Strongylogaster multifasciata
A black and tan species and the commonest in this genus. Males are rare. In the female the thorax is black, the abdomen orange-brown with yellow apices to the tergites and with tricoloured legs (black, white and orange). In the male the abdomen is more or less orange as are the legs.
Larvae feed on ferns.
Size: Approx. 9 - 11mm
Status: Common
Distribution: England, Scotland, Wales, Ireland
Flight period: May to September
Plant associations: Pteridium aquilinum (bracken) and Dryopteris filix-mas (male fern)
The National Biodiversity Network records are shown on the map below. (See terms and conditions)
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- Strongylogaster multifasciata female Credit Andrew Green
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- Strongylogaster multifasciata female Credit Andrew Green
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- Strongylogaster multifasciata female Credit Andrew Green
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- Strongylogaster multifasciata female Credit Andrew Green
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- Strongylogaster multifasciata male Credit Ian Andrews
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- Strongylogaster multifasciata male Credit Ian Andrews
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
Macek, J., 2010. Taxonomy, distribution and biology of selected European Dinax, Strongylogaster and Taxonus species (Hymenoptera: Symphyta). Acta Entomologica Musei Natioalis Pragae, 50(1).