Hooked Stonefly vs Tepui Firefly
Side-by-side species comparison
| Attribute | Hooked Stonefly | Tepui Firefly |
|---|---|---|
| Scientific Name | Agnetina capitata | Photinus tepui |
| Order | Plecoptera | Coleoptera |
| Family | Perlidae | Lampyridae |
| Size | 20-30 mm | 10-15 mm |
| Habitat | Rivers & Streams | Mountains |
| Diet | Predators | Predators |
| Regions | Eastern North America | South America (Venezuela - tepui region, Guyana) |
| Conservation | Least Concern | Data Deficient |
Hooked Stonefly
A large, patterned stonefly of eastern North American rivers with distinctive hooked anal gills. Nymphs are active nocturnal predators under cobbles.
Did You Know?
Its nymphs are nocturnal, hiding under rocks by day and actively hunting at night.
Tepui Firefly
A bioluminescent beetle endemic to the isolated tepui tabletop mountains of Venezuela. It produces a distinctive greenish-yellow flash pattern used in mate attraction. The larvae are also luminous and prey on snails and other small invertebrates on the tepui summit.
Did You Know?
It lives only on the ancient tabletop mountains of Venezuela, which have been isolated for millions of years, making it a living relic of evolutionary history.