Giant Namib Darkling Beetle vs Giant Nicoletiid

Side-by-side species comparison

Attribute Giant Namib Darkling Beetle Giant Nicoletiid
Scientific Name Onymacris rugatipennis Texoreddellia aquilonaris
Order Coleoptera Zygentoma
Family Tenebrionidae Nicoletiidae
Size 25-35 mm 15-25 mm
Habitat Deserts & Drylands Caves
Diet Detritivores Detritivores
Regions Africa North America, Texas
Conservation Least Concern Vulnerable

Giant Namib Darkling Beetle

One of the largest darkling beetles in the Namib, with deeply ridged wing covers. It is active during the day, running rapidly across hot sand.

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Did You Know?

It can sprint across sand that reaches temperatures of 60 degrees Celsius by raising its body high on stilt-like legs.

Giant Nicoletiid

A cave-dwelling, blind silverfish relative found in Texas caves. It is completely unpigmented and white, with elongated appendages adapted to cave life.

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Did You Know?

Cave-adapted silverfish like this species represent some of the most ancient lineages of living insects still inhabiting their ancestral habitat type.