Gastrancistrus autumnalis (Walker, 1834)

Lindemann, Jon Peder & Hansen, Lars Ove, 2017, New records of Pteromalidae (Hymenoptera, Chalcidoidea) from Norway, Norwegian Journal of Entomology 64, pp. 1-4 : 2

Gastrancistrus autumnalis (Walker, 1834)

( Figure 1 )

Material examined: AUST-AGDER coastal [AAY], Grimstad: Rønnes, Osterkilen ( Oak forest ), [N58.338255° E8.612404° ± 10m], 1♀ 10 May–11 September 2016, Malaise trap, leg. Jon Peder Lindemann.

Biology: Known to occur on leaves of Fagus sylvatica L. in the autumn, and an unspecified cecidomyiid ( Diptera : Cecidomyiidae ) associated with Fagus have been suggested as primary host ( Graham 1969, Noyes 2017).

Distribution: « Czechoslovakia », Germany, Ireland, Netherlands, Spain, Sweden and England ( Noyes 2017).

FIGURE 2. Gastrancistrus picipes (Nees, 1834)

♀, Tollholtheia, Grimstad, 15 June–3 August 2015. Photo: Geir Søli, Natural History Museum , Oslo .

Figures

FIGURE 1. Gastrancistrus autumnalis (Walker, 1834) ♀, Osterkilen, Grimstad, 10 May–1 September 2016. Photo: Geir Søli, Natural History Museum, Oslo.