Chalcosyrphus eunotus (Loew, 1873)Nomenclature
Brachypalpus eunotus Loew, 1873 in Coe (1953) and Kloet & Hincks (1976).Biology
This is a woodland species that is most frequently encountered in deep, steep-sided dingle woodlands from Gloucestershire to Shropshire where it is associated with fallen timber in log-jams in streams. The larvae develop under the bark of partially submerged timber.Distribution
This species is mainly confined to the West Midlands/Welsh borders region and to a small number of localities in Dorset, Somerset and Staffordshire. In the past ten years there have been numerous records from the Welsh Marches.Status
Lower Risk (Nationally scarce) - Ball & Morris, 2010. Vulnerable (RDB2) - Falk, 1991 and Shirt, 1987.