Scabies Mite (or Sarcoptes scabiei)
Scientific Name: Sarcoptes scabiei var. hominis
Order & Family: Order: Sarcoptiformes, Family: Sarcoptidae
Size: Microscopic; adults are typically 0.3mm to 0.45mm long, barely visible to the naked eye as a tiny white or dark dot.
Natural Habitat
The epidermis (upper layer) of human skin, where they burrow to lay eggs.
Diet & Feeding
Feeds on tissue fluids and skin debris within the burrows they create.
Behavior Patterns
These mites burrow into the upper layer of the skin to live and reproduce. This burrowing causes an intense allergic reaction, leading to severe itching that worsens at night. They are spread through prolonged skin-to-skin contact.
Risks & Benefits
Risk: Causes Scabies, a highly contagious and uncomfortable skin infestation characterized by intense itching and a pimple-like rash. Scratching can lead to secondary bacterial infections like impetigo or staph. Benefit: None.
Identified on: 2/20/2026