Asian Giant Rove Beetle vs Maritime Long-legged Fly

Side-by-side species comparison

Attribute Asian Giant Rove Beetle Maritime Long-legged Fly
Scientific Name Platydracus sharpi Aphrosylus praedator
Order Coleoptera Diptera
Family Staphylinidae Dolichopodidae
Size 15-22 mm 3-5 mm
Habitat Mountains Beaches & Coastal
Diet Predators Predators
Regions Japan, Korea, Eastern China North America, Pacific Coast
Conservation Least Concern Least Concern

Asian Giant Rove Beetle

A large, striking rove beetle from East Asia with metallic blue-green coloration and golden pubescence. It is one of the most impressive staphylinids in the Japanese beetle fauna.

💡

Did You Know?

In Japan, this beetle is called 'ao-bane-hanekakushi' (blue-winged hidden-wing beetle) and is one of the few staphylinids recognized by non-entomologists.

Maritime Long-legged Fly

A specialized marine intertidal fly that hunts on wave-splashed rocks and barnacles. It has a metallic greenish body and uniquely adapted legs for gripping wet rocky surfaces.

💡

Did You Know?

It can remain submerged by waves for short periods, surviving in an air bubble trapped by its body hairs.