This striking image of the male White Legged Damselfly shows the body and wing parts which have been named and labelled for your information.
 
The description of each body part can be found within the glossary of terms set out below.

Damselfly Topography

By Chris Brooks

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Glossary of Terms

Antennae - Sensory organs on the top of the damselflies head.

Pterostigma - An coloured patch on the front edge of each wing. This can be elongated or fairly short and can range from black through various shades of brown to red.

Antehumeral Stripes - Stripes on the upper surface of the thorax. These are an aid to species identification.

Abdominal Segments - The abdomen is divided into clear segments which are also an aid to species identification. A segment may contain areas of unique marking or colour.

Anal Appendage - Used in the mating process.

Thoracic Spiracle - Used for ventillating the wing muscles.

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