Figure 20 in Anatomy, shell morphology, and microstructure of the living fossil Pulvinites exempla (Hedley, 1914) (Mollusca: Bivalvia: Pulvinitidae)

Figure 20. Nervous system in Pulvinites exempla. A diagrammatic lateral view showing the position of major nerves and ganglia. Inset: abdominal sense organ, transverse histological section (5 µm, Alcian Blue/Periodic Acid/Schiff 's stain; AMS C.129659, 62.2 mm). Scale bar = 50 µm. aso, abdominal sense organ; CP, cerebropleural ganglia; cpc, cerebropedal connectives; cvc, cerebrovisceral connectives; dpn, dorsal pedal nerves; gn, gill axis nerve; P, pedal ganglia (joined); pamn, posterior adductor muscle nerve; prmn, posterior pedobyssal retractor nerves; sec, supra-oesophageal connective; V, right visceral ganglion (left cannot be observed in this view).