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“Snail-case Caddisflies, Snail-case Makers”
Family Overview
No family-level description defined.
Characteristics
POLLUTION TOLERANCE
Upper Midwest: up to 3
Midwest: up to 1.8
Southeast: up to 0
0 = least tolerant, 10 = most tolerant
FEEDING HABITS
Scraper / Grazer
MOVEMENT
Clinger
Diagnostic Characters
+ Expanded Character List
Order: Larvae: Wings/wing pads absent. Eye spots present, but compound eyes absent. Antennae usually small, inconspicuous. Three pairs of segmented legs present on thorax. Pair of anal prolegs, each with single hook, located on last abdominal segment. Larvae can be free-living, in silken retreats attached to substrate, or in usually-portable tubes or cases made of sand, rocks, or plant material.
Family: Not defined.