Neurotoma saltuum
Females are a broadly dull dark insect with yellow on the head between the antennae and yellow also are the two basal antennal segments, tegulae, legs and posterolateral flecks on tergites 3 to 7. Darkness of the abdomen is variable from black to yellowish-brown.
Males are lighter and have the face and forward parts of the frons yellow with the genae more or less black. The abdomen is often an orangey-brown colour.
Larvae feed in communal webs of up to 60 individuals.
Size: Male: 9 - 12mm, Female: 10 - 14mm
Status: Locally frequent
Distribution: England, Scotland, Wales
Flight period: May to June
Plant associations: Rosaceae incl. Pyrus communis, Crataegus spp., Prunus spp. and Mespilus spp. (rosaceous plants incl. pear, hawthorn, plum, medlar, etc.)
The National Biodiversity Network records are shown on the map below. (See terms and conditions)
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- Neurotoma saltuum female Credit Russell Miller
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- Neurotoma saltuum female Credit Andy MacDonald
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- Neurotoma saltuum larvae Credit Andrew Green
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- Neurotoma saltuum larvae Credit Andrew Green
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- Neurotoma saltuum larvae Credit Andrew Green
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- Neurotoma saltuum larvae Credit Andrew Green
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
Viitasaari, M. ed., 2002. Sawflies (Hymenoptera, Symphyta), I: a review of the suborder, the Western Palaearctic taxa of Xyeloidea and Pamphilioidea. Tremex Press.