Order Heteroptera, Coreoidea - Squash Bugs

Squash Bugs

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Coreus marginatus (Linnaeus, 1758)

Coreus marginatus Coreus marginatus
  • Family Coreidae
  • Cambridge, old St Ives Railway TL462615, 11 Sep 2002.
  • An impressive bug 14mm long. The orange is not always so prominent.
  • Hosts include sheep's sorrel, sorrel, great water dock, curled dock, rhubarb, persicaria and knotgrass; (Polygonaceae). Because of this host range the bugs may be found in hedgerows, the margins of cultivated fields, watermeadows, wastelands (but seldom on heaths) and the edges of woods. Found in England and Wales up to the southern midlands, the known distribution is patchy; the bug is much more abundant in the south of its range.
    Southwood & Leston
  • Also shown, two stages of the nymph


Rhopalus subrufus (Gmelin, 1790)

Rhopalus subrufus
  • Family Rhopalidae
  • Cambridge, garden, 24 May 2003.
  • In Britain the host is usually St John's Wort, but other plants may be used. Found in woodland clearings and other lush flowery places. Common in southern counties and spreads into East Anglia and South Wales.


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