Psoroptidia (Mite)
Scientific Name: Acari (Order)
Order & Family: Order Sarcoptiformes; many possible families including Psoroptidae or Pyroglyphidae
Size: Microscopic; typically 0.2–0.4 mm in length.
Natural Habitat
Found worldwide in indoor environments, specifically upholstery, bedding, dust, or on mammals and birds depending on the species.
Diet & Feeding
Depending on the specific type, they consume skin flakes (detritus), fungi, or feed on the skin of hosts.
Behavior Patterns
They thrive in high humidity and are often found in clusters. Life cycles are rapid, moving from egg through nymphal stages to adult in a matter of weeks.
Risks & Benefits
Primarily a risk to humans as a common allergen causing asthma, eczema, and hay fever. Some species can cause skin irritation or mange in animals. They offer no significant benefits to humans.
Identified on: 1/4/2026