title: Shell structure in Difflugia Lobostoma observed by scanning and transmission electron microscopy.
mesh_terms: D000656:Amoeba / Q000502:physiology / Q000648:ultrastructure*; D000818:Animals; D003593:Cytoplasm; D006652:Histological Techniques; D008854:Microscopy, Electron; D008855:Microscopy, Electron, Scanning; D011554:Pseudopodia / Q000648:ultrastructure