Post-fertilization functions of annulate lamellae in the periphery of the egg of Spirorbis borealis (Daudin) (Serpulidae=Annelida).
D000845:Annelida / Q000196:embryology*; D002455:Cell Division; D002462:Cell Membrane; D002467:Cell Nucleus; D004721:Endoplasmic Reticulum; D005260:Female; D005306:Fertilization; D006056:Golgi Apparatus; D008854:Microscopy, Electron; D008928:Mitochondria; D010063:Ovum / Q000166:cytology*