Hoplocampa flava (Linnaeus, 1761)

Hoplocampa flava

The only one of the three Prunis associated species that has the upper side of the abdomen predominantly orangy (though it may be black marked). The stigma is darker at the base than the apex and the forewings have a fuscous band under the stigma. The forewing is clear towards the apex and yellowish at the base. The hind tarsus is shorter than the tibia. The males have distinctive penis valves with long curled tails.
Larvae feed in the fruits of wild and cultivated plums.

Size: 3.5 to 5.5mm

Status: Locally common

Distribution: England, Scotland, Wales, Ireland

Flight period: April to May

Plant associations: Prunus spp. (wild and cultivated plums)

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