Yanbaru Long-armed Scarab vs Chrysomeline Rove Beetle

Side-by-side species comparison

Attribute Yanbaru Long-armed Scarab Chrysomeline Rove Beetle
Scientific Name Cheirotonus jambar Tachyporus chrysomelinus
Order Coleoptera Coleoptera
Family Euchirinae Staphylinidae
Size 45-65 mm 3-4 mm
Habitat Forests Underground
Diet Sap Feeders Predators
Regions Japan (Okinawa) Europe, Central Asia, North Africa
Conservation Critically Endangered Least Concern

Yanbaru Long-armed Scarab

An extremely rare scarab beetle endemic to the Yanbaru forests of Okinawa. Males have greatly elongated forelegs used in mating displays.

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Did You Know?

It was only discovered in 1983 and is protected as a Japanese national natural monument.

Chrysomeline Rove Beetle

A small, elegantly shaped rove beetle with a distinctly pointed abdomen and yellowish-brown coloration. It is one of the first active predatory beetles to appear in spring in temperate regions.

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Did You Know?

This species can produce two to three generations per year, allowing it to maintain high population densities throughout the growing season.