DIGESTIVE TRACT OF THE CAT. 



11 



to show more accurately the relation of the jejunum and 

 colon to the liver. One sees with great distinctness how 

 deeply both of these portions of the intestine groove that 

 organ; in fact, at one point they are both actually surrounded 

 by liver tissue. The liver of this embryo, however, does not 



Fig. 6. 



Continued dissection of the embryo 20| mm. (Enlarged 10.6 diameters.) 

 X., liver. J"., jejunum, i)., duodenum. iS'., stomach. C, colon. 0., omen- 

 tum. Sp.^ spleen. 



seem to present quite such colossal dimensions as in the 

 embryo of 17| mm., as on the right a small bit of the duode- 

 num is visible, and on the left the greater curvature of the 

 stomach, both of which were completely concealed by it in 

 the former embryo. 



