order
Coleoptera
“Adult Beetles”
Coleoptera
“Larval Beetles”
Diptera
“True Flies”
Ephemeroptera
“Mayflies”
Hemiptera
“True Bugs”
Lepidoptera
“Aquatic Caterpillars, Snout Moths”
Megaloptera
“Alderflies, Dobsonflies, and Fishflies”
Odonata
“Dragonflies and Damselflies”
Plecoptera
“Stoneflies”
Trichoptera
“Caddisflies”
family
Molannidae
genus
Molanna
“Hooded Casemaker Caddisflies”
Genus Overview
No genus-level description defined.
Characteristics
POLLUTION TOLERANCE
Southeast: 3.9
Midwest: 4
Mid-Atlantic: 6
FEEDING HABITS
Collector / Gatherer
Engulfer / Predator
Scraper / Grazer
Engulfer / Predator
Scraper / Grazer
MOVEMENT
Clinger
Sprawler
Sprawler
DISTRIBUTION
Widespread (east of the Rocky Mtns.)
HABITAT
Lotic-depositional
Diagnostic Characters
Order
Prolegs With Single Hook
Family
Mesonotum sclerotized
Tubular, Flanged Sand Case
​Metanotum Mostly Membranous
​Small Hind Leg Claws
+ 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:
The larva lives in a flat case made of fine sand that covers the head in dorsal view; the tops of the first two thoracic segments are covered by sclerites; the top of the third thoracic segment has only a few small sclerites; the tarsal claws of the hind legs are very short and stubby, unlike the claws of the other legs; anal prolegs are mostly fused with the end of the abdomen except their apical hooks.
Genus:
Not defined.
Dorsal
Lateral
Ventral
Case