1/2 THE DEPTHS OF THE SEA, [cHAP, 1V. 
these—for the region in which they are common 
under very different climatal conditions is within a 
few miles, and there is no intervening barrier—but 
Fic. 32.—Ophiomusium lymani, WYVILLE THOMSON. Dorsal surface ; natural size. (No. 45.) 
they certainly are not abundant. Amphinra abys- 
sicola, SARS, was in great numbers sticking to the 
sponges, and Ophiacantha spinulosa was nearly as 
common as in the cold area. 
