Two-Horned Oxysternon vs Palmetto Weevil

Side-by-side species comparison

Attribute Two-Horned Oxysternon Palmetto Weevil
Scientific Name Oxysternon durum Rhynchophorus cruentatus
Order Coleoptera Coleoptera
Family Scarabaeidae Curculionidae
Size 20-28 mm 25-33 mm
Habitat Forests Beaches & Coastal
Diet Dung Feeders Omnivores
Regions South America Southeastern United States
Conservation Least Concern Not Evaluated

Two-Horned Oxysternon

A large, dark metallic green tunneling dung beetle with two prominent pronotal projections in males. The clypeus has a distinctive upturned anterior margin. It is a powerful tunneler in Amazonian rainforests.

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Did You Know?

This beetle is so efficient at burying dung that it plays a measurable role in reducing livestock parasite transmission.

Palmetto Weevil

The largest weevil in North America, with variable black and red coloring. It attacks stressed cabbage palms and other palmetto species.

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Did You Know?

It can detect a stressed or dying palm tree from several kilometers away using chemical cues.