16. EPPING FOREST WALK by M. Hanson The fine weather we have had this summer seems to have brought about a proliferaLLon of insects. During much of this time I was on vacation from college and hence able to go out, collect and observe insects and other aspects of natural history. Most of my observing is done locally in the Buckhurst Hill and Loughton area. The forest, if one Keeps one's eyes open, provides a good natural history most of the time, but this year seems to have been rather excep- tional for insects. Starting off from Buckhurst Hill in the early afternoon on Sunday 18th July the weather was hot (29 C in the shade was later measured in the forest) with a few clouds in the sky but the generally warm sunny weather was obviously much liked by the bees and grasshoppers which were buzzing and chirping and making a rather pleasant symphonic backdrop everywhere I went. The walk proper started off near the Roe- buck Hotel and proceeded down the narrow grassy ride adjacent to French's Farm. This is always a good spot for butterflies and I was not disappointed for here feeding on bramble flowers were Meadow Browns, and a single Wall Brown, a Peacock, a Common Blue, Holly Blues and Small Skippers. I noted flying in the grassy areas many Small Heaths and Essex Skippers recogni- sable by the entirely black tips to the antennae. There were also several Small Coppers. On another bramble bush a little further on I noted Small Whites, Green Weined Whites and I also disturbed a female Purple Hairstreak, a very prominent iridescent blue patch being noticed on the forewing. They are quite a difficult butterfly to observe continuously in the field because of