Smooth Hister Beetle vs Petaltail Dragonfly

Side-by-side species comparison

Attribute Smooth Hister Beetle Petaltail Dragonfly
Scientific Name Margarinotus striola Tachopteryx thoreyi
Order Coleoptera Odonata
Family Histeridae Petaluridae
Size 4-6 mm 70-80 mm
Habitat Indoors Indoors
Diet Dung Feeders Predators
Regions Europe, North Africa North America
Conservation Least Concern Least Concern

Smooth Hister Beetle

A compact, highly polished black beetle with fine elytral striations. It is one of the most common dung-dwelling hister beetles in Europe.

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Did You Know?

Its almost mirror-like surface is so smooth that dung and debris slide off its body, keeping it permanently clean.

Petaltail Dragonfly

A primitive dragonfly that perches on tree trunks and has bog-dwelling larvae.

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Did You Know?

It belongs to one of the most ancient dragonfly families, largely unchanged for 150 million years.