Pediobius Rotundatus (Fonscolombe, 1832) (Hymenoptera: Chalcidoidea: Eulophidae) New to Britain with First Reports of Native Parasitoids Reared from Plagiotrochus Quercusilicis (Fabricius, 1798) (Hymenoptera: Cynipidae) in England

Pediobius rotundatus (Fonscolombe) (Eulophidae) is reported for the first time from Britain, reared from sexual generation galls of Plagiotrochus quercusilicis (Fabricius) (Cynipidae) on Quercus ilex L ., collected in the counties of Suffolk and Kent, England. Additional first British host records of three species of Pteromalidae and one of Torymidae, from galls of P. quercusilicis, are also presented.