A genus new to Norway and the distribution of Protaphidius wissmannii (Ratzeburg, 1848) (Hymenoptera, Braconidae; Aphidiinae) in Scandinavia, a parasitoid of ant-attended aphids on tree trunks

Abstract

The genus Protaphidius Ashmead, 1900 and it's only species in Europe, P. wissmannii (Ratzeburg, 1848) are here reported new to Norway. Protaphidius wissmannii is a parasitoid of giant aphids of the genus Stomaphis Linnaeus, 1758. The first records for Sweden, the Netherlands and Bulgaria are included and the distribution in Scandinavia is briefly discussed. A few additional European records belonging to the naturalis collection in Leiden, are also reported. Stomaphis longirostris (Fabricius, 1787) is a new host record. Hymenoptera, Braconidae, Aphidiinae, Protaphidius wissmannii, Stomaphis, parasitoid, Formicidae