144 G Canndian Arctic Expedition, 1913-1918 



Plate XXI, 



Fig. 1. Halcampa duodecimcirrata (Sars). General figure from life; x 4. 



2. The same. Variety nilida, new. Type. View of the upper part from life; x 4. 

 2a. The same specimen. View of the disk and tentacles; x about 3 J. 



3. Halcampa farinacea (Ver.). General figure from life: x about 4. 



4. Drillactis pallida Ver. General figure from life: x about 2. Type. 



4a. The same; a, b, c, d, several forms assumed by the tentacles; more enlarged. 



5. Eduardsia elegans, var. picta Ver. Side view of upper parts from life; x about 6. Type, 



6. The same. Another colour variety, from Portland, Maine, general figure from life; x 3^. 



Figures 1, .5. 6 were by J. H. Emerton; the others by the author. 



