Profenusa pygmaea

A small black bodies insect with uniformly infuscated wings. The tegulae, tibiae and basal tarsal segments are yellowish-white. The tergites have a fine microreticulated, or alutaceous, surface sculpture visible at high magnification. Males are unknown.

Profenusa pygmaea larvae mine in the upper cell layers of oak leaves.

Jump to other Profenusa species

Size: 3 - 4mm

Status: Common

Distribution: England, Scotland, Wales, Ireland

Flight period: May to July

Plant associations: Quercus robur and Quercus petraea (pedunculate and sessile oaks)


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.