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 nitidulus - A rhizophagid beetle

Range & Status

An uncommon species over much of its wide British range, but most frequent in the


Regional Distribution

Camerance Wood, Fal Estuary (1989), Greystone Wood (1992) and Lanhydrock Park


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

deadwood. Camerance Wood 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.