BALANOGLOSSUS. 
Fig. 95.—ANATOMY OF BALANOGLOsSUS (Diagrammatic). 
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Collar Cavity. 
Proboscis 
Cavity. 
N erve Plexus, 
163 
Proboscis 
Cavity. 
Pericardium 
Subneural 
Ventral [Gland. 
Mesentery. 
Central 
ntral Alimentary 
< Ve 
part of Intestine. 
Mesentery. 
D 
Dorsal 
Blood-vessel. Dorsal 
Nerve. 
entral Blood- 
vessel. 
Respiratory 
part of 
ntestine. 
Ventral Nerve Cord. 
A, Median sagittal section. B, Transverse section of proboscis. C, Transverse 
D, Transverse section of trunk. 
section of collar. 
