Life … Animals Arthropods Insects Caddisflies Long-horned Caddisflies Triaenodes Wrong Long-horned Caddisfly species 14 observations Wrong Long-horned Caddisfly Triaenodes injustus Supported by All 7 native plantssupport it in the US Food plants Plants it feeds on Broadleaf Arrowhead, Yellow Water-lily, Richardson's Pondweed, Broad-leaved Pondweed 7 Close