1

Re: ... and yet another.

Aceria populi (Nalepa, 1890) should, I think have a valid synonym of Eriophyes populi.  The latter is unrecognised in R6 and NBNG.

M.

2

Re: ... and yet another.

all done - Eriophyes populi (Nalepa, 1890) - TVK=NHMSYS0020973269

Chris Raper, Manager of the UK Species Inventory, Angela Marmont Centre for UK Biodiversity,
Natural History Museum, Cromwell Road, London, SW7 5BD.  (tel: 020 7942 5894)
also Tachinid Recording Scheme (http://tachinidae.org.uk/)