Jaw — 



Horny 

 paragnaths 



DORSAL VIEW OF INTERNAL 

 ANATOMY OF ANTERIOR END 



■- Peristom 

 tentacles 



Parapodium 



Nephridium 

 Dorsal cirrus 



Esophagus 

 Esophageal 

 gland 

 Notopodium 



DORSAL VIEW OF HEAD WITH 

 PHARYNX EVERTED 



Dorsal blood 



Coelom- 

 Epidermis- 



184 



Aciculum 



Intestine 



Neuropodium 



Ventral cirrus 

 Ventral 

 blood V. 



Ventral nerve 

 cord 



Dorsal blood vessel 



Longitudinal muscle 

 ntestine 



Ventral blood vessel 

 Ventral nerve cord 



Circular muscle 



PARAPODIUM (Posterior view] 



Cuticle 



