EEEANTIxVTE TOLYCHAETA OF JAPAN. 247 



nsnally simple l)iit sometimes divided into two or three branches. 



Bristles simple on dorsal, and compound on ventral, ramus of 

 parapodia. 



General colour of body as well as of parapodia light brown, 

 with rather deei> brownish pigments developed on tip of ligulae 

 and of dorsal cirri. 



Anal segment small, with comparatively large anal cirri of 

 a deei^ brown colour. 



Proboscis large, club-shaped, measuring 13 mm. in length, 

 provided with elongate leaf-like papilLT. Basal prolongation of 

 jaws provided with a slightly curved appendage. 



Habitat : — West side of Hashidaté in Prov. Tango, July 8th, 

 1903. 



In that season of the year the body-cavity was full of repro- 

 ductive elements. 



Glycern alba Kathke. 

 PI. XXII r, figs. 8—!). 



1843. GlyctTii jill)a, luitlikc. Beiträge /ur F;um;i Xoiwegeiis, p. 173, 

 Taf. IX, Fig. 9. 



1867. Glyceni jdba, Malmgi-en. Animlata Polyeliaeta, p. 69, PI. XIV, 



fi^^ -S2. 



1868. Gh'cera all)a, I'-lilns. l^ie Boi-stonwürmer, p. 661. 



1903. Glycera all.a, 'y\(x^xv. Pvoc. Acad. Nat. Sc. Pliilad., Vol. LV, 

 p. M'.t. . 



Body ta[)ers much posteriorly; segments 80 — 100; length 

 56 — 7.") mm. ; l^ieadth about 4 mm. including parapodia. 



Prostomiinii conical, its indistinctly annulated basal region 

 somewhat longer tban one-third of the entire length, the remaining 



