Fungus beetle Cryptophagus acutangulus
Adult beetle
Size: 1-2mm
Shape: Parallel sided oval
Colour: Brown
Antennae: Medium with a club
Distinguishing features: Thorax has distinct shoulders but this is only visible under a microscope.
Larvae are pests of: mould and mould spores
Damage: Larvae can occasionally damage damp paper
Adults eat: Not known
They are indicators of high local humidity. One or two specimens do not indicate a problem, large numbers indicate that the damp source needs to be investigated.
Size: 1-2mm
Shape: Parallel sided oval
Colour: Brown
Antennae: Medium with a club
Distinguishing features: Thorax has distinct shoulders but this is only visible under a microscope.
Larvae are pests of: mould and mould spores
Damage: Larvae can occasionally damage damp paper
Adults eat: Not known
They are indicators of high local humidity. One or two specimens do not indicate a problem, large numbers indicate that the damp source needs to be investigated.
![](imageresize.php?file=data/usercontent/735137c55bac46e21bd7806cb921636536ab884880c58c4c467f0502c5fc77ef.jpg&opts=w800h800e0)
![](imageresize.php?file=data/usercontent/735137c55bac46e21bd7806cb921636536ab884880c58c4c467f0502c5fc77ef.jpg&opts=w200h200e0)
![Cryptophagus adult Cryptophagus adult](imageresize.php?file=data/usercontent/38a7e9e32d5cd2e52b8dedb6cd82f61436268f317c3765f7ce0dd1f3f02aaddd.jpg&opts=w800h800)
Fungus beetle Cryptophagus acutangulus
100%
![](imageresize.php?file=data/usercontent/735137c55bac46e21bd7806cb921636536ab884880c58c4c467f0502c5fc77ef.jpg&opts=w200h200)
![Cryptophagus adult Cryptophagus adult](imageresize.php?file=data/usercontent/38a7e9e32d5cd2e52b8dedb6cd82f61436268f317c3765f7ce0dd1f3f02aaddd.jpg&opts=w200h200)