180 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 22 



PLATE 2 



Prometor poculum, new species (sta. 6051) 



1. Entire animals, in left lateral view, x 1. 



2. Nephridia, nephridiopore and projecting setae, in ventral 



view, x 7. 



3. Posterior end, showing anal pore and circlet of gland 



cells, anal glands and posterior end of alimentary 

 tract, x 7. 



4. Seta, projecting from setal pore, showing an undamaged 



spatulate seta, x 55. 



