Tenthredo baetica
This species is represented in Britain by the subspecies dominiquei. The antennae are subclavate (broadening in the mid to apical segments) with the basal two segments yellow. Body extensively marked with yellow. The wings are yellowish with yellow stigma and venation. In females the abdomen has yellow on the lateral apical margins on the basal tergites, with those marks becoming complete bands on tergites five and six. The apical tergites are mostly yellow. In males, tergites three to six are marked right across with red and all apical tergites mostly yellow.
Size: 10 - 12mm
Status: Rare
Distribution: England
Flight period: June to July
Plant associations: Brassica oleracea, Brassica nigra, Sinapis alba, Sinapis arvensis and Raphanus raphanistrum (wild cabbages, mustards and radishes)
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- Tenthredo baetica male Credit Andy Musgrove
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- Tenthredo baetica male Credit Andy Musgrove
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- Tenthredo baetica male Credit Andy Musgrove
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]