Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Upcoming Events

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington


Family Phryganeidae - Giant Casemakers

Caddisfly - Banksiola caddisfly - Banksiola crotchi Giant Casemaker - Agrypnia vestita Caddisfly - Ptilostomis Trichoptera - Agrypnia caddisfly larva - Agrypnia caddisfly larva in 32 mm case - Agrypnia Giant Casemaker Caddisfly (Banksiola) - Banksiola
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Trichoptera (Caddisflies)
Suborder Integripalpia
Infraorder Plenitentoria
Superfamily Phryganeoidea
Family Phryganeidae (Giant Casemakers)
Other Common Names
Large Caddisflies
Explanation of Names
Phryganeidae Leach 1815
adult body length 14-25 mm; common species usually >20 mm
Adults large (body usually 20 mm or more); forewings gray, brown, or yellowish-brown, sometimes with specks, patches, or other markings. Specific characters:
ocelli (simple eyes) present
no wing hairs clubbed--character shared with some other families (1)
maxillary palps 4-segmented in males, 5-segmented in females
front tibia has 2 or more spurs, middle tibia has 4
Images showing these characteristics of the adult:

Larval cases typically long, spiral-shaped or ring-shaped, constructed from grass stems, sometimes with small pebbles.
most of North America; species diversity greatest in northeastern states and eastern Canada
Larvae usually found in cold lakes and marshes, some live in flowing water.
Print References
Borror and White(1)
Internet References
larva and case of undetermined Phryganeidae (Jason Neuswanger, New York,
Works Cited
1.A Field Guide to Insects
Richard E. White, Donald J. Borror, Roger Tory Peterson. 1998. Houghton Mifflin Co.