title: Fine structural studies of the intestinal system of the nematode Leidynema appendiculata (Leidy, 1850).
mesh_terms: D000818:Animals; D004847:Epithelial Cells; D005260:Female; D007413:Intestinal Mucosa / Q000166:cytology; D007422:Intestines / Q000166:cytology*; D008854:Microscopy, Electron; D010124:Oxyuroidea / Q000166:cytology*