The invertebrates of living and decaying timber in Britain and Ireland by English Nature includes a long section on Diptera. It is in pdf-format and has 467 pages: http://www.englis...nrr467.pdf.
I can no longer send private messages (and maybe not receive?), even though my inbox and outbox are not yet full. I write, click "send" and they disappear and never show up in the outbox.
Tried to attach an image to a forum post. jpg, 32kB, 72dpi, no blanks, ... File name is correctly displayed, but when I click "Preview Thread" it just vanishes. Help!