Harmandiola globuli (Rübsaamen, 1889)

Fjellberg, Arne & Fedotova, Zoya, 2024, New records of gall midges (Diptera, Cecidomyiidae) from Norway, Norwegian Journal of Entomology 71, pp. 8-94 : 44

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.

Figures

FIGURE 21. A–B. Harmandiola globuli. A. Leaf galls on Populus tremula. B. Larva. C–D. Harmandiola tremulae. C. Leaf galls on Populus tremula. D. Larva in opened gall. Photos:T. Starholm (A, B), H. Elven (C, D).