Cornish Biodiversity Network  -  Supporting Wildlife Recording

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Cornish Red Data (2009)

The descriptive text, below the map, is from the Cornish Red Data Book (2009). The map on this web page depicts the organisms distribution and shows the records made pre-2000 and those made since.

Sciocoris cursitans - A shield bug

Range & Status

Widespread in Europe but confined in the British Isles to the southern counties. Where found, it is often abundant.

Regional Distribution

Widespread in Cornwall' s dune systems and also on the base-rich grasslands of The Lizard coast.

Habitat & Ecology

A species of open, dry, well-drained, sunny situations including coastal sand dunes

and sea cliffs. Prefers sparse and fairly low vegetation. Adults overwinter in moss. The host plants not known, but it has been found in association with Wood Sage Teucrium scorodonia , Buck' s-horn Plantain Plantago coronopus and Common Stork' s-bill Erodium cicutarium .


Heavy trampling by visitors may be a problem, but light trampling and/or grazing is probably important in maintaining suitable habitat structure.


See introductory section for general principles of habitat management.


I.J. Bennallick, S. Board, C.N. French, P.A. Gainey, C. Neil, R. Parslow, A. Spalding and P.E. Tompsett. eds. 2009. Red Data Book for Cornwall and the Isles of Scilly. 2nd Edition.Croceago Press.

The Cornish Red Data Book Project was led by the Cornwall and Isles of Scilly Federation for Biological Recorders (CISFBR). The full text and species accounts (minus the maps) are available on the CISFBR website.

Cornish Biodiversity Network. 2017.