Lathrolestes orbitalis ( Gravenhorst, 1829 )

Reshchikov, Alexey, 2015, Review of North European species of the genus Lathrolestes (Hymenoptera, Ichneumonidae) with description of one new species from Öland (Sweden), Zootaxa 4033 (1), pp. 1-47 : 31-33

Lathrolestes orbitalis ( Gravenhorst, 1829)

Figs. 14–16 , 26 , 34, 96–100.

Tryphon orbitalis Gravenhorst, 1829: 2554 . Type lost. Type locality: Poland (Wrocław). Perilissus bucculentus Holmgren, 1857: 123 . Lectotype ♀, NHRS [examined, NHRS-HEVA000003820]. Type locality: Sweden (Småland).

Material. 19, DENMARK, ZMUC 1♂, FINLAND, Åboland, Pernå, 26.vi.1944, leg Å.Nordström, MZH; 2♀, 5♂, NORWAY, Sør-Trøndelag, Selbu, Rotla, MT, 21.VI–20.VII.1986, leg. J. Solem, NTNU; 1♀, 3♂, NORWAY, Hedmark, Stor-Elvdal, Solbakken, Malaise trap, 24.VI.1986, leg. E. Stur, NTNU; 7 ♂, NORWAY, Hedmark, StorElvdal, Atnaelv, Solbakken, Malaise trap, 17.VII.1986, NTNU; 1♀, SWEDEN, Skåne, NHRS; 1♀, SWEDEN, Blekinge, NHRS; 2♂, SWEDEN, Östergötland, NHRS; 1♂, SWEDEN, Jämtland, Åre, Duved, Storulvån, 63°10'19.47" N 12°21'46.31" E, 754m, mountains birch, Malaisae trap, 3.vii.–20.viii.2013, leg. Alexey Reshchikov & Lars-Åke Bäckström, NHRS; 1♀, SWEDEN, Öland, Mörbylånga kommun, Gamla Skogsby, N56°37.001´E16°30.686´, 23– 25.05.2013, Malaise trap, leg. Alexey Reshchikov, NHRS; 1♀, 6♂, SWEDEN, Stockholm, NHRS; 2♀, SWEDEN, Småland, Älmhults kommun, Stenbrohult, Djäknabygds bokbacke, Heath with old beeches, N56°36.548´E14°11.583´(=TrapID 24), 31.v–20.vii.2005 (=coll. event ID 1673), leg. SMTP, NHRS; 1♂, SWEDEN, Småland, Nybro kommun, Alsterbro/Alsterån, Mixed forest N6312220, E1506997 (=TrapID 1008) 20.iv–25.iv.2005 (=coll. event ID 1027), leg. SMTP, NHRS; 1♂, SWEDEN, Småland, Nybro kommun, Alsterbro/ Alsterån. Mixed forest N6312220, E1506997 (=TrapID 1008) 05.vi–10.vi.2005 (=coll. event ID 1339), leg. SMTP, NHRS; 1♀, SWEDEN, Småland, Nybro kommun, Alsterbro/Alsterån. Mixed forest N6312220, E1506997 (=TrapID 1008) 05.vii–10.vii.2005 (=coll. event ID 1345), leg. SMTP, NHRS; 2♂, SWEDEN, Uppland, Älvkarleby kommun, Båtfors. Pine forest with blueberry, N60°27.639´E17°19.069´(=Trap ID 7), 17.vi– 03.vii.2003 (=coll. event ID 378), leg. SMTP, SMTP; 1♀, SWEDEN, Södermanland, Tyresö kommun, Åva, Spirudden, mixed coastal oak forest. N59°10.313´E18°22.197´(=Trap ID 1) 08.vi–17.vi.2003 (=coll. event ID 78), leg. SMTP, SMTP; 1♂, SWEDEN, Dalarna, Säters kommun, Säterdalen, Näsåkerspussen, alder wood ravine. N 60°22´E 15°43´(=TrapID 10) 23.vi–08.vii.2003 (=coll. event ID 396), leg. SMTP, SMTP; 2♀, 1♂, SWEDEN, Dalarna, Säters kommun, Säterdalen, Näsåkerspussen, alder wood ravine. N 60°22´E 15°43´(=TrapID 10) 13.v– 18.vi.2004 (=coll. event ID 408), leg. SMTP, SMTP; 1♀, SWEDEN, Östergötlands, Ödeshögs kommun, Omberg, N58°18.452´E14°37.859 (=Trap ID 13), 08.vi–23.vi.2004 (=coll. event ID 910), leg. SMTP, SMTP; 1♀, SWEDEN, Öland, Mörbylånga kommun, Gamla Skogsby (Kalkstad), "diversitetsängen", Meadow with bushes, N56°37.002´E16°30.457´(=TrapID 22), 20.v–01.vi.2005 (=coll. event ID 1312), leg. SMTP, SMTP; 1♂, SWEDEN, Öland, Mörbylånga kommun, Gamla Skogsby (Kalkstad), "diversitetsängen". Meadow with bushes. N56°37.002´E16°30.457´(=TrapID 22) 20.v–28.vi.2006 (=coll. event ID 1725), leg. SMTP, SMTP; 1♂, SWEDEN, Öland, Mörbylånga kommun, Gamla Skogsby (Kalkstad), "diversitetsängen". Meadow with bushes. N56°37.002´E16°30.457´(=TrapID 22), 01.v–01.vi.2004 (=coll. event ID 775), leg. SMTP, SMTP; 6♂, SWEDEN, Öland, Mörbylånga kommun, Gamla Skogsby (Kalkstad), "diversitetsängen", Meadow with bushes, N56°37.002´E16°30.457´(=TrapID 22), 01.vi–23.vi.2004 (=coll. event ID 776), leg. SMTP, SMTP; 1♀, 3♂, SWEDEN, Öland, Mörbylånga kommun, Gamla Skogsby (Kalkstad), "diversitetsängen", Meadow with bushes, N56°37.002´E16°30.457´(=TrapID 22), 01.vi–15.vi.2005 (=coll. event ID 1313), leg. SMTP, SMTP; 1♂, SWEDEN, Öland, Mörbylånga kommun, Gamla Skogsby (Kalkstad), "diversitetsängen". Meadow with bushes. N56°37.002´E16°30.457´(=TrapID 22) 15.vi–29.vi.2005 (=coll. event ID 1314), leg. SMTP, SMTP; 1♀, SWEDEN, Småland, Nybro kommun, Bäckebo, Grytsjöns naturreservat. Old moisty haymaking meadow in forest edge N6311678 E1517066 (=TrapID 1001), 18.v–15.vi.2006 (=coll. event ID 1728), leg. SMTP, SMTP; 1♂, SWEDEN, Skåne, Klippans kommun, Skäralid, valley below northern Lierna, Rich beech forest. N56°01.633´E13°13.406´(= TrapID 37), 14.vii–06.viii.2004 (=coll. event ID 834), leg. SMTP, SMTP; 2♂, SWEDEN, Uppland, Håbo kommun, Biskops-Arnö, northern beach. elm grove, N59°40.328´E17°30.051´(=Trap ID 8), 19.viii–07.ix.2003 (=coll. event ID 393), leg. SMTP, SMTP.

