Order: Megaloptera

Dobsonflies, Fishflies, Alderflies

The key for Megaloptera can be found in Chapter 8 of the Guide to Aquatic Invertebrates of the Upper Midwest, pages 107-109. Once you have keyed out your insect, you can use the photographs on this website to verify your identification. If you click on the link to the family on the right, you will be directed to a page that has photographs of that family along with close-up photos of their identifying characters.

Megaloptera

SialidaeSialidae
Alderflies


CorydalidaeCorydalidae
Dobsonflies, Fishflies