Autumn Caddisfly vs Mountain Bristletail

Side-by-side species comparison

Attribute Autumn Caddisfly Mountain Bristletail
Scientific Name Limnephilus flavicornis Trigoniophthalmus alternatus
Order Trichoptera Archaeognatha
Family Limnephilidae Machilidae
Size 14-20 mm 10-15 mm
Habitat Ponds & Lakes Forests
Diet Detritivores Detritivores
Regions Europe, Asia Central Europe
Conservation Least Concern Least Concern

Autumn Caddisfly

A large autumnal caddisfly with golden-brown wings and yellow antennae. One of the last caddisfly species to emerge each year in temperate regions.

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Did You Know?

This species overwinters as an adult in sheltered spots, and mated females delay egg-laying until the following spring.

Mountain Bristletail

A large bristletail found in forests and rocky habitats across central Europe. It has distinctive triangular compound eyes that meet on top of its head.

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Did You Know?

Its genus name refers to its triangular eyes, a key identifying feature.