58 Notes from the Qatty Marine Lxhoratory. 



Fi(]. ^. Tube of Cjistenides granulata, L. Enlarged. 



Fig. 4. Portion of the wider end, which has about fourteen sand-grains 



in a transverse lino. Enlarged. 

 Fig. 5. Tenth foot of Spio martinensis, Mesnil. X Zeiss, oc. 2, obj. A. 

 Fig. 6, An imperfect twentieth foot, to show the arrangement of the 



bristles and hooks. X oc. 2, obj. A. 

 Fig. 7. SabeUides horealis, Sars, from the dorsum. Enlarged under a 



lens. 

 F>g. 8. Lateral view of the same. Ditto. 

 F g. 9. Anterior hook. X oc. 4, obj. F, with draw-tube. 

 F g. 10. Smaller form vs^ith slight variation. Ditto. 

 Fg.W. Posterior hook. Ditto. 

 Fig. 12. Laphania boecki, var. hystricis. Anterior hook, x oc. 4, obj . F. 



Plate II. 



Fig. 1. Anterior bristle of SabeUides horealis, Sars. X oc. 4, obj. D. 

 Fig. 2. Longer anterior bristle of ir/j9/ia?n'a6oecAv', var. /jys^nm. Xoc. 4, 



obj. D, + 2 in draw-tube. 

 Fig. 3. Shorter bristle with broad tip. X oc. 4, obj. D, with full draw- 

 tube. 

 Fig. 4. Hook of Amphitrite near grayi, Malmgren. x oc. 4, obj. D, 



■with draw-tube. 

 Fig. 5. Hook of Loimia gigantea, Montagu, from S. England. X oc. 4, 



obj.D. 

 Fig. 6. Hook ot Lonnia medusce from Naples. X oc. 4, obj. D, with 2 



in draw-tube. 

 Fig. 7. Hook of Cistenides hypei'horea, Malmgren. x oc. 4, obj. F, with 



draw-tube. 

 Fig. 8. Anterior bristle of Lanassa nordenskioldi, Malmgren. x oc. 4, 



obj. A. 

 Fig. 9. Hook, x oc. 4, obj. D. 



Fig. 10. Longer anterior bristle oi Art acana canadensis. X oc. 4, obj.D. 

 Fig. 11. Shorter bristle. Ditto. 



Plate III. 



Fig. 1. Anterior bristle of Amphitrite near groenlandica, Malmgren, 

 X oc. 2, obj. D. 



Fig. 2. Hook of Amphitrite affinis, Malmgren. X oc. 2, obj. D. 



Fig. 3. Hook of Artacama canadensis. X oc. 4, obj. F, with draw- 

 tube. 



Fig. 4. Stout bristle C' hook ") of ^?n«a ^n/o6«<rt, Sars. Xoc. 4, obj.D. 



Fig. 5. Outline of a softened example of Macrochceta clavicornis, Sars, 

 from St. Andrews Bay (18G3). Maguitied. 



Fig. 6. Portion of the bodv-wall, to show the papillae. X oc. 4, obj. A. 



Fig. 7. Jointed hook-like bristle. X oc. 4, obj. 1). 



Fig. 8. Upper end of shaft of hook-like form, with fine striae in a large 

 example. X oc. 4, obj. D. 



Fig. 9. Portion of a bristle, indicating its minutely spinous condition. 

 X oc. 4, obj. F, with draw-tube. 



