Panamanian Giant Ground Beetle vs Bee Stylops

Side-by-side species comparison

Attribute Panamanian Giant Ground Beetle Bee Stylops
Scientific Name Calosoma granulatum Stylops pacificus
Order Coleoptera Strepsiptera
Family Carabidae Stylopidae
Size 20-28 mm 2.0-3.5 mm (males)
Habitat Farmland Farmland
Diet Predators Parasites
Regions South America (Brazil, Argentina, Paraguay, Uruguay) North America
Conservation Least Concern Not Evaluated

Panamanian Giant Ground Beetle

A large South American caterpillar hunter with coarsely sculptured dark elytra and metallic reflections. It is an important predator of armyworm caterpillars in agricultural areas.

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Did You Know?

It is one of the most important natural enemies of the fall armyworm in South American soybean and maize fields, where a single beetle can eat dozens of caterpillars per night.

Bee Stylops

A strepsipteran parasite of Andrena bees in western North America. Males emerge as tiny winged adults that live for only a few hours.

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Did You Know?

Male strepsipterans have the shortest adult lifespan of any insect, often living less than five hours.