Trichoptera (Caddisflies) is an order of insects. There are 11519 species of Caddisflies, in 627 genera and 48 families. This order has been around since the kungurian age. They are crepuscular.
EOL has data for 11 attributes, including:
The environments in which many caddisflies species are known to live. Select an environment to see its caddisflies species checklist.