Long wavelength foveal insensitivity in rhesus.
D000818:Animals; D003118:Color Perception / Q000502:physiology*; D003117:Color Vision Defects / Q000503:physiopathology; D005584:Fovea Centralis / Q000166:cytology / Q000502:physiology*; D006801:Humans; D008251:Macaca / Q000502:physiology*; D008253:Macaca mulatta / Q000502:physiology*; D008266:Macula Lutea / Q000502:physiology*; D010786:Photoreceptor Cells / Q000502:physiology; D014792:Visual Acuity