Figures 10.7


A caddisfly larva (Trichoptera: Hydropsychidae) in its retreat; the silk net is used to catch food.
Figures 10.7. A caddisfly larva (Trichoptera: Hydropsychidae) in its retreat; the silk net is used to catch food.

(After Wiggins 1978)

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  Portable larval cases of representative families of caddisflies (Trichoptera):
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  The whirligig beetle, Gyretes (Coleoptera: Gyrinidae), swimming on the water surface.