Ottaviani, E Neurosecretory cells in the central nervous system of Helicella virgata (Gastropoda, Pulmonata). [electronic resource] - Zeitschrift fur mikroskopisch-anatomische Forschung 1982 - 583-90 p. digital Publication Type: Journal Article ISSN: 0044-3107 Subjects--Topical Terms: AnimalsBrain--cytologyCentral Nervous System--cytologyGanglia--cytologyNeurons--classificationNeurosecretory Systems--cytologySnails--anatomy & histology