An alpine species only found occasionally in Scotland on high ground. The species was originally described within the Mesoseura genus as the type specimen had aberrant venation, something which is not uncommon in arctic species. It is a slender, dark species.
Larvae feed on shrubby cinquefoil.
Size: 4 - 5mm
Flight period: July
Plant associations: Potentilla fruticosa (shrubby cinquefoil)
The National Biodiversity Network records are shown on the map below. (See terms and conditions)
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