On the movements of the iris, and, incidentally, on the essential portion of the organ of vision.
D000818:Animals; D002415:Cats; D002829:Choroid / Q000502:physiology; D003315:Cornea / Q000502:physiology; D005602:France; D049671:History, 18th Century; D007498:Iris / Q000502:physiology*; D008027:Light; D009799:Ocular Physiological Phenomena; D009885:Ophthalmology / Q000266:history*; D011680:Pupil / Q000502:physiology; D014867:Water
D014867:Water