Casinaria affinis

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 : 727-728

Casinaria affinis TSCHEK, 1871 ( figs 1 , 9 , 29)

Casinaria affinis TSCHEK, 1871: 56 ♀♂

Lectotypus: (♀) Piesting TSCHEK, Type (Wien), studied by HORSTMANN, herewith designated.

syn. nov. Casinaria monticola THOMSON, 1887: 1100 ♂

Holotypus: (♂) Berck., Gall., monticola (Lund) , studied by HORSTMANN.

syn. nov. Casinariodes corsicator AUBERT, 1961: 182 ♂

Holotypus: (♂) Casinariodes ♂; monticola Ths ; corsicator Aub., J.F. AUBERT, 18.8.1959, Corte (Corse) (Lausanne), type not studied.

D e s c r i p t i o n: ♀: Body length 5.5-6.5 mm. Flagella with 28 segments; 1 st flagellomeres length c.3.1x width; preapical flagellomeres wider than long. Temples narrow, roundly narrowed behind eyes; head width 2.0-2.1x length. Ocelli large, distance of lateral ocelli to eyes 0.7x and between them 1.5x their diameter. Face slightly narrowed ventrally, finely rugose, minimal width 0.6x eye length and 1.0x frontal width. Malar space length 0.4x width of mandibular bases. Genal carinae not bent outwards and obsolete ventrally, reaching hypostomal carinae far from mandibular bases. Hypostomal carinae not elevated.

Mesopleural discs finely rugose or granulate and punctate; specula granulate; dorsal impressions finely striate. Prepectal carina not elevated and not developed on the transversal part. Metapleura rugose-punctate; coxal carinae not developed. Propodeum with complete but fine and apically indistinct carinae; area basalis almost triangular, longer than wide; area superomedia small, about as long as wide; area petiolaris not distinctly impressed, with coarse transversal rugae. Hind femora length 3.9-4.2x width; length of inner spurs of hind tibiae 0.67x hind metatarsus length. Hind claws pectinate. Areolets stalked, 2 nd recurrent veins proximal to their middle; nervuli postfurcal; postnervuli intercepted behind middle; external angle of discoidal cells acute (70-80°); nervelli of hind wings intercepted in apical 0.7. 2 nd tergite length 1.15-1.25x width, 3 rd tergite length 0.6-0.75x width; distance of thyridiae from basal margin 1x their length.

Colour: Black. Flagellomeres 9/10-12/15 with ivory rings. Palps, mandibles except teeth and tegulae yellow. Postpetiolus apically and subapical bands of 2 nd to 4 th tergites red. Legs including coxae and trochanters red; hind coxae sometimes with brownish or blackish suffusion; hind trochanters brown; hind femora slightly darkened apically; middle tibiae subbasally and apically and hind tibiae basally and apically brown; hind tarsi except yellow bases of hind metatarsi brownish. Pterostigmata brown.

♂: Flagella long, filiform, with 32 flagellomeres; preapical flagellomeres longer than wide. Mesopleura granulate and distinctly punctate, specula shining, but finely granulate, impression with fine striae. Area basalis with distinct, the following areae with weak carinae; area superomedia narrow, area petiolaris slightly impressed, with coarse rugosepuncture. Hind femora length 3.9x height. 2 nd tergite length 1.4x width; 3 rd tergite length 0.8x width.

Colour: black. Scapes often reddish; flagella without ivory rings. Palps, mandibles, tegulae and wing bases yellow. Legs including coxae and trochanters reddish, hind coxae often ± brown. Tibiae yellowish-red externally; hind femora slightly darkened apically; hind tibiae usually with narrow yellowish basal spot, externo-medially ivory, subbasally and apically brown to black; hind tarsi brownish except pale basal third of hind metatarsi. Apex of postpetiolus and apical bands of 2 nd to 4 th tergites ± reddish.

D i s t r i b u t i o n: Austria, Bulgaria, France, Italy*, Spain*.

Figures

Figs 1-8: Metasomas of ♀♀ of: (1) Casinaria affinis TSCHEK; (2) C. cultellator AUBERT; (3) C. ischnogaster THOMSON; (4) C. morionella HOLMGREN; (5) C. petiolaris (GRAVENHORST); (6) C. scabra THOMSON; (7) C. subglabra THOMSON; (8) C. compressiventris nov.sp. HT.

Figs 9-12: Propodea of ♀♀ of: (9) Casinaria affinis TSCHEK; (10) C. albipalpis (GRAVENHORST); (11) C. cultellator AUBERT; (12) C. dubia TSCHEK.