EKEANTIATE POLYCHAETA OF JAPAN. 257 



CONTENTS. 



PAGE 



Introduction 1 



Distribution of Errantiate Polycliseta in Japan 3 



Table showing the distribution of Errantiate Polychseta in Japan , . 6-7 



Systematic 7 



Family Polynoidye . . . . , . , . 7 



Genus Pohjnoë Savigny 8 



P. gymnonota Marenz . . . PL III. figs. 1-4. 8 



P. ijimcd, n. sp PI. Ill, figs. 5-6. 11 



P. squamrta (L.) PI. IH, figs. 7-9. 12 



P. c/am (Montag.) PI. IH, figs. 10-11. 15 



P. sagamiana, n. sp PL IV, figs. 11-15. 17 



P. chitom/ormis (Moore) 19 



P. branchifera (Moore) 22 



P. cœlora (Moore) 23 



P. pldokpis Marenz PL XII, figs. 1 2-14. 25 



P. vexillaria (Moore) . . . . PL I, fig. 2 ; III. figs. 12-14. 27 



P. semierma Moore 30 



P. microsetosa, n. sp PI. IV, figs. 6-10. 31 



P. longisdina, n. sp PL I, fig. 1 ; PI. IV, figs. 1-5. 34 



P. oceUata Mcintosh 36 



P. carinoia (IVloore) 38 



P. magnacornuta (Moore) 40 



Genus PdynocUa Mcintosh 41 



P. levisdosa Mcintosh 41 



Genus Ilcmaothnë Kinberg 43 



77. imhricata (L.) . . . . PL V, figs. 1-4 ; PL VI, fig. 1. 43 



H. yendoi, n. sp PL V, figs. 5-8. 49 



//. lamdN/cra (Marenz.) PL V, figs. 9-11. 50 



//. yol'oJiamicnds (Mcintosh) 53 



H. yedomms (Mcintosh) PL XH, figs. 15-16. 54 



77. hdlofkuncda, n. sp PL VI, figs. 2-7. 55 



77. dnagawaensis, n. sp PL VI, figs. 8-12. 57 



Genus Scalisctœus Mcintosh 59 



S. 2^Cißcm, n. 3^ PL VII, figs. 1-7. 59 



S. formm„M Mcx)re PL XII, figs. 17-19. 61 



