Dark-stigma Snakefly vs Slack Creek Stag Beetle

Side-by-side species comparison

Attribute Dark-stigma Snakefly Slack Creek Stag Beetle
Scientific Name Phaeostigma notata Lissotes menalcas
Order Raphidioptera Coleoptera
Family Raphidiidae Lucanidae
Size 12-15 mm body 12-20mm
Habitat Woodlands Woodlands
Diet Predators Wood Feeders
Regions Europe Oceania
Conservation Least Concern Endangered

Dark-stigma Snakefly

A primitive predatory insect with an elongated prothorax giving it a snake-like neck. Found on tree trunks in woodland. Both adults and larvae prey on small insects.

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Did You Know?

Snakeflies are living fossils with a body plan virtually unchanged for over 140 million years.

Slack Creek Stag Beetle

A small glossy black stag beetle endemic to Tasmania. Males have modest but distinctly curved mandibles.

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Did You Know?

It is found only in a tiny area of northeast Tasmania and is threatened by logging of its old-growth forest habitat.