Parna apicalis
First found in Britain in 2007. Males are unknown. The head, thorax and abdomen are all black or piceous. The tegulae and tibiae and tarsi are marked with yellow. The hind coxa, trochanters and femora are black.
Larvae mine the leaves of lime trees creating a blister mine in contact with the leaf edge but does not cause the leaf to curl as Parna tenella does. Mines tend to occur in the crown of trees.
Size: 3.5 - 4mm
Status: Local
Distribution: England, Scotland, Wales
Flight period: mid-April to early May.
Plant associations: Tilia spp. (lime trees)
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
Edmunds, R., 2009. The distribution of Parna apicalis (Brischke, 1888)(Sym.: Tenthredinidae) in Britain. Entomologist's Record and Journal of Variation, 121(5), p.235.
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