Pig. 



5. 



Fig. 



6. 



Fig. 



7. 



Fig. 



8. 



SEA-FISHERIES LABORATORY. 241 



organs. The specimen was cleared in xylol, 

 and the right anchor process removed. x 4. 



Transverse section through <* (3, {Fig. 4,) 

 showing the muscular wall, the ovary, 

 oviduct, cement gland, and intestine. x 9. 



Transverse section through x /3, (Fig. 4,) just 

 anterior to the rectum. X 20. 



Portion of the cement gland. x 20. 



Front view of the anchor processes of an adult 

 female, x 4. 



