Richard Fox from Butterfly Conservation has emailed me to say that there are a few places left on Jon Clifton's workshop:

28 March 2009 Identifying difficult moths by genitalia led by Jon Clifton.
Burnham-on-Sea, Somerset. 10:30 – 16:00. 
Places must be booked in advance via 01929 406009 or nmrs@butterfly-conservation.org

The usual programme for Jon’s dissection workshops is as follows:

1. Introduction and discussion to ‘why we have to dissect’. 2. Chemicals used and their safety. 3. Dissection of a male macro moth. 4. Making a slide prep from the above. 5. Dissection of a female macro moth. 6. Students turn to do their own dissection. Please bring along specimens. 7. Describing of other techniques. 8. Species that can be determined in situ such as the November moths. 8. Rounding up, questions and answers.