Giant Caddisfly vs Bizarre Caddisfly

Side-by-side species comparison

Attribute Giant Caddisfly Bizarre Caddisfly
Scientific Name Phryganea grandis Lepidostoma togatum
Order Trichoptera Trichoptera
Family Phryganeidae Lepidostomatidae
Size 25-30 mm 8-11 mm
Habitat Ponds & Lakes Rivers & Streams
Diet Herbivores Herbivores
Regions Europe, Asia North America
Conservation Least Concern Least Concern

Giant Caddisfly

The largest European caddisfly with mottled brown-and-cream wings spanning up to 60 mm. Its larvae build portable cases from spirally arranged plant fragments.

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Did You Know?

Giant caddisfly larvae construct their cases in a beautiful spiral pattern from carefully cut pieces of leaves and stems.

Bizarre Caddisfly

A North American case-building caddisfly with square-sectioned cases made of leaf bits. Adults have a distinctive hairy appearance around the head.

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Did You Know?

Male adults have bizarre modified maxillary palps that give the family its common name.