Dark-Horned Casemaker vs Mother of Pearl Caddisfly

Side-by-side species comparison

Attribute Dark-Horned Casemaker Mother of Pearl Caddisfly
Scientific Name Psilotreta labida Mystacides azurea
Order Trichoptera Trichoptera
Family Odontoceridae Leptoceridae
Size 10-14 mm 7-10 mm
Habitat Woodlands Rivers & Streams
Diet Detritivores Detritivores
Regions North America Europe, Asia
Conservation Least Concern Least Concern

Dark-Horned Casemaker

A North American caddisfly building curved tubular cases from sand grains. Larvae are found in small shaded woodland streams.

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Did You Know?

Adults are entirely nocturnal and are rarely seen despite being locally common.

Mother of Pearl Caddisfly

A small iridescent caddisfly with long antennae and pearly blue-green wings. It swarms in large mating flights over lakes and slow rivers.

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Did You Know?

The iridescent wing scales of this caddisfly create a shimmering blue-green appearance unique among the Trichoptera.