Delta Green Ground Beetle vs Cromwell Chafer Beetle

Side-by-side species comparison

Attribute Delta Green Ground Beetle Cromwell Chafer Beetle
Scientific Name Elaphrus viridis Prodontria lewisii
Order Coleoptera Coleoptera
Family Carabidae Scarabaeidae
Size 0.6-0.8 cm 1-1.5 cm
Habitat Wetlands Deserts & Drylands
Diet Predators Herbivores
Regions United States New Zealand
Conservation Endangered Critically Endangered

Delta Green Ground Beetle

A small metallic green ground beetle found only near vernal pools in Solano County, California. It is threatened by urban development and habitat loss.

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Did You Know?

It is one of the rarest beetles in North America, known from fewer than five locations.

Cromwell Chafer Beetle

A small chafer beetle endemic to a tiny area near Cromwell in Central Otago, New Zealand. Adults are nocturnal and feed on native grasses.

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Did You Know?

Its entire habitat is protected within an 81-hectare reserve, one of the smallest nature reserves created for an insect.