Nematinus acuminatus
Males are unknown. The mesonotum is not marked with black and the mesosternum is only edged with black. The abdomen usually has the bases of several tergites black in the female and the upper surface largely suffused with black in the male. The sawsheath is acuminate in dorsal view.
Nematinus acuminatus larvae feed on birches and occasionally on hazel.
Jump to other species of Nematinus
Size: 6 - 7.5mm
Status: Uncommon
Distribution: England, Scotland, Wales, Ireland
Flight period: May to June
Plant associations: Betula spp. and occasionally on Corylus spp. (birches and hazels)
The National Biodiversity Network records are shown on the map below. (See terms and conditions)
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- Nematinus acuminatus female Credit Ian Andrews
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- Nematinus acuminatus female Credit Ian Andrews
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- Nematinus acuminatus sawsheath 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