Macrophya ribis
Very similar to the slightly larger Macrophya albicincta and alboannulata but in ribis the head has dense, coarse punctures above and on the temples, whereas in the two similar species this area is almost impunctate. A wholly black and white species.
Larvae feed on elder.
Size: 8 - 10mm
Status: Locally abundant
Distribution: England, Wales
Flight period: May to July
Plant associations: Sambucus nigra (elder)
The National Biodiversity Network records are shown on the map below. (See terms and conditions)
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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