28 



P. T. CLEVE, PLANKTON-RESEARCHES IN 1807. 



Table V. 



Month 



1 



2 



2 



2 



4 



4 



4 



5 



5 



6 



7 



7 



7 



1 



Day 



16 



5 



17 



23 



1 



7 



15 



4 



21 



24 



21 



23 



30 



r 



Halospha;ra viridis Siiimitz 







^ 



_ 



^ 



_ 



^ 





_ 



\ 









Oeratium furca Duj 



— 



r 



r 



— 



r 



— 



r 



r 



I 



+ 



+ 

 + 



— 



r 

 r 





C. fusus Duj 



C. tripos NiTzscH 







r 

















+ 





+ 





var. longipcs Bail 



r 



r 



c 





















Dinophvsis acnta Ehb 





















r 



+ 

 r 



r 

 r 









Diplopsalis lenticnla Bergii 



— 



— 



— 



+ 



— 



— 



— 



— 



— 



- 



+ 

 r 





Peridinium divergens Ehb 



var. depressa Bail 































P. Michaelis EuB 





r 

















r 



r 









Phreocystis Ponchetii Lagh 



— 





— 



















r 

















r 













c 















Biddulphia mobilensis Bail 













c 



c 



r 

 r 















Cciataulina Bergonii H. Per 













r 



r 



_ 





r 







— 



— 



— 



— 



+ 



r 



+ 



r 

























C. carvisetas Cl 



= 



: 



— 



r 



r 



r 

 r 



r 



r 



— 



— 



— 



— 



- 



— 





C. danicns Cl 



C. debilis Cl 



C. decipiens Cl 









r 

















C. (didymas var.) longicriiria Cl 



























C. Lorenzianus Gkan 































C. Schiittii Cl 



— 











_ 



_ 





















Corethron hvstrix HEiNSEn 



c 



r 



+ 



+ 



r 

 c 



r 



— 



+ 



— 



— 



— 



— 



— 



- 





Coscinodiscns concinnus W. .S.m 



C. excentricus Ehb 





c 



+ 



cc 



+ 



4- 

 r 



+ 



+ 

















Ditvlura Brightwellii West 



+ 

















Eucauipia zodiacus Ehb 



























Gninardia flaccida Castr 































Leptocylindrus danious Cl 



— 



— 



— 



— 



— 



— 











— 



— 



- 





Khizosolenia nlata I3tw 



var. graiillima Ci 



R. robusta Btw 





















+ 











R. seniispina Hensen 



R. Shrubsolci Cl 



+ 



r 

 r 



+ 





r 

 r 



r 

 r 



r 



r 

 r 



+ 



+ 



r 



+ 



rr 

 r 



c 

 r 

 rr 



+ 

 c 



+ 

 c 



+ 



c 

 r 



+ 

 c 



+ 



r 

 r 



+ 



r 



+ 

 + 





R. Stolterfothii H. Per 



R. stvliforinia Btw 



SkelutODCua costatum Gkev. . . . 



StTcptotheca Ihamesis Siirubs 





Planktontype 



Ne. 



Ne. 1 



>fe. Ns. 



Ne. 



Ne. 



Ne. 



No. ] 



Vm.Ns. 



Nm. 



(Nm. 

 UNs.) 



Nm.l 

 (Ns.)/ 



Nm. 



Nm. 



J 







