126 THE DEPTHS OF THE SEA. [CHAP. IIL. 
Eusirus cuspidatus, Kroyer (Fig. 18), had pre- 
viously been known only in the Greenland sea, and 
Via. 19 —Caprella spinosissima, Norman. ‘Twice the natural size. (No. 59.) 
the genus was represented for the seas of Britain by 
an imperfect example of another species. | 
Fig. 19 is a large and hitherto unknown species of 
