South American Dobsonfly vs Large Alderfly
Side-by-side species comparison
| Attribute | South American Dobsonfly | Large Alderfly |
|---|---|---|
| Scientific Name | Chloronia hieroglyphica | Sialis nigripes |
| Order | Megaloptera | Megaloptera |
| Family | Corydalidae | Sialidae |
| Size | 60-90 mm wingspan | 15-20 mm |
| Habitat | Mountains | Rivers & Streams |
| Diet | Predators | Herbivores |
| Regions | South America | North America |
| Conservation | Data Deficient | Least Concern |
South American Dobsonfly
A large, distinctively patterned dobsonfly from South American mountain streams. Its wings bear intricate markings resembling hieroglyphic script.
Did You Know?
Its elaborately patterned wings inspired the species name hieroglyphica.
Large Alderfly
A relatively large alderfly with dark wings and black legs found near rivers in eastern North America. Adults rest on streamside vegetation during the day.
Did You Know?
Alderfly larvae breathe through feathery gills along their abdomen and a single long tail filament that acts as an additional gill.