[On the ultrastructure of the "brain" and the sense organs of Protodrillus rubrophyaryngaeus Jaegersten (Archiannelida). With special consideration of the neurosecretory cells].
D000818:Animals; D000845:Annelida / Q000033:anatomy & histology*; D002490:Central Nervous System / Q000033:anatomy & histology*; D008853:Microscopy; D008854:Microscopy, Electron; D009457:Neuroglia / Q000166:cytology; D009474:Neurons / Q000166:cytology; D009489:Neurosecretion
Zur Feinstruktur des "Gehirns" und der Sinnesorgane von Protodrilus rubropharyngaeus Jaergersten (Archiannelida). Mit besonderer Berücksichtigung der neurosekretorischen Zellen.