104 



THREE CRUISES OF THE " BLAKE 



jj 



giiial plates, its ventral plates allying it to the Asterinoe, finds 

 its place between it and the Astropectinidse. 



Fig. 380. — Ctenaster speetabilis. |. (Perrier.) 



In regard to the geographical distribution of starfishes, it was 

 interesting to find in the deep waters of the Caribbean district 

 the Northern Atlantic genera Cribrella, Solaster, Pedicellaster, 



and Brisinga. 



Fig. 381. — Radiaster elegans. ^. (Perrier.) 



