Mesochorus fulgurator, Horstmann, 2006

Riedel, Ravenhorst Matthias, 2018, Contribution to the Palaearctic species of Mesochorus G (Hymenoptera, Ichneumonidae, Mesochorinae): 1. The M. fulvus-group, Linzer biologische Beiträge 50 (1), pp. 687-716 : 695

publication ID

https://doi.org/ 10.5281/zenodo.4031076

persistent identifier

https://treatment.plazi.org/id/03DA87AD-FF9B-126F-FF2E-FE86FC9B8259

treatment provided by

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scientific name

Mesochorus fulgurator
status

 

Mesochorus fulgurator View in CoL HORSTMANN, 2006: 1464-1465 ( figs 14-17 View Figs 14-17 )

Holotypus: (♀) Pålsiö (Lund), typenotstudied.

Description: ♀: Bodylength 7-8 mm. Flagellawith 43-44 segments; 1 st flagellomeres length 6.5-7.3x width and 0.7x eye length; 2 nd flagellomeres length 4.4- 5.0x width; preapical flagellomeres c.2x longer than wide. Temples strongly narrowed behind eyes, length 0.6x eye width. OOD 0.65-0.85. Sides of face parallel or slightly divergent ventrally, width of face 1.1-1.15x length of clypeus+face and 1.0x eye length. MI 0.4. Lower mandibular teeth slightly larger and longer than the upper ones. Malar spaces, ventral 0.3 of facial orbits and mandibular bases finely striate. Genal carinae reach the hypostomal ones far from mandibular bases. Mesoscutum with dense coarse punctures caudal-medially and with superficial punctures and strong shine laterally; mesopleura with fine dense punctures dorsally and fine scattered punctures ventrally; metapleura with fine superficial punctures. Area basalis slender, trapezoid, length c 2.5x width; area superomedia very slender, length 3.3x width; area petiolaris short, length 0.7x width. Hind femora length 4.3-4.8x height; hind metatarsi length 0.54x length of hind tibiae; hind claws slender, with 3-4 short basal teeth; distal fore tarsomeres slender, length c.2.8-3.0x width. Areolets pointed-sessile or shortly stalked, oblique; 2 nd recurrent veins usually in their middle; nervuli interstitial; postnervuli intercepted at basal 0.4; pterostigma length c.3.7x width, radial veins in their distal 0.65. 1 st tergite length 3.0- 3.5x width; postpetiole smooth, length 1.4-1.8x width; 2 nd tergite length 1.2-1.45x width; thyridia roundish. Ovipositor sheaths length 7.7-7.9x width and 0.68-0.7x length of hind metatarsi.

Colour: Reddish including ocellar space and ovipositor sheaths. Palps, mandibles except teeth, genae, hind edges of pronotum, tegulae, wing bases, fore and middle coxae and all trochanters yellowish. Pterostigmata very pale ochreous, margins almost not darker.

♂: Body length 7.5 mm. Flagella with 44 segments. 1 st tergite length 3.6x width; 2 nd tergite length 1.6x width. Claspers stab-shaped, apically blunt, not distinctly clubbed, length c.17x width and 1.1-1.4x length of of 2 nd hind tarsomeres.

Hosts unknown.

Distribution: Byelorussia*, China (Yunnan)*, Germany, Russia* (St. Petersburg distr.), Sweden, Turkey*, Ukraine*, United Kingdom*.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Ichneumonidae

Genus

Mesochorus

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