Spring Pygmy Firefly vs Miyako Firefly

Side-by-side species comparison

Attribute Spring Pygmy Firefly Miyako Firefly
Scientific Name Pleotomus pallens Luciola filiformis
Order Coleoptera Coleoptera
Family Lampyridae Lampyridae
Size 5-8 mm 6-8 mm
Habitat Underground Wetlands
Diet Omnivores Omnivores
Regions Eastern North America East Asia, Japan, Ryukyu Islands
Conservation Not Evaluated Vulnerable

Spring Pygmy Firefly

A tiny, rarely seen firefly of the eastern United States with a very short adult life span. Males produce faint, sporadic greenish flashes close to the ground.

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Did You Know?

Females are wingless and larviform, and were once classified as a completely separate species from the males.

Miyako Firefly

A small Japanese firefly found on Miyako Island with a slender body and greenish-yellow luminescence. It has a limited distribution and is considered a unique island endemic.

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Did You Know?

This island endemic species has become a symbol of conservation efforts on the Ryukyu Islands of southern Japan.