182 ANNULATA. 
Fig. 109. —LaTERAL Vitw (LEFT Fig. 110.—DISSECTION OF ARENI- 
SIDE) OF THE LoBworm ( Aren- COLA. “(Ad nat.) 
tcola Marina). (Ad nat.) 
.Pharynx. 
First Mesentery; 
Peri- 
stomium Septal Pocket. 
jum. 
. i. Nephridium. 
ll 
: 
(Esophageal 
Nephridiopore. Gland 
Ventricle.__ 
5 Auricle., \ 
Neuropodium. 
Efferent 
6 Dorsal. nee” 
Lateral. Branchial. 
Ventral. 
Subintestinal. - 
e 
j Gills. 
9 
Io 
me. 
12 
z 3 a 
#{ - Seventh Efferent 
14 Branchial. 
Seventh Afferent 
Branchial. 
Dorsal Blood-vessel. 
First Posterior 
Mesentery. 
GHITTLLD Anus. 
The pharynx is protruded. The body-wall is cut down the median 
dorsal line and pinned down on each side. 
