Scarce Stag Beetle vs Autumn Dun

Side-by-side species comparison

Attribute Scarce Stag Beetle Autumn Dun
Scientific Name Platycerus caraboides Leptophlebia marginata
Order Coleoptera Ephemeroptera
Family Lucanidae Leptophlebiidae
Size 9-13mm 10-14 mm
Habitat Woodlands Woodlands
Diet Wood Feeders Detritivores
Regions Europe Europe
Conservation Least Concern Least Concern

Scarce Stag Beetle

A small metallic blue-black stag beetle with modest mandibles. It develops in red-rotten beech wood.

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Did You Know?

Despite being called scarce it is actually fairly common but overlooked due to its small size and dark coloring.

Autumn Dun

A dark-winged mayfly that emerges in spring despite its common name. Nymphs inhabit slow-flowing sections of woodland streams among leaf litter.

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Did You Know?

Its common name refers to the brownish autumnal color of the adult, not its emergence season.