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Coreus
marginatus Dock
Bug Family: Coreidae A large and mottled reddish-brown squashbug with a broad, oval abdomen. The two small projections between the antennae are diagnostic. There is one generation per year, adults mating and laying eggs in spring. The nymphs feed on dock and other related plants in the Polygonaceae; new adults may be found from August onwards. Common and widepread in southern Britain as far north as Yorkshire, where it may be found in a variety of dry and damp habitats. Adult: All year Length 13-15 mm ![]() |
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Adult:
south London (October 2007) ©Joe
Botting |
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Adult:
north London (April 2011) ©Tristan
Bantock |
Adult:
south London (April 2007) ©Joe
Botting |
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Early instar
nymph: Berks (August 2007) ©Jonathan
Michaelson |
Early
instar nymph: (September 2006) ©Jon
Law (Improved
Image) |
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Late instar
nymph: (July 2006) ©Jon Law (Improved
Image) |
Late instar nymph: (September 2007) ©David Dupplaw |
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Adult &
late instar nymph: (September 2007) ©Brian
Kilford |
Teneral adult: (September 2006) ©Jon Law (Improved Image) |