Arge fuscipes

Arge fuscipes is one of the black species with a black mark on the forewing beneath the black stigma. Females can be separated from the similar Arge expansa by the costa of the forewing being black (pale in expansa) and males have an entirely black hind tibia (expansa have a white base).

Larvae feed on birches or willow.

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Status: unknown

Distribution: England, Scotland, Wales, Ireland

Flight period: May to June

Plant associations: Betula spp. Birches) (4) and Salix spp. (willows) (4)


1. Benson, R.B., 1952. Handbooks for the Identification of British Insects. Hymenoptera, Symphyta, Vol 6, Section 2(a-c), Royal Entomological Society, London

2. Lindqvist, E. 1973: Taxonomische Bemerkungen über einige Blattwespen I (Hymenoptera, Symphyta). - Notulae Entomologicae, Helsingfors 53: 33-39

3. Liston A, Knight G, Sheppard D, Broad G, Livermore L (2014) Checklist of British and Irish Hymenoptera - Sawflies, ‘Symphyta’. Biodiversity Data Journal 2: e1168.

4. Muche, W. H. 1977: Die Argidae von Europa, Vorderasien und Nordafrika (mit Ausnahme der Gattung Aprosthema) (Hymenoptera, Symphyta). - Entomologische Abhandlungen. Staatliches Museum für Tierkunde in Dresden , Leipzig 41, Supplement: 23-59.