title: Visual receptor pigments in the African cichlid fish, Haplochromis burtoni.
mesh_terms: D000818:Animals; D005399:Fishes / Q000502:physiology*; D008297:Male; D010786:Photoreceptor Cells / Q000166:cytology / Q000502:physiology*; D012168:Retinal Pigments / Q000502:physiology*; D012243:Rhodopsin / Q000502:physiology; D013053:Spectrophotometry; D013056:Spectrophotometry, Ultraviolet
chemical_list: D012168:Retinal Pigments; D012243:Rhodopsin