title: Unidirectional rotation neurones in the optomotor system of the crab, Carcinus.
mesh_terms: D000054:Acceleration; D000200:Action Potentials; D000818:Animals; D003445:Crustacea / Q000502:physiology*; D005123:Eye / Q000294:innervation*; D008027:Light; D009046:Motor Neurons / Q000502:physiology*; D009132:Muscles / Q000502:physiology*; D012399:Rotation