The section shews the nearly completed ureters, developing Malpighian bodies, &c.
Fig. 9. Longitudinal and vertical section through the anterior part of the kidney proper of the same embryo as fig. 8. Zeiss A, ocul. 2.
The figure illustrates the mode of growth of the developing ureters.
9A. More highly magnified portion of the same section as fig. 9.
Compare with transverse section fig. 4.
Fig. 10. Longitudinal and vertical section through part of the Wolffian body of an embryo of Scyllium canicula at a stage between O and P.
The section contains two examples of the budding out of the vesicle of a segmental tube to form a Malpighian body in its own segment and to unite with the tubulus of the preceding segment close to its opening into the Wolffian duct.
EXPLANATION OF THE [PLATES 22] AND [2]3[3]. (VIII. p. 168.)