title: Animal eyes: defending the coat of mail.
abstract: The eyes on the backs of molluscs known as chitons are shadow and motion detectors, the lenses of which are made of birefringent aragonite. These provide a focus both in and out of water.
authors.affiliation: School of Life Sciences, University of Sussex, Brighton, UK. m.f.land@sussex.ac.uk
authors.forename: Michael F
authors.initials: MF
authors.lastname: Land
mesh_terms: D000818:Animals; D002119:Calcium Carbonate / Q000737:chemistry*; D005123:Eye / Q000737:chemistry / Q000648:ultrastructure; D017956:Photoreceptor Cells, Invertebrate / Q000737:chemistry / Q000502:physiology / Q000648:ultrastructure; D049916:Polyplacophora / Q000737:chemistry / Q000502:physiology* / Q000648:ultrastructure*; D014785:Vision, Ocular
chemical_list: D002119:Calcium Carbonate