PLATE OXXV. 



Fig. 



1. Slightly winged bristle of Melinna cristata, Sars. X oc. 4, obj. D. 

 1 a. Dorsal (post-branchial) hook, x oc. 2, obj. D. 



1 b. Hook, x oc. 2, obj. D. 



2. Winged bristle of Melinna elisabethse, Mel. X oc. 4, obj. D. 



2 a. Dorsal hook, x oc. 2, obj. D. 



2 b. Hook, x oc. 4, obj. F, with draw-tube. 



3. Winged bristle of Melinna palmata, Grube ( = adriatica, Marenzeller). X oc. 4, 



obj. D. 



3 a. Dorsal hook. X oc. 2, obj. D. 



3 b. Hook. X oc. 4, obj. F, with draw-tube. 



3 c. Anterior setigerous process. X oc. 2, obj. A. 



4. Slightly winged bristle of variety of Nicolea venustula, Montagu, from 640 fathoms. 



(Vide p. 150.) X oc. 2, obj. F. 



4 a. Hook, x oc. 4, obj. F, with draw-tube. 



5. Anterior bristle of Amphitrite cirrata, 0. F. Miiller. x oc. 4, obj. D. 

 ha. Hook, x oc. 4, obj. D, with draw-tube. 



6 and &. Winged bristles of Amphitrite affinis, Malmgren. x oc. 4, obj. D. 

 6 a. Anterior hook, x oc. 4, obj. D. 



6 b. Posterior hook, x oc. 4, obj. D, with draw-tube. 



7. Tip of an anterior serrated bristle of Petta pusilla, Malmgren. x oc. 4, obj. D. 



7 a. Winged and serrated bristle. X oc. 4, obj. D. 



7 b. Similar form with a slight spear-tip. X oc. 2, obj. D. 



7 c. Capillary serrated bristle. X oc. 2, obj. D, with 1-in. draw-tube. 



7 d. Caudal hook. X oc. 4, obj. D. 



7 e. Hook. X oc. 4, obj. D, full draw-tube. 



7/. Posterior end with scapha. Enlarged. 



7 g. The same in lateral view. Enlarged. 



8. Simple capillary bristle of Tetreres mnrata, Allen. X oc. 2, obj. D. 



8 a. More slender capillary form. X oc. 4, obj. A, with full draw-tube. 



9. Anterior end of Aniage auricula, Malmgren, from Norway. Enlarged under a lens. 



(Vide p. 80.) 

 10. Winged bristle of Amphitrite figulus, Daly ell. X oc. 4, obj. A, with 2-in. draw-tube. 

 10 a. Geniculate bristle showing striae on curve. X oc. 4, obj. A, with 2-in. draw-tube. 



