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Key to northern European Hybrizontinae
Hybrizontinae
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Steps
Steps
Taxa:
Coloration
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Mesosoma with yellow or ivory areas.
Mesosoma without yellow or ivory areas.
Hind tarsi
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1. First tarsal segment strongly flattened and blade-like.
2. First tarsal segment not blade-like, 5.4-7 times longer than wide and straight dorsally in lateral view.
3. First tarsal segment not blade-like, at most 5 times longer than wide and slightly curved dorsally in lateral view.
Vein r
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Vein r of fore wing issued distinctly removed from base of pterostigma.
Vein r of fore wing issued comparatively close to base of pterostigma.
H. buccatus / H. propodealis
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Vein 1-M of fore wing evenly curved and somewhat paler than vein 2-Cu1. Length of fore wing 2-3 mm, rarely slightly longer.
Vein 1-M of fore wing only anteriorly slightly curved and always as dark as vein 2-Cu1. Length of fore wing 4-5 mm.
Hind coxae
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Hind coxae distinctly darkened apically.
Hind coxae not or very weakly darkened apically.
Remaining taxa:
Hybrizon buccatus
Hybrizon pilialatus
Hybrizon propodealis
Ogkosoma cremieri
Discarded taxa:
Info
This key covers all Hybrizontinae species listed as occurring in northern Europe (2025). One other recently described European species,
H. propodealis
, is also included since its distribution is largely unknown.
References
Finlands Artdatacenter (2024). Hybrizontinae. LAJI.FI. Retrieved June 27, 2024.
https://laji.fi/sv/taxon/MX.310753
SLU Artdatabanken (2024). Hybrizontinae. Artfakta. Retrieved June 27, 2024.
https://artfakta.se/taxa/1014910
van Achterberg, C. (1999). The west Palaearctic species of the subfamily Paxylommatinae (Hymenoptera: Ichneumonidae), with special reference to the genus Hybrizon Fallén. Zoologische Mededelingen Leiden 73(2): 11–26.
Varga, O., Van Achterberg, C. & Libert, P.N. (2023). The genus Hybrizon Fallén, 1813 (Hymenoptera, Ichneumonidae: Hybrizontinae) in the Ukrainian Carpathians, with a key to European species. Annales Zoologici 73: 649–658.
https://doi.org/10.3161/00034541ANZ2023.73.4.007
