Casinaria nigrotrochanterata, Riedel, 2018

Riedel, Olmgren Matthias, 2018, Revision of the Western Palae arctic species of the genus Casinaria H (Hymenoptera, Ichneumonidae, Campopleginae), Linzer biologische Beiträge 50 (1), pp. 723-763 : 742-743

publication ID

https://doi.org/ 10.5281/zenodo.4032781

DOI

https://doi.org/10.5281/zenodo.4336286

persistent identifier

https://treatment.plazi.org/id/26638E02-583F-6D37-FF69-D5C124968AF0

treatment provided by

Admin

scientific name

Casinaria nigrotrochanterata
status

sp. nov.

Casinaria nigrotrochanterata nov.sp. ( figs 21 View Figs 21-24 , 40 View Figs 38-43 )

Holotypus: (♀) Esp.-Alicante Moraira, 90 m, 6-13.v.1989 garrigue, réc. R. Wahis, Mal.trap (ZSM).

Paratypes: Specimens from same location: (4♂♂) 6-14.iv.1989, (♀ 2♂♂) 15-22.iv.1989, (♂) 6- 13.v.1989, (♀) 14-22.v.1989, (♀♂) 29.ix.-1.x.1989, (3♂♂) 14-20.x.1989, (♂) 21-27.x.1989, (3♂♂) 28.x.-3.xi.1989, (♀ 2♂♂) 4-10.xi.1989, (♂) 20-27.xi.1989, (♂) 6-11.iii.1990, (♀ 2♂♂) 12-20.iii.1990, (5♂♂) 29.iii.-1.iv.1990, (♀ 2♂♂) 2-13.iv.1990 (ZSM and coll. RIEDEL); (♀) S Russia, Astrakhan red., Baskunshak lake, Bogdo Mt., 5-6 V 2002, leg. Osipov (coll. RIEDEL).

D e s c r i p t i o n: ♀: Body length 7-7.5 mm. Flagella with 30 segments; 1 st flagellomeres length 3.3x width; preapical flagellomeres slightly longer than wide or square. Temples narrow, roundly narrowed behind eyes; head 2.1x wider than long. Distance of lateral ocelli to eyes 0.8-0.9x and between them 1.8-2.0x their diameter. Face slightly or moderately narrowed ventrally, finely rugose-punctate, minimal width 0.85- 0.95x frontal width and 0.62x eye length. Malar space length 0.5x width of mandibular bases. Genal carinae not bent outwards ventrally, sometimes obsolete ventrally, reaching hypostomal carinae far from mandibular bases in an acute angle of c.70°. Hypostomal carinae not elevated.

Sides of pronotum with strong striation, punctate dorsally. Mesopleural discs coarsely punctate and granulate or finely rugulose, matte; specula finely granulate but shining; dorsal impressions strongly striate. Prepectal carina narrow behind fore coxae, absent on transversal parts. Propodeum rugose; area basalis carinate, slightly longer than wide; usually lateral carinae of area superomedia developed, area superomedia longer than wide. Area petiolaris moderately impressed, with transverse rugae centrally. Hind femora length 5.1x width; inner spurs of hind tibiae 0.7x as long as hind metatarsi. Hind claws pectinate. Areolets stalked, 2 nd recurrent veins in the middle; radial cells very short, distal part of radial veins c.1.3x longer than the proximal one; nervuli slightly postfurcal; postnervuli intercepted in the middle; external angles of discoidal cells acute (75-80°); nervelli of hind wings slightly reclivous, not distinctly intercepted. 2 nd tergite length c.2.5x width; thyridia roundish, distance to basal margins of tergite 2-2.5x their length; 3 rd tergite length 1.2x width.

Colour: Black. Mandibles black, sometimes yellow. Palps and tegulae yellow. Metasoma blackish, tergites sometimes with narrow brownish hind margins. Coxae, trochanters and trochantelli black; trochanters and trochantelli with narrow yellow stripes apically; legs otherwise reddish; fore and middle tibiae ivory basally and externally; fore and middle tarsi ± brownish; middle femora narrowly yellowish at base and ± brownish caudally; hind femora chestnut-brown or blackish, narrowly yellowish at base; hind tibiae reddish or brown, blackish subbasally and apically, ivory basally, reddish-yellow or pale yellowish externo-medially; hind tarsi except narrow ivory bases of metatarsi blackish. Pterostigmata brown.

♂: Body length 5.5-7 mm. Flagella with 30-31 segments; all flagellomeres longer than wide. Malar spaces length 0.6x width of mandibular bases. Hind femora length 5.4x width. 2 nd tergite length c.2.1x width; 3 rd tergite length 1.2x width. Structure and colour otherwise as described for ♀.

H o s t s: unknown.

D i s t r i b u t i o n: Russia (Astrakhan region), Spain.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Ichneumonidae

Genus

Casinaria

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