from the GNU version of the Collaborative International Dictionary of English
- n. The harvest mite; -- so called from the wheals, caused by its bite.
from The Century Dictionary and Cyclopedia
- n. The itch-mite, Acarus scabiei.
- n. The acarine Leptus autumnalis, or some similar harvest-bug: so named from the wheals or pimples produced by its bite. See cut under harvest-mite.
Sorry, no etymologies found.