98 ART. II. A. IZUKA : 



Branchiao simple, filiform. 



The worm lives in a tube Avhich has a remarkable re- 

 semblance to the barrel of a quill ; liorny, smooth and trans- 

 lucent. It is about 140 mm, in leiigtli and 8 mm. in diameter 

 at the mouth ; the upper part of the wall of tube is thinner 

 than the lower. The tube is tough, and not easily cut with knife. 



Habitat : — Suruga Bay and Totomi Sea, in 63 — 107 fathoms 

 (" xllbatross "). A. specimen of unknown locality is found in the 

 Museum of the Zoological Institute, Imp. Univ., Tokyo, among tlie 

 collection from Sagami Bay. 



Genus Otmphis And. et M-Edw. 



Prostomium witli 2 anterior short, tliick, and 5 posterior long 

 tentacles provided with ringed ceratophore. Eyes small, situated 

 somewhat behind and between median and lateral tentacles. 

 Peristominin simple, with 2 tentacular cirri. Branclriae comb-like, 

 or simple. The tube consists of sand -grains, small stones and 

 fragments of shells ; sometimes flat and broad. 



Onuphis eoneltylega Sars. 

 PL Xr, figs. 5—7. 



1850. Onuphis ooiicliylegn, Grnbe. Fam. Annel, p. 292. 

 1865. Northia „ Johnston. Cat. P>rit. Worms, y). 188. 



1877. Onuphis ,, Grube. Familie Eunicea, 55. Jaln-esber. d. 



Scliles. Gessell. f. vaterl. Cult., p. 90. 



Body elongated, a little tapering towards each extremity, 

 convex dorsally, more flattened on ventral surface which is 

 furrowed as usual in the median line ; yellowish brown in colour, 

 with faint iridescent lines across sutures. It measures 05 mm. 

 in length and 3.5 mm. in breadth at the 10th segment. 



