Fatal Metalmark vs Swamp Darner

Side-by-side species comparison

Attribute Fatal Metalmark Swamp Darner
Scientific Name Calephelis nemesis Austroaeschna parvistigma
Order Lepidoptera Odonata
Family Riodinidae Aeshnidae
Size 18-25 mm wingspan Body 5-6 cm; wingspan 7-8 cm
Habitat Rivers & Streams Rivers & Streams
Diet Nectar Feeders Predators
Regions Southwestern United States, Mexico Australia
Conservation Least Concern Least Concern

Fatal Metalmark

A tiny dark brown butterfly with fine metallic silver lines across the wings and minute checkered fringes. Despite its ominous name, it is a harmless nectar feeder.

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Did You Know?

The name 'nemesis' refers to the Greek goddess of retribution, though the reason for this dramatic name is unclear.

Swamp Darner

A medium-sized brown and blue darner dragonfly found along shaded creeks in southeastern Australia. It has small stigmata on the wings, giving it its scientific name.

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Did You Know?

Males patrol low along creeks in deep shade, a behavior unusual among dragonflies that typically prefer sun.