Polarised light-sensitive interneurones in a swimming crab.
D000818:Animals; D003386:Brachyura / Q000502:physiology*; D007395:Interneurons / Q000502:physiology; D009904:Optical Rotation; D010786:Photoreceptor Cells / Q000502:physiology; D014795:Visual Pathways / Q000502:physiology; D014796:Visual Perception / Q000502:physiology