Giant Case-Builder Caddis vs Snail-Case Caddisfly
Side-by-side species comparison
| Attribute | Giant Case-Builder Caddis | Snail-Case Caddisfly |
|---|---|---|
| Scientific Name | Phryganea bipunctata | Helicopsyche mexicana |
| Order | Trichoptera | Trichoptera |
| Family | Phryganeidae | Helicopsychidae |
| Size | 18-25 mm | 5-7 mm |
| Habitat | Ponds & Lakes | Rivers & Streams |
| Diet | Omnivores | Omnivores |
| Regions | Europe | North America, Central America |
| Conservation | Least Concern | Least Concern |
Giant Case-Builder Caddis
A large caddisfly with spotted wings found in northern and central Europe. Larvae construct conspicuous helical cases from plant material in weedy waters.
Did You Know?
Its larvae are among the few caddisflies known to actively prey on other aquatic invertebrates.
Snail-Case Caddisfly
A remarkable caddisfly whose larva builds a coiled sand-grain case resembling a tiny snail shell. Found in warm streams of the American Southwest.
Did You Know?
Cases so closely resemble snail shells that they were originally described as a new genus of freshwater snail.