It means that they suffer from ringworm or scabies. Skin disease caused by mites. Dirt.
Latin scabies scabiei, roughness. It is one of the names of scabies or acarodermatitis, very annoying skin disease with strong itching, skin breakdown and small wounds of both arrascar, caused by the mite sarcoptes scabiei or scabies plows.
relating or belonging to the scabies.