Codes and symbols
To see a correspondence of symbols and codes, go to Useful information > Symbol explanation on the right hand column of your local portal (see image Correspondence of codes and symbols).
You can also find a symbol cheatsheet in the Wiki under Various> Symbol cheatsheet
Note: images and examples are drawn from the French portal Faune-France. The design and position of some tools may vary slightly from portal to portal. To see a list of portals go to wiki section Local portals and partners.