White marked spider beetle Ptinus fur
Adult female beetle which is darker and more rounded than the male
Size: 3-4mm
Shape: round thorax, round body. Spider-like.
Colour: Dark brown with white hairs
Antennae: Long, no club
Distinguishing features: Wing cases with lines and hairs, spider-like.
Larvae are scavengers of: dried food, dried plants.
Damage: Round exit holes, tunnels in food, frass.
Adults eat: Very little but do drink water and are long lived
Often found on: bird's nests, dead animals and insects
Note: Less common than Australian or Golden, but increasingly found in historic houses.They may damage books and paper.
Size: 3-4mm
Shape: round thorax, round body. Spider-like.
Colour: Dark brown with white hairs
Antennae: Long, no club
Distinguishing features: Wing cases with lines and hairs, spider-like.
Larvae are scavengers of: dried food, dried plants.
Damage: Round exit holes, tunnels in food, frass.
Adults eat: Very little but do drink water and are long lived
Often found on: bird's nests, dead animals and insects
Note: Less common than Australian or Golden, but increasingly found in historic houses.They may damage books and paper.
![](imageresize.php?file=data/usercontent/a36da6c048196283a22b9a8c47b4131335b936cfdb2a0043c17141ddc3207319.jpg&opts=w800h800e0)
![](imageresize.php?file=data/usercontent/a36da6c048196283a22b9a8c47b4131335b936cfdb2a0043c17141ddc3207319.jpg&opts=w200h200e0)
![Adult male Adult male](imageresize.php?file=data/usercontent/f671e773767790cb3c38f0062efb2def57d70c5f8cfdfea615d68cf9854cf3ab.jpg&opts=w800h800)
![Female adults Female adults](imageresize.php?file=data/usercontent/46a547ad8426c2a67010a00db788886f9ca4b8e5f566654aed71aed8f5532f4a.jpg&opts=w800h800)
![Drawing of male and female Drawing of male and female](imageresize.php?file=data/usercontent/977aba15cfd84926aa4df48d45dd4d0e8b2ba5652a6bb98ec763ccc189ee825c.jpg&opts=w800h800)
White marked spider beetle Ptinus fur
100%
![](imageresize.php?file=data/usercontent/a36da6c048196283a22b9a8c47b4131335b936cfdb2a0043c17141ddc3207319.jpg&opts=w200h200)
![Adult male Adult male](imageresize.php?file=data/usercontent/f671e773767790cb3c38f0062efb2def57d70c5f8cfdfea615d68cf9854cf3ab.jpg&opts=w200h200)
![Female adults Female adults](imageresize.php?file=data/usercontent/46a547ad8426c2a67010a00db788886f9ca4b8e5f566654aed71aed8f5532f4a.jpg&opts=w200h200)
![Drawing of male and female Drawing of male and female](imageresize.php?file=data/usercontent/977aba15cfd84926aa4df48d45dd4d0e8b2ba5652a6bb98ec763ccc189ee825c.jpg&opts=w200h200)