AYERICO
European Folklore
Evil Spirits
Can Change Shape or Morph
Also Called Aerico or Aerika
This is the name of a demon in the folklore of Macedonia in Europe. It is a SPIRIT that may take the for of a human, but more commonly dwells invisibly in the air. AYERICO is a disease SPIRIT, responsible for spreading plague and malaria.
Source: Spirits, Fairies, Leprechauns, and Goblins Encyclopedia