Primitive Silverfish vs Andean Cerambycid Beetle
Side-by-side species comparison
| Attribute | Primitive Silverfish | Andean Cerambycid Beetle |
|---|---|---|
| Scientific Name | Tricholepidion gertschi | Psalidognathus friendii |
| Order | Zygentoma | Coleoptera |
| Family | Lepidotrichidae | Cerambycidae |
| Size | 8-12 mm | 40-70 mm |
| Habitat | Forests | Forests |
| Diet | Wood Feeders | Wood Feeders |
| Regions | United States | South America (Colombia, Ecuador, Peru, Venezuela, Bolivia) |
| 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.
Andean Cerambycid Beetle
A large and impressive longhorn beetle from the high Andes, with a brilliant metallic green, blue, or copper exoskeleton. Males have massively enlarged mandibles used in combat. It inhabits cloud forests and páramo edges at high elevations.
Did You Know?
Its metallic coloring varies from green to blue to copper depending on the angle of light, and different populations show distinct color preferences.