EXPLANATION OF PLATE XVI. 
Figure 82.—Amphitrite ornata, (p. 613;) lateral view, somewhat reduced, from a 
living specimen. 
83.—Ampharete gracilis, (p. 612 ;) lateral view. 
24.—Euchone elegans, (p. 618 ;) lateral view. 
85.—Polycirrus eximius, (p. 616;) dorsal view of a living specimen creeping 
by means of its tentacles ; natural size. 
(Figures 82, 84, 85, were drawn from nature by A. E. Verrill; 83, by J- H. Emerton.) 
