260 MALL. [Vor. XIX. 
well outlined. The heart and large blood-vessels are filled 
with blood and there is some infiltration of the surrounding 
tissues with round cells. The epidermis has fallen off. The 
changes within the embryo may be due to maceration, but on 
Fic. 263d b.—Sagittal section of the embryo. X 7 times. . 
account of the sharply defined tissues of the chorion and slight 
amount of fibrous changes in the villi and the mucoid dilata- 
tions in the cord with some wandering cells in the tissues, 
I am inclined to think that this specimen represents the earliest 
stage of a strangulated embryo of the sixth week. 
