PLATE XXXV. 



Fig. 



1. Dorsal cirrus of Euphro syne folios -a, x 310. 



2. Branchial processes of Euphrosyne armadillo. 



3. Tips of branchial processes of Euphrosyne folios a. X 236. 



4. Tips of branchiae of Euphrosyne Bobertsoni, Frith of Clyde. X 90. 



5. Bristles of Spinther miniaceus. 



a. Yentral bristle. X 90. 



b. Tip of a somewhat shorter and stouter form. x 350. 



c. Hook from the ventral region. X 350. 



6. Upper bristle of Euphrosyne Bobertsoni, n. s. (Clyde), with shorter tip. X 210. 



7. Lower bristle of Euphrosyne Bobertsoni, n. s. (Clyde), with longer tip. X 210. 



8. Bristle of Euphrosyne armadillo. Oc. 1, obj. D, Zeiss. 



9. Dorsal bristle of Euphrosyne armadillo (Norway). x 350. 



10. One of the slender bristles of Euphrosyne armadillo (Norway). x 350. 



11. The same. X 350. 



12. The same. X 350. 



13. Bristle of Euphrosyne armadillo. X 350. 



14. Bristle of Euphrosyne armadillo. Zeiss, oc. 1, obj. D. 



15. Dorsal bristle of Euphrosyne folios a. x 236. 



16. Bifid bristles of Euphrosyne folios a (seen on edge). Zeiss, oc. 1, obj. D. 



17. Slender serrated bifid bristle (dors.). Zeiss, oc. 1, obj. D, 



18. Profile view of curved bifid bristle. Zeiss, oc. 1, obj. D. 



19. Bristles of Paramphinome pulchella, a, from the inferior lobe; b, c, from the superior 



lobe. X 700. 



20. Dorsal bristles of Eurythoe borealis from a posterior foot. X 350. 



21. Bifid dorsal bristles of Eurythoe borealis (Channel Islands). X 350. 



22. Slender bristles of Eurythoe borealis (Channel Islands). X 350. 



23. Ventral bristle of Eurythoe borealis (Channel Islands). X 350. 



24. Bristle of first ventral series of a typical foot of Aphrodita aculeata. X 55. 



25. Bristle of the middle of the second row of the ventral series. X 55. 



26. Tip of posterior hair (lower series) near last foot (Aphrodita aeuleata). X 360. 



27. Tip of dorsal hair forming felt (Aphrodita aculeata). X 350. 



28. Bifid (serrated) dorsal bristle of Euphrosyne Bobertsoni. X 300. 



