Northern Cave Ground Beetle vs Ancient Greenling
Side-by-side species comparison
| Attribute | Northern Cave Ground Beetle | Ancient Greenling |
|---|---|---|
| Scientific Name | Pseudanophthalmus menetriesi | Hemiphlebia mirabilis |
| Order | Coleoptera | Odonata |
| Family | Carabidae | Hemiphlebiidae |
| Size | 4-6 mm | 20-25 mm |
| Habitat | Caves | Wetlands |
| Diet | Predators | Predators |
| Regions | Appalachian region, eastern United States | Oceania |
| Conservation | Vulnerable | Endangered |
Northern Cave Ground Beetle
A small, blind, unpigmented cave beetle from the limestone caves of the Appalachian region. The genus contains over 250 species, most known from single cave systems.
Did You Know?
The genus Pseudanophthalmus contains over 250 described cave beetle species, most from single caves, making it the most species-rich genus of cave animals in the world.
Ancient Greenling
The sole surviving member of one of the most ancient damselfly families on Earth.
Did You Know?
It is considered a living fossil and the most phylogenetically isolated odonate alive.