INHOUD

1. Distribution
2. Behaviour
3. Plant relations
4. Prey relations
5. Parasitic relations
6. Identification

1. DISTRIBUTION

Caliadurgus fasciatellus is a common wasp ^{[Waarneming.nl]} that can be found throughout the Netherlands ^{[Peeters et al., 2004]}.

2. BEHAVIOUR

2.1. ACTIVITY

The species is active form begin May until half October ^{[Peeters et al. 2004]}.

3. PLANT RELATIONS

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4. PREY RELATIONS

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5. PARASITIC RELATIONS

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6. IDENTIFICATION

Length males: 5 – 8 mm
Length females: 6 – 10 mm

Genus

The genus Caliadurgus can be identified using the following characters:

1.  Forewing: discoidal cell 2 without sag on proximal side ^{[Nieuwenhuijsen 2008]}

2. Head: inner edge eyes parallel, slightly bending towards each other near top ^{[Nieuwenhuijsen 2008]}

3. Thorax: shin hind leg with thorns of equal size and equal spacing on distal edge ^{[Nieuwenhuijsen 2008]}

4. Abdomen: sternite 2 has a clear transverse furrow ^{[Nieuwenhuijsen, 2008]}

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specimen on photo found on 18-viii-2023, length ±9mm

1. Antenna with 12 segments ^{[Nieuwenhuijsen 2008]}

2. Abdomen with 6 segments ^{[Nieuwenhuijsen 2008]}

HEAD

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THORAX

1. Forewing: dark spot covering radial cell (R), submarginal cell 2 (SM2) and 3 (SM3) , discoidal cell 2 (D2) ^{[Nieuwenhuijsen 2008]}

2. Pronotum: frontal part angular and glossy ^{[Nieuwenhuijsen 2008]}

3. Hind leg: shin with scales ^{[Nieuwenhuijsen 2008]}

ABDOMEN

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1. Antenna with 13 segments ^{[Nieuwenhuijsen 2008]}

2. Abdomen with 7 segments ^{[Nieuwenhuijsen 2008]}

HEAD

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THORAX

1. Hind leg: shin with white spurs ^{[Nieuwenhuijsen 2008]}

ABDOMEN

1. Tergite 7 white ^{[Nieuwenhuijsen 2008]}

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Literature

^{Nieuwenhuijsen 2008} Nieuwenhuijsen, H., 2008. De spinnendoders van Nederland (Hymenoptera: Pompilidae). Jeugdbondsuitgeverij.

^{Peeters et al. 2004} Peeters, T.M.J., C. van Achterberg, W.R.B. Heitmans, W.F. Klein, V. Lefeber, A.J. van Loon, A.A. Mabelis, H. Nieuwen-huijsen, M. Reemer, J. de Rond, J. Smit, H.H.W. Velthuis, 2004. De wespen en mieren van Nederland (Hymenoptera: Aculeata). – Nederlandse Fauna 6. Nationaal Natuurhistorisch Museum Naturalis, Leiden, knnv Uitgeverij, Utrecht & European Invertebrate Survey – Nederland, Leiden.

^{Soortenregister} Nederlands Soortenregister

^{Waarneming.nl} Waarneming.nl

Citation

Krischan, O.R., 2025. Caliadurgus fasciatellus. Kerfdier, www.kerfdier.nl. Accessed on 15 May 2025.