C. lineatum Exp. (= C. furca 
This form cannot be considered 
as 
contrary to be confined to the east Atlantic. 
v. baltica Morstus). 
a mere variety of C. furca, and is always easy to recognize. It 
belongs to the styliplankton of the warmer Atlantic, both in the East and the West. C. furca 
36 =P. T. CLEVE. PLANKTON, COLLECTED BY THE SWEDISH EXPEDITION TO SPITZBERGEN. 
Dinoflagellate. 
Ceratium furea Dus 
Surface: 
: 1 
Date. | Lat. N.| Long. Temp. Sal. Fq. Pi. Date. | Lat. N. Long. Temp. Sal. Fq. Pl ; 
| | 
| 27.V | 57°50" CE. 8,70 33,69 + TpNs | 31V : 6347" YIO'E.| 9,01 54,67 r Ns Tp 
28 V | o8 14’ | 4 40°F. | 8,8 31,83 + Ns Tp 1 VI | 66°42’ , lu 30°E.; 8,53 34,69 ¢ | TTp Ns- 
29 V | 60°13’ | 424’ EB. | 8,35 33,32 + Ns Tp 2 VI | 68°30’ | 13°10'E.) 7,55 34,33 + | Ns¢ | 
30 V | 62°41’ BB! TAT 33,12 r Ns Tp 2 VI | 68°49’ | 13°50'E.| 7,70 34,16 | + ! Ns . 
30 V | 63°13’ | 6°15’ E. | 8,17 34,53 + Tp Ns 4 1X | 7243 /18°43°E.| 8,8 35,01 | ¢ | Tp Ns | 
30 V | 63°52'| @ SEL; 8 34,53 e Tp Ns 5 IX, 71°57’ | 19°F. 9,08 34,96 | r Tp (Ns) | 
31 V | 65°19’ | 8 20'E. | 48,35 35,34 r — SIX | 71s’ | 19°38’ EL} 9,40 d4,92 e | Tp Ns | 
31 V | 65°34’ | &45’E. | 883 35,00 + Ns T 6 IX | 70°23’ | 20°82’ EL] Oya7 34,41 co. TyNs 
C. fusus Duy. 
Surface: 
Date. | Lat. N. Long. Temp. Sal. Fq. PL. Date. | Tat. N. |; Long. Temp Sal. Fq. | Pi. 
i 
27 V : 57°50’ 6 E. 8,70 33,69 + Tp Ns | 31V 6547 | Y10'E.: 9,01 34,67 r Ns Tp 
28 V ae id’ | £40’ EL | 8a 31,83 1 | Ns Tp 2 VI 68°49' | 13°50'E.| 7,70 34,16 + CNs 
28 V | 5841’ | BLE. | 8,30 33,04 r Ns Tp IX 73°36’ | 18°50’ E.| 7,06 35,03 r | 8 (Ns) 
29 V | 60°13 | P24’ E. | 8,35 33,32 r Ns Tp 4X | 72°43’ | 18°43'E.] 88 35,01 ? Tp Ns 
30 V | 62 41’ BE. 7,47 33,12 r Ns Tp 5 IX | 71°14 | 19°38’ E. | 9,40 d4,92 + | TpNs 
30 V | 65°13’ | 5°15’ E. | 8,17 34,53 + Tp Ns 6 IX | 70 23’ | 20°32’ E.| 9,37 34,41 r | ToNs 
31 V | 65°34’ | 8 45'E. | 8,83 35,00 Ns T 
seems on the 
Surface: 5 IX. Lat. N. 71°50’. Long. B. 19°2'. Fg. rr. 
C. tripos Nrrzscu. 
Surface: 
| Date. | Lat. N.| Long. | Temp.| Sal. Fq. PL. Date. | Lat. N. | Long. Temp. | Sal. Fq. Pi. 
, 27v | 5750" | GE. | 870 | 38,69 | + | mvs | 31V : 634! sdoe.| 883} 35,00! + | wer 
sv | Rd | 4B. 88 | 8183 | ¢ | Net |] B1V 1 esr | FIO) 9,01 | B4er | + | NeTp 
es | avd | P3"E.| 830 3304] © | vst» | 1 vi) 6642 |1030R| 853 | 3teo | « eres 
2 BON | 60°13’ | 424 E. | 8,35 33,32 c Ns Tp AIX 7243" | 18 43'E.| 88 35,01 + Tp Ns 
| 29V | 61°40 | P20'E. | 7,05 | 3347 | + | Ne Tp £IX 7229 [1848 E.] 8x7 | B54 | + | Tp Ns 
| 30 : | cole ae ae oe c Ns Tp BIX! 7157 | 19°R, 9,08 | 34,96 + | Tp (Ns) 
Pec temye ee poet 2a] gsi mains) eeu) 2 a 
| a'E. 5B: p Ns 6 IX | 70°23 | 20°32’ E.| 9,37 | S441 | + Tp Ns 
; 31 Vv | 619; 820'E. | 835 | g5a4 | 4 ? 
