120 AET. IT. A. TZÜKA : 



dibles large, broad, with white calcareous plates. 



The tnhe, in which the worm lives, is characteristic (fig. 3). 

 It is horny, dark brown, regularly wavy in form ; at every bend 

 there is a tubulated aperture directed backwards and with 

 expanded fi.mbriated border. 



Habitat :— Sagami Bay, 100 fathoms (" Golden Hind "). 



Eunice vittata (Delle Chiaje). 



PI. XII, figs. 7—9. 



1829. Nereis vittata, D. Chiaje. Memorie, Vol. IV, p. 15. 

 1868. Eunice limosa, Elilers. Die Borstenwürmer, p. 348. 

 1885. Eunice vittata, Mcintosh. " Challenger " Annel., p. 275. 

 1885. „ „ St. Joseph. Ann. Sc. Nat. Zool, Tom. V, p. 272. 



1903. „ „ Moore. Proc. Acad. Nat. Sc. Philad., Vol. LV, p. 



435. 



Body highly arched dorsally, tapering much toward posterior 

 end. Each segment with 2 brownish transverse bands. Number 

 of segments about 85 ; lengtli 40 — 45 mm. ; breadth 2.5 mm. 



Prostomium provided with 5 long and smooth filamentous 

 tentacles ; palpi 2. 



The first segment twice as long as the second, which 

 is provided with 2 smooth tentacular cirri ; tip of these scarcely 

 reaching to the anterior border of the first segment. 



Parapodium with a slender smooth dorsal and a short conical 

 ventral cirrus. Bristles in the dorsal fascicle are of pectinate 

 and setose kinds ; the ventral fascicle consisting of compound 

 bristles, the two-hooked end-piece with minute hair-like spikes 

 and tlio guard prolonged to form a conical tip (ilg. 8), 



