title: Ultrastructure of the gonadal wall of the sea cucumber, Leptosynapta clarki (Echinodermata: Holothuroidea).
mesh_terms: D000818:Animals; D002923:Cilia; D003094:Collagen; D003594:Cytoplasmic Granules; D004447:Echinodermata / Q000033:anatomy & histology*; D004847:Epithelial Cells; D006056:Golgi Apparatus; D002479:Inclusion Bodies; D008297:Male; D008854:Microscopy, Electron; D008928:Mitochondria; D009130:Muscle, Smooth / Q000166:cytology; D009474:Neurons / Q000166:cytology; D010587:Phagocytosis; D010860:Pigments, Biological; D013094:Spermatozoa / Q000166:cytology; D013737:Testis / Q000166:cytology*
chemical_list: D010860:Pigments, Biological; D003094:Collagen