Ewingi Japygid vs Spring Firefly

Side-by-side species comparison

Attribute Ewingi Japygid Spring Firefly
Scientific Name Catajapyx ewing Photinus ardens
Order Diplura Coleoptera
Family Japygidae Lampyridae
Size 5-10 mm 5-8 mm
Habitat Underground Woodlands
Diet Predators Predators
Regions United States North America
Conservation Least Concern Least Concern

Ewingi Japygid

A predatory dipluran found in soils of the southeastern United States. It uses its forceps-like cerci to capture small soil invertebrates.

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Did You Know?

It uses its pincer-like cerci to grab prey, much like an earwig.

Spring Firefly

A small early-season firefly of the eastern United States with a distinctive fast double-pulse flash pattern. It has a dark body with a pinkish-red pronotum and is among the first fireflies to appear each year.

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Did You Know?

This species often begins flashing earlier in the evening than most other North American fireflies.