Common Bark Louse vs Valenzuela Barklouse
Side-by-side species comparison
| Attribute | Common Bark Louse | Valenzuela Barklouse |
|---|---|---|
| Scientific Name | Graphopsocus cruciatus | Valenzuela flavidus |
| Order | Psocoptera | Psocoptera |
| Family | Stenopsocidae | Caeciliusidae |
| Size | 3-4 mm | 2.0-3.0 mm |
| Habitat | Woodlands | Heathland |
| Diet | Wood Feeders | Herbivores |
| Regions | Europe, North America | Europe, North America, Asia |
| Conservation | Least Concern | Not Evaluated |
Common Bark Louse
A winged bark louse with distinctive cross-shaped wing markings found on tree trunks across Europe. It feeds on algae and lichen on bark.
Did You Know?
Its cross-shaped wing pattern makes it one of the easiest bark lice to identify.
Valenzuela Barklouse
A common yellowish barklouse found on a wide range of trees and shrubs. It is one of the most abundant psocids in temperate regions.
Did You Know?
This species is so common that it appears in almost every barklouse survey conducted in Europe.