PLATE 38.

Figs. 47 A, B, C. Figures of adult brain.

Fig. 47 A. From the side.

Fig. 47 B. From above.

Fig. 47 C. From below.

Fig. 48. Longitudinal vertical section through the eye of an embryo, about a

week after hatching, shewing the vascular membrane surrounding the vitreous

humour.

Fig. 49. Diagram shewing the arrangement of the vessels in the vascular membrane

of the vitreous humour of adult eye.

Fig. 50. Capillaries of the same vascular membrane.

Fig. 51. Transverse section through anterior part of trunk of an embryo on the

ninth day after impregnation, shewing the pronephros and pronephric chamber.

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Fig. 52. Transverse section through the region of the stomach of an embryo

15 millims. in length, shortly after hatching, to shew the glomerulus and peritoneal

funnel of pronephros.

Fig. 53. Transverse section through posterior part of the body of an embryo,

about a month after hatching, shewing the structure of the mesonephros, the spiral

valve, &c.

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