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Ischnoceros
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Key to Nordic Ischnoceros
Ischnoceros
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Hymenoptera
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Ichneumonoidea
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Ichneumonidae
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Xoridinae
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Ischnoceros
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Steps
Taxa:
Hind coxae
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Hind coxae predominantly red.
Hind coxae black.
Hind femur
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Hind femur noticeably darkened at the apex.
Hind femur not or barely darkened at the apex.
Antennae
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Basal flagellomeres yellowish or orange.
Basal flagellomeres black or dark brown.
Flagellomeres
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The 2nd flagellomere is about as long as the 1st.
The 2nd flagellomere is noticeably shorter than the 1st.
Frons
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Frons between the central horn and the eyes is finely punctate.
Frons between the central horn and the eyes is rugopunctate.
Remaining taxa:
Ischnoceros caligatus
Ischnoceros rusticus
Discarded taxa:
Info
This key includes the two northern European species of Ischnoceros.
References
Finlands Artdatacenter (2026). Xoridinae. LAJI.FI. Retrieved January 16, 2026.
https://laji.fi/sv/taxon/MX.309113
Medvedev, G.S. (ed.) (1986). Opredelitel nasekomykh evropeiskoi chasti SSSR. T. 3. Pereponchatokrylye. Ch. 3. Akademiia Nauk SSSR Zoologicheskii Institut. Nauka, Leningrad.
SLU Artdatabanken (2026). Xoridinae. Artfakta. Retrieved January 16, 2026.
https://artfakta.se/taxa/1000033
