Primitive Silverfish vs Four-lined Silverfish
Side-by-side species comparison
| Attribute | Primitive Silverfish | Four-lined Silverfish |
|---|---|---|
| Scientific Name | Tricholepidion gertschi | Ctenolepisma lineatum |
| Order | Zygentoma | Zygentoma |
| Family | Lepidotrichidae | Lepismatidae |
| Size | 8-12 mm | 8-12 mm |
| Habitat | Forests | Woodlands |
| Diet | Wood Feeders | Detritivores |
| Regions | United States | Mediterranean Europe, North Africa |
| Conservation | Near Threatened | Least Concern |
Primitive Silverfish
The most primitive living silverfish, restricted to old-growth forests of northern California. It retains compound eyes and other ancestral features.
Did You Know?
It is considered a living fossil and the sole surviving member of its family.
Four-lined Silverfish
A silverfish identified by four dark longitudinal lines on its body. It is found outdoors under bark and stones in Mediterranean climates.
Did You Know?
Unlike most silverfish, it is primarily an outdoor species that rarely enters buildings.