title: An electron microscope study of the anal organs of Drosophila larvae.
mesh_terms: D001003:Anal Canal / Q000033:anatomy & histology / Q000166:cytology; D002462:Cell Membrane; D003593:Cytoplasm; D004330:Drosophila / Q000033:anatomy & histology* / Q000166:cytology; D007814:Larva / Q000033:anatomy & histology; D008854:Microscopy, Electron; D008855:Microscopy, Electron, Scanning; D008928:Mitochondria