EKlfANTIATE rOLYClIAETA OF JAl'AN. 117 



cqUtils }y tlic widtli of the body. Ventral cirrus short, oonictil, 

 with broad base. 



In postcrioi' })arapodinm the ventral cirrus becomes much 

 slender, and extends beyond tip of the parapodium. 



Branchiae begin to appear on the Gth segment, each consist- 

 ing of 3 filaments. The number of filaments increases to 8 

 on the 11 til parapodium, and then again decreases posteriorly, 

 becoming ü on the 30th parapodium and 3 on about the 140th. 

 They do not reach to the dorsal median line of body. 



Maxillary forceps slender, their length being about 3 times that 

 of the posterior processes. The great dental plates with 5 teeth 

 on the right, and 6 on the left. The unpaired left plate with a 

 small anterior and 4 large posterior teeth. The paired lateral 

 plates with 7 teeth on the right, and 4 on the left. Two 

 unequal sized accessory plates on each side of the latter. 



The anterior broadened edge of the mandibles is irregularl}' 

 serrated, the right with 3 teeth, and the left with 4. Mandibles 

 of a, light colour ; their posterior elongated parts slender and 

 black. 



Habitat : — Sagami Bay (!) ; Misaki (!) ; -lapan (Mahenzelleu) . 



J^unice kobicïisis Mcintosh. 

 PI. Xlll, iigs. 11-12. 



ISS'J. Eimicu kobicijsis, Mcintosh. " Clitillcngur "' Auiici , p. "278. 



r>ody consisting of (3')-75 segments, measures about 00 mm. 

 in leuLTlh mid about ;).-" nun, in. maximum breadth includiuL!: 

 parapodia. 



rrostoniiiiiii with deeply cleft anterior margin.. Median 



