Japanese Ground Beetle vs Salt and Pepper Microcaddis

Side-by-side species comparison

Attribute Japanese Ground Beetle Salt and Pepper Microcaddis
Scientific Name Carabus insulicola Agraylea multipunctata
Order Coleoptera Trichoptera
Family Carabidae Hydroptilidae
Size 22-30 mm 3-4.5 mm body
Habitat Forests Ponds & Lakes
Diet Omnivores Omnivores
Regions Japan North America
Conservation Least Concern Least Concern

Japanese Ground Beetle

A large, dark beetle with coppery-bronze elytra found in Japanese mountain forests. It is flightless and shows considerable variation between island populations.

💡

Did You Know?

Isolated populations on different Japanese islands have diverged into distinct colour forms, making them popular among collectors.

Salt and Pepper Microcaddis

A very small caddisfly with speckled wings found in algae-rich ponds and lakes across North America. Larvae build tiny purse-shaped cases. One of the smallest caddisfly species.

💡

Did You Know?

Builds one of the smallest insect cases known, a tiny purse-shaped structure barely visible to the naked eye.