Tropical Silverfish vs Giant Nicoletiid

Side-by-side species comparison

Attribute Tropical Silverfish Giant Nicoletiid
Scientific Name Nicoletia phytophila Texoreddellia aquilonaris
Order Zygentoma Zygentoma
Family Nicoletiidae Nicoletiidae
Size 8-12 mm 15-25 mm
Habitat Caves Caves
Diet Detritivores Detritivores
Regions Central America, Caribbean North America, Texas
Conservation Least Concern Vulnerable

Tropical Silverfish

A soil-dwelling silverfish found in tropical regions and occasionally in caves. It has a slender white body with very long cerci.

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Did You Know?

It has been recorded from caves in Belize despite being primarily a soil species.

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.