Elongate Paederine vs Hellgrammite
Side-by-side species comparison
| Attribute | Elongate Paederine | Hellgrammite |
|---|---|---|
| Scientific Name | Lathrobium elongatum | Nigronia serricornis |
| Order | Coleoptera | Megaloptera |
| Family | Staphylinidae | Corydalidae |
| Size | 7-9 mm | 40-60 mm wingspan |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Root Feeders | Predators |
| Regions | Europe | Eastern North America |
| Conservation | Least Concern | Least Concern |
Elongate Paederine
A very slender, reddish-brown paederine rove beetle that lives deep within waterlogged soils near streams. Its extremely narrow body is adapted for burrowing through saturated soil.
Did You Know?
This beetle can survive prolonged submersion in water, breathing through a plastron of air trapped by microscopic hairs on its body surface.
Hellgrammite
A dark-colored dobsonfly whose larvae, known as hellgrammites, are prized as fishing bait. Adults are smaller than Corydalus and have serrated antennae.
Did You Know?
Hellgrammite larvae are so effective as fishing bait that they are commercially collected and sold to anglers.