Tenthredo amoena
A black species richly marked with yellow and with a shiny, sparsley punctured head around the frons and inner orbits. Similar to Tenthredo distinguenda but in amoena the first antennal segment is entirely yellow and the tegulae are only yellow on the front margin. In the female this is the only Tenthredo species where the fifth tergite is yellow at the base and black at the apex.
Size: 9 - 11mm
Status: Local
Distribution: England, Wales
Flight period: June to August
Plant associations: Hypericum perforatum, Hypericum maculatum (perforate and imperforate St John's-wort)
The National Biodiversity Network records are shown on the map below. (See terms and conditions)
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- Tenthredo amoena Credit Tim Worfolk
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- Tenthredo amoena Credit Tim Worfolk
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- Tenthredo amoena Credit Tim Worfolk
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- Tenthredo amoena Credit Tim Worfolk
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- Tenthredo amoena Credit Tim Worfolk
References:
Benson, R.B., 1952. Handbooks for the Identification of British Insects. Hymenoptera, Symphyta, Vol 6, Section 2(a-c), Royal Entomological Society, London
Liston A, Knight G, Sheppard D, Broad G, Livermore L (2014) Checklist of British and Irish Hymenoptera - Sawflies, ‘Symphyta’. Biodiversity Data Journal 2: e1168. https://doi.org/10.3897/BDJ.2.e1168
Fekete, K. (2018) Beginner’s guide to identifying British Tenthredo, Natural History Museum, London. http://www.nhm.ac.uk/content/dam/nhmwww/take-part/identification-trainers/sawflies-guide-id-trainees.pdf [Accessed 26Apr2019]