PLATE VIII. 



Fig. 1. The viscera of the female Common Sole in situ, natural size. 



Fig. 2. The body cavity of the female Common Sole after all the viscera have been 

 removed except the ovary and kidneys, which are left in situ. The wooden 

 rod passes through the anus, the blue probe passes through the external 

 aperture of the common oviduct up into the left ovary, the black bristle 

 passes into the urinary bladder which lies beneath the oviduct. 



