Mexican Firefly vs Churchyard Beetle

Side-by-side species comparison

Attribute Mexican Firefly Churchyard Beetle
Scientific Name Photinus mexicanus Blaps mucronata
Order Coleoptera Coleoptera
Family Lampyridae Tenebrionidae
Size 8-12 mm 18-25 mm
Habitat Forests Caves
Diet Predators Omnivores
Regions North America, Central America, Mexico Europe
Conservation Least Concern Least Concern

Mexican Firefly

A medium-sized firefly from Mexico and Central America with a dark body and yellowish-red pronotum. It produces a yellow-green flash in subtropical and tropical habitats.

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Did You Know?

The firefly spectacle at Nanacamilpa in Tlaxcala, Mexico, where millions synchronize their flashes, involves closely related Photinus species.

Churchyard Beetle

A large, slow-moving, flightless black beetle often found in cellars and old buildings. It emits a foul odor when disturbed.

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Did You Know?

It was historically considered an omen of death when found inside a house.