Eastern Weighted Casemaker vs Alpine Acerentomid

Side-by-side species comparison

Attribute Eastern Weighted Casemaker Alpine Acerentomid
Scientific Name Goera stylata Acerentomon alpestre
Order Trichoptera Protura
Family Goeridae Acerentomidae
Size 8-12 mm 0.7-1.2 mm
Habitat Rivers & Streams Forests
Diet Omnivores Omnivores
Regions Europe Europe
Conservation Least Concern Not Evaluated

Eastern Weighted Casemaker

A caddisfly of clean European streams that builds mineral cases with large lateral ballast stones. Larvae scrape algae from rock surfaces in moderate current.

💡

Did You Know?

The lateral ballast stones are so precisely placed they appear to be glued on by hand.

Alpine Acerentomid

A minute proturan found in alpine and subalpine forest soils in the European mountains. It tolerates cold conditions at high elevations.

💡

Did You Know?

This cold-adapted proturan has been collected at elevations above 2,000 meters in the European Alps.