title: The ultrastructure of the nauplius eye of Sapphirina (Crustacea: Copepoda).
mesh_terms: D000818:Animals; D003445:Crustacea / Q000166:cytology*; D005123:Eye / Q000166:cytology*; D006652:Histological Techniques; D008854:Microscopy, Electron; D009799:Ocular Physiological Phenomena; D012168:Retinal Pigments
chemical_list: D012168:Retinal Pigments