title: A comment on the origin of the vertebrate eye.
authors.forename: P
authors.initials: P
authors.lastname: Satir
mesh_terms: D000818:Animals; D005075:Biological Evolution; D002816:Chordata, Nonvertebrate / Q000033:anatomy & histology*; D005123:Eye / Q000033:anatomy & histology*; D012160:Retina / Q000033:anatomy & histology; D014714:Vertebrates / Q000033:anatomy & histology*