158 G Canadian Arctic Expedition, 1913-1918 



PLATE XXVIII. 



Fig. 1. Stephanauge nexilis Verrill. Cotype. Longitudinal section, from a photograph; 

 x about 2. 



2. The same. Another specimen. Transverse section across the upper part, cutting the 



inner part of the retracted disk and invected tentacles. 



3. The same specimen. A section made a little lower down. 



4. The same specimen. A section made still lower down, x 2. By the author. 



