title: The fine structure of the spermatozoon of Littornia (Gastropoda: Prosobranchia), with special reference to sperm motility.
mesh_terms: D000818:Animals; D002465:Cell Movement; D002467:Cell Nucleus; D002843:Chromatin; D003594:Cytoplasmic Granules; D005260:Female; D005407:Flagella; D002479:Inclusion Bodies; D008297:Male; D008853:Microscopy; D008854:Microscopy, Electron; D008870:Microtubules; D008928:Mitochondria; D012908:Snails / Q000166:cytology*; D013094:Spermatozoa / Q000502:physiology
chemical_list: D002843:Chromatin