Velvet Ameletid Mayfly vs Dinaric Cave Diving Beetle

Side-by-side species comparison

Attribute Velvet Ameletid Mayfly Dinaric Cave Diving Beetle
Scientific Name Ameletus velox Spelaeodytes mirabilis
Order Ephemeroptera Coleoptera
Family Ameletidae Carabidae
Size 9-13 mm 6-8 mm
Habitat Rivers & Streams Caves
Diet Omnivores Omnivores
Regions North America Bosnia and Herzegovina
Conservation Least Concern Vulnerable

Velvet Ameletid Mayfly

A swift-swimming mayfly of headwater streams known for its velvety-textured nymphal cuticle. Adults emerge in early summer.

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Did You Know?

The species name velox means swift, referring to the remarkable swimming speed of the nymphs.

Dinaric Cave Diving Beetle

A remarkable cave ground beetle from the Dinaric karst, with spider-like elongated legs. It was first collected in Herzegovina in the 19th century.

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Did You Know?

Its spider-like appearance led early naturalists to initially misidentify it.