PLATE XL — Continued. 



Fig. 30. Sfirorbis quadrattgularis Stimpson, p. 241. Caudal seta of specimen 

 from Greenland. 

 31. Chttinopoma greenlandica (Morch) Levinsen, p. 229. One of the 

 shorter collar setJE (longest ones broken) of specimen on tubes of 

 Notkrta conchy lega from off the eastern coast of New England, 

 in 32 fathoms. 

 All figures by the author; i, 2, 17-20, X 65 ; others, X 398- 



(339) 



