605 



Species excluded from tables VI — IX. 



No. 13. Chaetoceras sociale r. 



No. 21. Thalassiothrix longissima rr. 



No. 26. Hexasterias problematica rr. 



No. 29. Chaetoceras criophilum (?) r. 



No. 31. Dactgliosolen tennis r, Nitzschia delicatissima CC 



No. 34. Coscinosira polgchorda r. 



No. 47. Coscinosira polgchorda r. 



No. 49. Coscinosira pohjchorda r. 



No. 69. Asteromphalus heptactis rr, Achnanthes taeniata rr. 



No. 70. Chaetoceras laciniosnm rr, Rhizosolenia semispina rr, /J/V- 

 tgocha speculum rr. 



No. 71. Bacteriastmm delicahihun rr, Dachjliosolen anlarclicus rr. 



No. 77. Chaetoceras convohihun rr, C. criophilum rr, Ceratium line- 

 ahun rr. 



No. 78. Chaetoceras boreale v. Brightwellii rr, C. criophilum r, PJu- 

 zosolenia semispina rr. 



No. 79. Coscinosira pohjchorda rr, Thalassiothrix longissima r. 



No. 80. Achnanthes taeniata rr, Chaetoceras boreale v. Brightwellii rr, 

 Coscinosira polgchorda rr. 



No. 82. Chaetoceras laciniosnm rr. 



No. 83. Chaetoceras criophilum rr. 



No. 84. Achnanthes taeniata rr, Chaetoceras coiwolutiim rr. 



No. 85. Achnanthes taeniata rr, Chaetoceras boreale v. Brightwellii rr, 

 C/i. convohitum rr, Rhizosolenia delicatnla rr, Thalassiothrix longissima rr. 



No. 86. Chaetoceras convohitnm rr, Gft. boreale v. Brightivellii rr, 

 Rhizosolenia semispina +, Achnanthes taeniata rr, Dinobrgon pellucidum rr, 

 Coccolithophora pelagica rr. 



No. 87. Chaetoceras convolntum rr, Rhizosolenia semispina rr, 77w- 

 lassiothrix longissima rr. 



No. 88. Chaetoceras convohitnm rr, C. pelagicum rr, C. simile r. /?/»- 

 zosolenia delicatnla rr, i?A. faeroénsis C, P/j. semispina rr, Peridinium coni- 

 cum rr, P. pellucidum rr. 



No. 89. Chaetoceras laciniosum rr, C/i. simile +, Rhizosolenia fae- 

 roénsis + , Thalassiothrix longissima rr. 



No. 90. Chaetoceras laciniosnm rr, Ch. simile -f, Thalassiothrix lon- 

 gissima rr. 



No. 91. Chaetoceras convohitnm rr, C/j. laciniosnm r. C7i. simile r, 

 Coscinosira polgchorda rr. 



2. The Plankton of Nolsofjord. 

 (Tables VI— IX.) 



The gatherings from Nolsofjord cover a period of two clear 

 years, viz.: — April 1898 — May 1899 (examined by C leve) and 

 October 1901 — September 1902; on an average a sample was taken 

 every fortnight, but some occasional gaps occur in the series. 



1898, Table VI. The sample from March contains almost nothing, 

 but as early as April Chaetoceras debile occurs numerously; in the 



