Human Itch Mite
Scientific Name: Sarcoptes scabiei var. hominis
Order & Family: Order: Sarcoptiformes, Family: Sarcoptidae
Size: Microscopic; females are approximately 0.30 to 0.45 mm long, males are about half that size.
Natural Habitat
The epidermis (the outer layer of skin) of humans.
Diet & Feeding
Skin cells and secretions from the human host.
Behavior Patterns
Females burrow into the skin to lay eggs. Symptoms (scabies) develop due to an allergic reaction to the mites, their eggs, and waste.
Risks & Benefits
Risk: Causes scabies, a highly contagious skin infestation characterized by intense itching and a pimple-like rash. It is not beneficial.
Identified on: 5/16/2026