IAP. in.] THE CRUISES OF THE ' PORCUPINE.' 125 



lhannel directly from the seas of the Loffotens where 

 $ abounds. 



We dredged many Holothurise ; notably everywhere 

 elow 200 or 300 fathoms the delicate little Uchino- 

 ucumis typica, M. SARS ; and Psolus squamatus, 

 COHEN, which does not seem however to be common, 



irough we dredged it in great profusion on one occa- 

 lon in the ' Lightning,' its white scaly disks showing 

 ut against the smooth black pebbles of Pseroe basalt 

 o which they were attached. Holothuria ecalcarea, 

 , was met with occasionally, and formed another 



FIG. 18. Eusirus cuspidatus, KBOYER. (No. 55.) 



nteresting addition to the British fauna. It always 

 lad a peculiar effect coming up among a number of 

 nuch smaller and more delicate things, like a massive 

 jrerman sausage twenty or thirty centimetres long. 



In the characteristic hauls in the cold area we met 

 vith some very interesting crustaceans, one or two of 

 ,vhich I figure as they are highly suggestive of the 

 source of the cold water. They are some of the 

 gigantic forms of amphipoda and isopoda of the 

 tic sea. 



Arcl 



