The fine structure of the procerebrum of pulmonate molluscs, Helix and Limax
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Neuronal perikarya of the procerebrum of Helix and Limax are generally naked and lie side by side. The cell mass contains large numbers of axosomatic and axoaxonic synapses represented by boutons of two types; dense core vesicles (800-1200 A, in diameter) bein... ...