540 THE AMEBIC AN NATURALIST [Vol. XLIX 



3. Six to Ten (Sometimes Four) Rays 

 Geographical Distribution. — Southern Japan and the 

 Hawaiian Islands to the Malay Archipelago, in rather 

 deep water; abysses of the Indian Ocean and the Ant- 

 arctic; Florida northward and northeastward to Iceland 

 and Norway in deep and cold water. 



