io Sir Everard Home’s account of the 
NN. The inferior aorta. 
OO. The aerating organs.. 
Plate IE. 
The same parts shown in an opposite point of view. 
A A. The vena cava anterior. 
BBB. The venas cavas inferiores. 
DDDD. The large veins with their appendages described^ 
in PI. I. 
EE. The ligamentous attachments, hiding the origin of the 
large vein that goes to the organs of aeration. 
FF. The bulbs belonging to the veins that go to th^ 
aerating organs. 
GG. The spongy bodies attached to the bulbs. 
I I. The arteries that return the blood to the heart. 
KK. The two auricles of the heart. 
L. The ventricle. 
NN. The inferior aorta. 
OO. The aerating organs. 
Plate III. 
This plate exhibits three figures of the Lumbricus marintte, 
and one of the terrestris. 
Fig. 1. The Lumbricus marinus as it appears when in full 
vigour, playing about in salt water. The mouth has the lips 
turned out, as if in search of food. 
Fig. 2. The body of the animal is laid open, giving a view 
of the blood vessels which lie upon the back under the skin, 
and supported by the stomach and intestine on which, they 
rest.. 
