title: The egg envelopes of Polymorphus minutus (Acanthocephala).
mesh_terms: D000818:Animals; D003445:Crustacea; D004372:Ducks; D005260:Female; D006025:Glycosaminoglycans / Q000032:analysis; D006376:Helminths / Q000032:analysis / Q000033:anatomy & histology / Q000166:cytology*; D006651:Histocytochemistry; D007202:Indicators and Reagents; D007633:Keratins / Q000032:analysis; D008854:Microscopy, Electron; D008961:Models, Structural; D010063:Ovum / Q000032:analysis / Q000166:cytology*; D011506:Proteins / Q000032:analysis; D013194:Staining and Labeling
chemical_list: D006025:Glycosaminoglycans; D007202:Indicators and Reagents; D011506:Proteins; D007633:Keratins