Photographs and Life History information about species of Odonata living in West Virginia and surrounding states. Many species have 4-7 photographs illustrating key ID traits. There is also an Odonates glossary and a bibliography of print sources.
Common Dragonflies and Damselflies of the Chicago Region
When John & Jane Balaban aren't on-line at BugGuide, they are working for various Chicago-area environmental groups. For the Field Museum, they made this beautiful on-line guide that can be viewed or downloaded at the URL given here.
Disclaimer: Dedicated naturalists volunteer their time and resources here to provide this service. We strive to provide accurate information, but we are mostly just amateurs attempting to make sense of a diverse natural world. If you need expert professional advice, contact your local extension office.