Olive Drake Mayfly vs Silvestri's Jumping Bristletail

Side-by-side species comparison

Attribute Olive Drake Mayfly Silvestri's Jumping Bristletail
Scientific Name Ephemera lineata Pedetontus silvestrii
Order Ephemeroptera Archaeognatha
Family Ephemeridae Machilidae
Size 15-22 mm 8-12 mm
Habitat Rivers & Streams Underground
Diet Detritivores Detritivores
Regions North America Japan, East Asia
Conservation Least Concern Least Concern

Olive Drake Mayfly

A large burrowing mayfly with distinctive mottled brown wings. Nymphs excavate U-shaped burrows in sandy stream bottoms.

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Did You Know?

Mass emergences at dusk can be so dense they appear on weather radar.

Silvestri's Jumping Bristletail

A well-studied bristletail from Japan and eastern Asia. Recent molecular studies have revealed cryptic species within this lineage.

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Did You Know?

Molecular studies have revealed it may actually be a complex of several cryptic species.