Greenhouse Stone Cricket vs Sulphur Mayfly

Side-by-side species comparison

Attribute Greenhouse Stone Cricket Sulphur Mayfly
Scientific Name Tachycines asynamorus Ephemerella dorothea
Order Orthoptera Ephemeroptera
Family Rhaphidophoridae Ephemerellidae
Size 13-19mm 6-9 mm
Habitat Caves Rivers & Streams
Diet Omnivores Omnivores
Regions Asia, Europe, North America North America
Conservation Least Concern Least Concern

Greenhouse Stone Cricket

A pale brown cave cricket with enormously long antennae and hind legs. It is wingless with a humped thorax. Originally from East Asia, it now occurs in heated buildings worldwide.

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Did You Know?

Its antennae can be three times its body length, helping it navigate in complete darkness.

Sulphur Mayfly

A small pale yellow mayfly that produces reliable evening hatches on eastern North American streams. One of the most important species for fly anglers.

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Did You Know?

Sulphur mayfly hatches are so predictable in timing that experienced anglers can arrive at the stream within minutes of the first emergence.