Over 2,000 of the most commonly observed and most distinctive insect species of Britain and western Europe, from all orders and most families, are illustrated in this essential pocket guide. The text summarises key identification points, and introductory sections for each group covered give useful guidelines on the characteristics of the orders, families and genera covered. This is the most comprehensive guide available on the insects of this region and will be of great use to all naturalists with an interest in insect life.