Columbia subject headings:
Color vision.
Neurophysiology.
Physiology, Comparative.
Primates--Physiology.
Harvard subject headings:
Color vision.
Neurophysiology
Physiology, Comparative.
Primates--Physiology
Retinal ganglion cells.
Princeton subject headings:
Color vision.
Neurophysiology.
Physiology, Comparative.
Primates--Physiology.