Afzelius, B A The flagellar apparatus of marine spermatozoa: evolutionary and functional aspects. [electronic resource] - Symposia of the Society for Experimental Biology 1982 - 495-519 p. digital Publication Type: Journal Article; Review ISSN: 0081-1386 Subjects--Topical Terms: Acanthocephala--physiologyAmphibians--physiologyAnimalsAnnelida--physiologyArthropods--physiologyBiological EvolutionCentrioles--physiologyEukaryota--physiologyFishes--physiologyMalePhylogenyPlatyhelminths--physiologySperm MotilitySperm Tail--physiologySpermatozoa--classification