PLATE XIa. 
Fig. 1. One of the shorter and peculiarly curved dorsal bristles of Eunoa 
capensis, ....... x 350. 
Fig. 2. Tip of another, with a longer smooth extremity, . . . x 350. 
Fig. 3. Ventral bristle of the same, . . . . . x 350. 
Fig. 4. One of the longer and more slender dorsal bristles of Lagisca 
crosetensis, . . . . . . . x 90. 
Fig. 5. Lateral view of the tip of one of the shorter dorsal bristles of 
the same, ....... x 350. 
Fig. 6. Average example from the ventral division of the foot in the 
foregoing, ....... x 210. 
Fig. 7. Spine-like bristle from the ventral division of the foot of Polynoella 
levisetosa, . . . . . . x 90. 
Fig. 8. Dorsal bristle of Polynoe attenuata, . ... x 350. 
Fig. 9. Tip of ventral bristle, from the same, . . . . x 350. 
Fig. 10. Tip of dorsal bristle of Lepidomtus cristatus, . . . x 350. 
Fig. 11. Tip of a ventral bristle of the foregoing, . . . . x 210. 
Fig. 12. Dorsal bristle of Lagisca yohohamiensis (average example), . x 350. 
Fig. 13. Ventral bristle of the same, . . . . . x 210. 
Fig. 14. An average form amongst the longer dorsal bristles of Eunoa 
ahyssorum, . . . . . . . x 90. 
Fig. 15. Tip of one of the longer (superior) ventral bristles of the preceding, x 90. 
Fig. 16. Tip of one of the shorter and smaller inferior bristles, . . x 90. 
