Contribution to the Ɨchneumonidae (Hymenoptera) oI Ɨran, with descriptions oI seven new species Author Riedel, Matthias Zoologische Staatssammlung München mamaflo.riedel@t-online.de Author Ameri, Ali Insect Taxonomy Research Department and Hayk Mirzayans Insect Museum, Iranian Research Institute of Plant Protection, Agricultural Research, Education and Extension Organisation Author Talebi, Ali Asghar Departament of Entomology Faculty of Agriculture. Tarbiat Modares University Author Ebrahimi, Ebrahim Insect Taxonomy Research Department and Hayk Mirzayans Insect Museum, Iranian Research Institute of Plant Protection, Agricultural Research, Education and Extension Organisation text Linzer biologische Beiträge 2019 2019-07-26 51 1 361 390 journal article 22919 10.5281/zenodo.3758345 eff59168-ceb3-489f-8fa5-e1f83aff2473 0253-116X 3758345 Mesochorus ( Stictopisthus ) persicus nov.sp. (figs 26-28) T y p e m a t e r i a l: Holotype : ♂ ̎ Iran : Khuzestan Prov. , Shoush , Karkheh National Park , Perslan Fallow Deer Sanctuary, N 32°04́36.5́́ E 48°14́15.6́́ , March 11-May 10, 2015 , 45 m , Malaise trap, E. Gilasian̎ (coll. Riedel). D e s c r i p t i o n: ♂: Body length 3 mm . Antenna with 22 flagellomeres; 1st flagel- lomere 5.5x longer than wide and 0.57x as long as eye. Temple strongly and roundly narrowed behind eye, 0.6x as wide as eye. Distance of lateral ocellus to eye 1.1x ocellar diameter. Subantennal transverse carina straight (as typical for the Stictopisthus speciesgroup). Face 1.05x wider than eye length and 1.2x wider than length of face+clypeus, finely granulate and with superficial punctures. Inner eye margins slightly convergent ventrally. Clypeus with coarse punctures. Malar space length 0.6x width of mandibular base. Mesosoma not depressed, length 1.7x height. Mesopleuron and metapleuron with dense and partly rugose punctures. Areae basalis and superomedia confluent. Area superomedia almost hexagonal, c.1.8x longer than wide, costula at 0.4 of area length. Area petiolaris about as long as wide. Hind femur 3.6x longer than wide. Pterostigma wide, 2.4x longer than wide; areolet oblique, 2 nd recurrent vein distal to its middle; nervulus strongly postfurcal (by 0.7 its length), strongly inclivous. Distal part of metacarp very short and stub-shaped. 1 st tergite c.2.0x longer than wide, postpetiolus distinctly striate. 2 nd tergite c.1.3x wider than long, thyridium comma-shaped. Stylet c.1.5x longer than 2 nd hind tarsomere, slightly clubbed apically. Color: Reddish-yellow. Flagellum reddish. Head reddish; palps, mandible except teeth, clypeus, face and wide frontal orbit up to vertex ivory. Pronotum and mesopleuron rufous; mesoscutum brownish, with 4 longitudinal yellow stripes, confluent frontally; scutellum reddish, with lateral yellow stripes; propodeum black in basal 2/3. 1 st tergite black, reddish basally and with apical cream-yellow band; 2 nd tergite cream-yellow, with brownish spots basolaterally; 3 rd tergite reddish, with triangular cream-yellow spot basally; following tergites reddish, with slightly darkened sides. Legs reddish; fore and mid coxae and trochanters cream-yellow; fore and mid tibiae cream-yellow basally; hind tibia cream-yellow, brown in apical 1/10; hind metatarsus apically and 2 nd to 5 th hind tarsomeres blackish. Pterostigma brown, with pale spot proximally. ♀ unknown. Remark: This new species resembles Mesochorus ( Stictopisthus ) maroccanus (SCHWENKE, 1999), but differs by larger ocelli, brownish pterostigma, infuscate apex of hind tibia and largely black hind tarsus.