Figure 24. Stirpulina ramosa. A in A cadaver unearthed: the anatomy of the Japanese living fossil Stirpulina ramosa (Bivalvia: Anomalodesmata: Clavagellidae) - the unique specimen in the collections of Emperor Shōwa

Figure 24. Stirpulina ramosa. A transverse section through one of the kidneys showing a posterior pedal retractor muscle and its connection with a cerebro-pleural – visceral ganglia connective. C-P-V-CONN, cerebropleural – visceral ganglia connective; DK, distal limb of the kidney; PPR, posterior pedal retractor muscle.