ElMtANTIAl'E POLYCHAEÏA OP JAl'AK. 123 



to 14 or 15 ill number ; on the IGtli, to 18 or 10, whicli number 

 is kept up to about the ßoth segment ; thence the number 

 decreases })osteriorIy, there being 9 filaments on tlie 103rd 

 segment, only one on the löüth, and none on tlie l'Jöth. 



The anal segment is provided witli 2 rather long, and 2 very 

 sliort, anal cirri. 



Maxillary forceps slender and moderately curved, almost 3 

 times as long as their posterior api)endage, which is constricted 

 in the middle and has a median notch posteriorly. Great dental 

 plates with 4 teeth on the left, and 5 on the right. Unpaired left 

 plate with (i teeth ; curved lateral plates with 4 teeth on the 

 left, and 1) on the right. Two accessory plates on each side, 

 the iimer large and black, the outer small and white. Mandibles 

 diverge posteriorly ; the anterior dental plates calcareous, and 

 the cutting edge irregularly serrated. 



Habitat : — Misaki (!) ; Ushibuka in Prov. Iligo (Mr. S. Ta- 



KAHASHl). 



Miutice tniicvonata ^loore. 



PI. XIV, ligs. G— 7. 



1003. Euuicu nuu-rou.'itn, jNLooih^ Pror. Ai-;ul. N;it. Sc. Pliilad., Vol. LV, 

 p. 437. 



I5()(ly iiicasiircs 1 !<• iiiiii. nr more in length and I mm. in 

 bi'caddi ;il I lie poslcriuL' end of tlic anterior fourth oi the l)ody. 

 XiiihIhm- oL' segiiH'iils Jiboiil 120. I'ody as a whole somewhat 

 depressed, iiiosi >n in the lii';iiiclii;i(('d legion, strongly convex 

 d()rs;ill\' in llic prcl)i;i ndiiiilcd and candal regions, l)ut ventrally 

 llatlciKMJ t lii'Diigliont . 



Prüstomium sli'/li(l\ bi-uadcr (ban long, the length about 



