Mahogany Dun vs Scarites Ground Beetle
Side-by-side species comparison
| Attribute | Mahogany Dun | Scarites Ground Beetle |
|---|---|---|
| Scientific Name | Isonychia harperi | Scarites subterraneus |
| Order | Ephemeroptera | Coleoptera |
| Family | Isonychiidae | Carabidae |
| Size | 13-17 mm | 15-22 mm |
| Habitat | Rivers & Streams | Deserts & Drylands |
| Diet | Omnivores | Omnivores |
| Regions | North America | Eastern North America |
| Conservation | Least Concern | Least Concern |
Mahogany Dun
A large reddish-brown mayfly with impressive filter-feeding forelegs. Nymphs prefer moderate to fast riffles with clean gravel substrates.
Did You Know?
Adults hold their forelegs forward in flight, making them easy to identify on the wing.
Scarites Ground Beetle
A large, jet-black burrowing ground beetle found across eastern North America. Its powerful mandibles and flattened body are adapted for digging.
Did You Know?
It constructs deep vertical burrows in soil from which it ambushes passing prey.