Colin Plant (author of the Moths of Hertfordshire ) suggests it must be an early instar of the Yellow-tail Euproctis similis It is a widespread moth (see species account for the species) and NOT the same as the notorious Brown-tail, whose caterpillars can cause a painful rash (although should still not be handled).
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This forum has now been more or less replaced by the Club's Facebook page at
The weblog below is for naturalists to use to report interesting sightings, ask questions, report on field meetings and generally post pictures and any information or questions generally relevant in some way to the wildlife and geology of Essex. You will need to register and be logged-on to post to the forum, and you need to upload pictures first, for use in posts. Find out more
The weblog below is for naturalists to use to report interesting sightings, ask questions, report on field meetings and generally post pictures and any information or questions generally relevant in some way to the wildlife and geology of Essex. You will need to register and be logged-on to post to the forum, and you need to upload pictures first, for use in posts. Find out more