Longhorned Coconut Beetle vs Emerald Fruit Chafer

Side-by-side species comparison

Attribute Longhorned Coconut Beetle Emerald Fruit Chafer
Scientific Name Olethrius tyrannus Dicronorrhina derbyana
Order Coleoptera Coleoptera
Family Cerambycidae Scarabaeidae
Size 30-55 mm 35-50 mm
Habitat Beaches & Coastal Grasslands
Diet Omnivores Sap Feeders
Regions Indonesia, Papua New Guinea, Pacific Islands East Africa
Conservation Least Concern Not Evaluated

Longhorned Coconut Beetle

A large prionine beetle from the Indo-Pacific region that attacks coconut palms and other palms. Adults are dark brown with a broad, flattened body and strong mandibles. Larvae bore into the trunks of living palm trees.

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Did You Know?

Heavy infestations can topple mature coconut palms, causing significant economic losses in Pacific island communities.

Emerald Fruit Chafer

A large and spectacular flower beetle from East Africa with vivid green elytra. It is popular among collectors for its striking metallic coloration.

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Did You Know?

Males have a distinctive Y-shaped horn on the head used in territorial disputes.