Blue Paederine Rove Beetle vs Tooth Cave Ground Beetle

Side-by-side species comparison

Attribute Blue Paederine Rove Beetle Tooth Cave Ground Beetle
Scientific Name Paederus balcanicus Rhadine persephone
Order Coleoptera Coleoptera
Family Staphylinidae Carabidae
Size 7-9 mm 0.5-0.7 cm
Habitat Rivers & Streams Caves
Diet Predators Predators
Regions Balkans, Turkey, Middle East United States
Conservation Least Concern Endangered

Blue Paederine Rove Beetle

A colorful Paederus rove beetle with metallic blue elytra and an orange thorax, found in southeastern Europe. Like all Paederus, it contains the blistering agent pederin in its body fluids.

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Did You Know?

In Turkey and the Middle East, outbreaks of this species near villages can cause hundreds of dermatitis cases in a single season.

Tooth Cave Ground Beetle

A tiny eyeless ground beetle found only in a few limestone caves near Austin, Texas. It is a specialized predator of other cave invertebrates.

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Did You Know?

It is completely blind and has never been found outside of the total darkness of cave systems.