Among the most well-known are two illustrated identification guides to British flies:

They are often difficult to see and many species are similar in appearance, so the song is often the best identification guide.

It includes an illustrated identification guide showing the various brands, styles, and patents.

The family have been fully catalogued and illustrated in an identification guide.

An identification guide to the ducks, geese and swans of the world.

The panel also decided to incorporate a 'testing' stage during which the identification guides could be revised and improved.

Only thing is, the identification guide is even scarier.

He wrote and revised "Gulls, an identification guide".

Images, information, identification guide, submit records to UK oil beetle survey.

We suggest you seek a local authority or go to a library and look up the specimen in any of the identification guides available today.