Cornish Biodiversity Network  -  Supporting Wildlife Recording

   A B C D E F G H I J K L M N O P Q R S T U V W X Y Z restore

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.

Xyleborinus saxesenii - A bark beetle

Range & Status

Reasonably widespread in south-east England, but becomes increasingly scarce in the west.

Regional Distribution

Only known in Cornwall from Higginsmoor Wood, Lanhydrock Estate (1993).

Habitat & Ecology

Breeds in thick bark of sickly or freshly dead Beech Fagus sylvatica timber, or else in

heartwood of small twigs. Also in other broad-leaved trees. Characteristically in ancient woodlands and pasture-woodlands.


Clearance of dead and dying timber.


The Lanhydrock Estate is owned by The National Trust.


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.