Harmandiola globuli (Rübsaamen, 1889)

(Figure 21 A–B)

Material: TEY, Porsgrunn: Eidsberg, Olavsberget camping, 59.1111814°N 9.7121003°E ± 100m, 16 June 2019, L, leg. SH, BOLD: NHMO-ENT-548096, coll. NHMO; AK, Asker: Brønnøya, Pilbogen plot 41/177, 59.853934°N 10.527666°E ± 3m, 31 May 2020, L, leg. HE & TS, coll. NHMO; Nannestad: Aurmoen, N of Langemyra, 60.243066°N 11.095815°E ± 5m, 7 July 2020, 6L, leg. TS & HE, coll. NHMO .

Biology: The orange larvae develop in leaf galls on Populus spp. ( Salicaceae). Our records are all from P. tremula . The gall is up to about 3 mm across, thin walled, and situated on the upper side of the leaf. Univoltine; pupation and hibernation in the soil.

Distribution: Widespread in Europe including Norway, Sweden, Denmark and Finland. Kazakhstan and central Siberia.