F.O’B. Ellison, « Insect life », Hampstead Heath: its Geology and Natural History, Londres, Leipsic, 1913, p. 252.

« Their larvae, also aquatic, from protecting tubes of grains of sands, bits of stick, and other objects to be found in the botton of the water where they live. Caddis larva stripped of this protection provide the angler with an irresistible bait for several species of fish, which seen to be delighted to find so tempting a morsel without its usual umpalatable and disagreable shell and according fall victims to their greedy anxiety to take their prey at a disadvantage »