Diagnosis. This species differs from other species of the genus by the following character states: 1) face entirely yellow in both sexes, 2) face and clypeus separated by impression, 3) occipital carina complete, 4) area super-omedia elongate, narrow and fused with area basalis, area apicalis short.

Distribution. Austria, Belarus, Belgium, Bulgaria, Czech Republic, Denmark, Finland, France, Hungary, Ireland, Italy, Latvia, Lithuania, Netherlands, Norway, Poland, Russia (Dagestan, Irkutsk Oblast, Khabarovsky Kray, Krasnoyarsky Kray, Leningrad Oblast, Moscow Oblast, Pskov Oblast, Primorsky Kray, Sakha Yakutia, Sverdlovsk Oblast, Tomsk Oblast, Yaroslavl Oblast), Sweden, Switzerland, Ukraine, UK.

Figures

FIGURES 13 – 14. Head of Lathrolestes. 13, anterior view, L. buccinator; 14, posterior view, L. orbitalis.

FIGURES 15 – 16. Mesosoma of Lathrolestes orbitalis. 15, lateral view; 16, dorsal view.

FIGURES 18–27. Claws. 18, L. bipunctatus; 19, L. clypeatus; 20, L.buccinator; 21, L. ensator; 22, L. luteolator; 23, L. nornae; 24, L. oelandinus; 25, L. erythrocephalus; 26, L. orbitalis; 27, L. kozlovi.