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.

Rhizophagus ferrugineus - A rhizophagid beetle

Range & Status

Widespread in England.

Regional Distribution

Recorded only from Ethy Woods in 1990.

Habitat & Ecology

Under bark on deadwood and in heartrot. The larvae feed on the larvae of other small

beetles, including certain scolytid bark beetles; in damp conditions where there is mould or sap.


Loss of fresh deadwood through clearance of fallen timber. Conversion of native

broadleaved woodland to plantation forestry.


Protection of native woodlands from damaging developments, and retention of fallen



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.