"*^- mATOMACKyl'. — ASTERIO.N'ELLA, ASTKROLAMPRA 



ASTERIONELLA JAPONICA Gl.^ 



( \. siiiitlnilifcrd Ci.. (■)fvors. af K. Sv. Vet. Akad. Forhl. 1897 n. 3 pag. 101. 



.\. r/lnrialiK ('.a.slrac.) 



1898 Ajifil to July: more or less abundant along the south coast of 



Iceland and at Westmannao. ' 



1899 Mai/ U) June: Westmannao. 



Temperature : 8.c,, mean of IB obs., max. lO.s, min. 5. 



Salinity: H1,iin, mean of 16 obs., max. 35. u, min HS.im, excep- 

 tionally 26.51. 



Plankton-type. Noted from the Antarctic regions (.1, glacialit< 

 ('((s/;:), from Japan, the Hebrides, western and southern North Sea, 

 Plymouth. — A'.s. 



ASTERIONELLA NOTATA Grux. 



(V\N Hkirck Syii. PI. LII fig. 3.) 



1898 June to August: Azores. 

 Dnviiihcr: IH" N. 67^ W 



Temperature. 22 8, mean of 4 ol)s., max. 26. «, min. 19.4. 



Salinity: 34.88 and 36.2n. 



Plankton-type. (iituNow mentions this species from Honduras, 

 Barbados and the Adriatic, Schroder from Naples. Seems to be a 

 neritic form of the tropical Atlantic. — Xr. 



ASTEROLAMPRA MARYLANDICA Ehb. 



(Grev. Trans. M. Soc. Vol. VIII 1860 PI. Ill fig. 2-4.) 



1898 February: 15^—16- N. 71° \V.; 21° N. 71- AV. 

 Marrli: 10° N. 5;!" W. 

 May: 29" N. 39° W., 

 Juw: \(f N. 53° W. 

 August: 22° N. 74" W. 

 Srptriabcr: 9° N. 53° AV 

 Xdveinlirr: 2()" N. 48° W. 



Ostenfold's data used. 



