Characteristics of caddis flies and their importance to freshwater ecosystems | Britannica
Larvae of the North American Caddisfly Genera (Trichoptera) by Glenn B Wiggins | eBay
Caddisfly in Fishing - The Caddisfly
Caddisfly - Wikipedia
Caddisfly larvae build protective cases using materials found in their environment. Artist Hubert Duprat supplied them with gold leaf and precious stones. This is what they created. : r/pics
Caddisflies: A Guide to Eastern Species for Anglers and Other Naturalists - 9780811738163
Parapsyche apicalis : A Caddisfly | Rare Species Guide | Minnesota DNR