hlATOMAr.E.i:- — (.H.I-.'IOCKItOS 293 



Jnhi: S. of Icclainl. (•(iiiiinoi). 



Aiifjiisi: S\V. of Iceland; tif) X. oC) W., comiiioii; (10' \. 



i)' w. 



Si'/,rr/iihci-: ().■> \. 2') \V.. rare. 



Temperature: ^t.i, mean of 17 obs., max. I In, miii. 2.2 

 (common). 



Salinity: .');"). on, mean of 17 obs., max. 8r).;»i, min. lil.sd (common). 



Plankton-type. This species .seems to be an inhabitant of 

 tlie fjords in the south Iceland, from where it becomes drifted towards 

 tlie Orkneys and the Shetlands and on the other side towards 

 (ireenland. I have noted this sjiecies in samples from IMi^et's Sound. 

 — ,V>. 



CH^ETOCEROS CONSTRICTUS (otAN.' 

 (Den Norske .Xonlliavs I'-xped. IS76— 78, Diat. I'l. I li.Li. 11 — 13 I'l. Ill li^^ 42.; 



1SUS March: 1-1" N. 60"— 70^ W. (common); o.S" N. (V- K. rcommonX 



A/u-i/: 10" N. 70^ W.; 'M)' N. 21" W. 



Mai/: oU X. U \V. to the Shetlands not rare; (11 X\ i7 

 — 1" 30' W. (common); Fiiroes (rarel 



Janr: S. of Iceland (rare); Faroes (rare). 



Ji////: Westmannao inot rare'); Faroes (rare). 



Aiif/i'st: Faroes (rare); N. of the Orkneys ,not rare). 



Si'pii'iiihcr: Westmannac) veiy rare). 



()ctohi'r: Faroes (rare). 



Xori'iiihcr: lo X. irl \V. (not i-are), 



Ihrrnihcr: 42- N. 1-9 \V. to 11 N. (Id W. (not iare>. 

 is'.n) Aju'f/: Faroes. 



Maj/: Farfies; (11 X. (1 W'.: oS N. 7 K. (very common). 



./anr: (11 X. 1 K. 



Temperature: H.,-,. hkmh of !.'> obs., max. 12, min. .'>. 

 Salinity: 'M-.oi, mean nf 1,') obs., max. .")')... i. min. ;)2.:ii. 

 (common). 



' Ostonfekl's data used. 



