hind tibia black, reddish in basal 0.2; hind tarsus black, sometimes apical half of 2 nd tarsomere and 3 rd to

4th or 5th tarsomeres yellowish. Pterostigma reddish-brown. ♁: Body length 16-17 mm. Flagellum with 41-43 flagellomeres; 1st flagellomere 3.0×

and 2 nd flagellomere 2.3× longer than wide, FI 0.80-0.90. Tyloids on flagellomeres 9/11- 18/19, often indistinct, linear, maximally 0.6× as long as the flagellomere. Notaulus reaching center of mesoscutum. Scutellum pyramidal, with transverse carina on top. Hind femur 4.9-5.5× longer than wide. 2 nd tergite 1.7-1.8× wider than long. 2 nd to 4 th tergites rugose-punctate, dull. 5 th tergite with very superficial punctures, with microsculpture.

Color: black. Wide facial orbit, labrum, often small apical spot on scutellum and 2 nd or 3 rd to 5 th hind tarsomeres yellow. Apical margin of 2 nd tergite sometimes reddish. Coxae and trochanters black; legs otherwise reddish; hind tibia dark reddish-brown, often blackish externally. Pterostigma brownish, with darker margins.

H o s t s: Nymphalis antiopa (LINNAEUS, 1758) (Lep., Nymphalidae ) (Vienna).