Insects of Britain and Ireland: the families of Diptera

L. Watson and M.J. Dallwitz

Interactive key and information retrieval

The interactive key is easy to use, and has many features that will help you make accurate identifications, including:

• illustrations and notes to help you understand the characters;
• advice on the best characters to use;
• automatic recovery from errors;
• easy ways to confirm or reject an identification;
• illustrations and descriptions of taxa;
• diagnostic descriptions;
• differences between taxa.

If the Intkey app is already installed on your computer, you can start the key.

Intkey is available at delta-intkey.com/www/programs.htm.

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