The caddisflies of the Museum, totaling over 26,000 specimens, are a major North American collection. The caddisflies collection comprises approximately 2,334 pinned specimens housed in 27 drawers representing 47 genera and 128 species. Additional holdings in alcohol are maintained by the Entomology Department (FAMU). The main contributions have come from the collections of W.M. Beck, Jr., B. Mather, and W.L. Peters.