Death Watch Barklouse vs Broad-winged Barklouse
Side-by-side species comparison
| Attribute | Death Watch Barklouse | Broad-winged Barklouse |
|---|---|---|
| Scientific Name | Trogium pulsatorium | Psococerastis gibbosa |
| Order | Psocoptera | Psocoptera |
| Family | Trogiidae | Psocidae |
| Size | 1.5-2 mm | 3-5 mm |
| Habitat | Indoors | Parks |
| Diet | Fungus Feeders | Wood Feeders |
| Regions | Europe, North America | Europe |
| Conservation | Least Concern | Least Concern |
Death Watch Barklouse
A common indoor booklouse known for producing a quiet tapping sound by striking its abdomen against surfaces. It is found in old buildings and museums.
Did You Know?
Its tapping sound was historically mistaken for a death omen, hence its common name.
Broad-winged Barklouse
A large bark louse found on tree trunks across Europe. It has broad wings and a rounded body compared to most psocids.
Did You Know?
It is one of the largest bark lice found in Europe.