title: The fine structure of the compound eye of a damsel-fly.
mesh_terms: D000818:Animals; D001369:Axons; D004175:Diptera / Q000033:anatomy & histology*; D005123:Eye / Q000166:cytology*; D006652:Histological Techniques; D008854:Microscopy, Electron; D009799:Ocular Physiological Phenomena