142 Mr. T. V. Hodgson on the 



The specific characters of tliis antarctic species are : — 

 ular tubercle long, conical, and without eyes. 



Tarsus very short, not one-tilth the length of the propodus. 



Pentanymphon antarcticum. 



Pentamjmphon antarciicum, Hodgson, Ann. & Mag. Nat. Hist. (7) 

 vol. xiv. (1904). 



This species has been recorded by every antarctic expe- 

 dition, and has a circumpolar distribution. 



Nymphon unguiculatum. 



Body slender, with rather long but widely separated lateral 

 processes. Quite smooth. Ocular tubercle short and stout, 

 rounded above the eyes. 



The joints of the palps vary but little, 4 — 5 — 4'5 — 5. 



The legs are clothed sparingly with sliort spinous setae. 

 The terminal claw is long and there are no auxiliaries. 



17. iv. 02. 385 m. 



Nymphon tenuimanum. 



Body not so much as slender, the lateral processes are 

 widely se|)arated. The ocular tubercle is reduced to a trace, 

 and there are no eyes. The legs are provided with extra- 

 ordinarily long setae on tlie first tibise, and to a less extent 

 on the second and the femora. No auxiliary claws. 



30. iii. 03. 330 m. 



Nymphon exiguum. 



Body comparatively stout, with widely separated lateral 

 processes. Ocular tubercle placed well forwards and small ; 

 eyes well developed in sjme specimens. 



The joints of the palps are as 3 — 5 — 1'3 — 4. 



Propodus twice as long as tarsus. No auxiliary claws. 

 A small species. 



Various dates, in 385 m. 



NympTion fuscum. 

 Nymphon fuscum, Hoek, 'Challenger.' 



Several specimens occur in the collection from Kerguelen 

 Island. 



This and its allies, N. antarcticum of Miers andiV. meridio- 

 nalis of Hoek, are very perplexing species. In N. fuscum 



