Article Nº 0145 Insect, spider or other land arthropod Vol. I · p. 86
Alfôrra
Local name for certain mealybugs and spider mites on green plants and for a mite living on dry wheat straw that causes itching.
This name is given to a Dactylopius and a Tetrachynus that appear on green plants, and to a mite that lives mainly on dry wheat straw. This last species causes itching when it gets under the skin.