| SCIENTIFIC NAME: | COREUS MARGINATUS |
| VERNACULAR NAME: | DOCK SHIELDBUG |
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| Fig 1 |
| DESCRIPTION | Up to 15mm. This excellent member of the bug family is a subtle gem. Reddish brown in colour with four segmented antennae and a rounded body shape. 2 small horns between the antennae are diagnostic. The black diamond of membranous wings is at once noticeable. |
| BEHAVIOUR | Usually seen on leaves of foodplant. |
| DISTRIBUTION | Southerly in Britain. |
| HABITAT | Generally open habitats were its foodplants of dock, sorrel and knotweed occur. |
| PERIOD | May to September. |