Stripetail Stonefly vs Chilean Giant Stonefly
Side-by-side species comparison
| Attribute | Stripetail Stonefly | Chilean Giant Stonefly |
|---|---|---|
| Scientific Name | Isoperla bilineata | Diamphipnoa helicoides |
| Order | Plecoptera | Plecoptera |
| Family | Perlodidae | Diamphipnoidae |
| Size | 10-15 mm | 25-40 mm |
| Habitat | Rivers & Streams | Mountains |
| Diet | Predators | Detritivores |
| Regions | Eastern North America | South America (Chile) |
| Conservation | Least Concern | Data Deficient |
Stripetail Stonefly
A yellow-green stonefly with two distinctive dark stripes on its tails. It is common in clean North American streams during spring.
Did You Know?
Its distinctively striped cerci make it one of the easiest North American stoneflies to identify.
Chilean Giant Stonefly
An ancient, large stonefly endemic to Chilean mountain streams. It belongs to a relict family with Gondwanan origins.
Did You Know?
Its family is considered a living fossil with only two known species, both restricted to Chile.