“Trumpet-net, Tube Maker Caddisflies”
Family Overview
Polycentropodidae
Trumpet-net, Tube Maker Caddisflies
The larva lives in a silken net that is funnel-shaped, tubular, flattened, or like a spider web; the top of the first thoracic segment is covered by sclerites, but the tops of the second and third thoracic segments are membranous; at the front of the base of each front leg is a foretrochantin that is pointed apically (not hatchet-shaped); the tarsi of all legs are more or less cylindrical, not flattened; tibiae are at least as long as the tarsi; anal prolegs are long and freely moveable.
Characteristics
POLLUTION TOLERANCE
Mid-Atlantic: 5 - 7
Upper Midwest: 6 - 7
Midwest: 2.7 - 3.4
Southeast: 3.5 - 4.4
0 = least tolerant, 10 = most tolerant
FEEDING HABITS
Collector / Filterer
Engulfer / Predator
Engulfer / Predator
MOVEMENT
Clinger
Diagnostic Characters
Media
Audio description of family Polycentropodidae by Dr. John Morse
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