236 MALL. [VoL. XIX. 
The most marked changes are seen in the head. Much of 
the epidermis is still in place, but some of it has fallen off. 
At the back of the head the destructive process has included 
the back of the brain and the upper part of the spinal cord. 
The fore-brain, mid-brain and the spinal cord of the trunk 
are still intact and dissociated. The eyes are of normal shape 
and position, but much macerated. The nerves of the head 
can still be outlined, which shows quite conclusively that the 
destruction of the medulla is of recent date. 
Fic. 226b.—Reconstruction of the central nervous system of the embryo. 
No. 228. 
Ovum, 60 x 25 x 25 mm.; embryo, 4 mm. 
Dr. West, Bellaire, Ohio. 
“The specimen is from the first pregnancy of a fairly 
healthy woman. Last period July 1 to 3, and the abortion 
took place on October 10, 1903.” 
