Calambus bipustulatus

Range & Status

A thin scatter of records across southern Britain.

Regional Distribution

Develops in overmature Oaks Quercus spp. along Fowey River on the Lanhydrock Estate, recorded in 1989 (Alexander, 1991a).

Habitat & Ecology

Larvae are predators of other invertebrates in the relatively soft decaying heartwood of Oaks and other broadleaved trees. The adults nectar at blossom, including Hogweed Heracleum spp.


Loss of older age classes of Oaks.


The Lanhydrock Estate is owned by The National Trust.