Coreus marginatus Linnaeus, 1758
Common names: Dock Bug [En], Punaise brune, Corée marginée, Punaise des citrouilles [Fr], Zuringwants [Nl], Lederwanze [De]
Gincla, AUDE ● France
Description: The Dock Bug is a large (13-15 mm length) and mottled reddish-brown squashbug with a broad, oval abdomen. The two small projections between the antennae are diagnostic.
Biology: There is one generation per year, adults mating and laying eggs in spring/early summer. The larvae feed on dock and other related plants in the Polygonaceae; new adults may be found from August onwards. This species often forms noticeable congregations both before and after hibernation.
Distribution : Europe, Western Asia.