Layered or zonular cataracts (Latin cataracta - “waterfall” + Greek lat.zonula - ribbon, strip; zonular pupil) (syn.: layered cataracts, zonular cataracts, layered cataracts, epicataracts, hyaloid leukoma, leukomatous degeneration of the iris ; synonym: jagged iris spots, iris teeth; Lat. - English - German - French Der grosse Zirkellinien Verlauf) - a sign accompanying cataracts, characterized by the passage through the pupil (fibrous phakicity) along the anterior liscar periphery of the focus of nuclear-striated cataractochromic changes masses with a typical mosaic, zonularly located