Protoperidinium denticulatum (Gran & Braarud) Balech, 1974


IDs in other systems
Tropic type
Shape and with two intercalary plates
Other remarks
Cells often in pairs and attached by their hypothecae or epitheca against hypotheca (Gaarder 1954)
Distribution: North Atlantic
Life form
Solitary or in pair
Length 32-43 µm, width 43-76 µm
Resting spore
Dodge, J. D. 1982. Marine Dinoflagellates of the British Isles. Her Majesty’s Stationery Office, London. 303 pp.
""Gaarder, K. 1954. Dinoflagellatae from the """"Michael Sars"""" North Atlantic deep-sea expedition 1910. Rep. Sci. Res.""""Michael Sars"""" N. Atlant. Deep-sea Exp., 2: 1-62""
Gran, H. H. & Braarud, T. 1935. A quantitative study of the phytoplankton in the bay of Fundy and the gulf of Maine (including observations on hydrography, chemistry and turbidity). Canada, Biol. Board Jour. 2(5): 279-467.
Hansen, G. & Larsen, J. 1992. Dinoflagellater i danske farvande. In: Thomsen, H. A. (ed.) Plankton i de indre danske farvande. Havforskning fra Miljøstyrelsen, Copenhagen, p. 45-155.


Species Protoperidinium denticulatum
Author (Gran & Braarud) Balech 1974
Class Dinophyceae
Trophy HT
Geometric shape flattened ellipsoid - 20%
Formula p/6*l*d1*d2*0.8
Size class 1
Unit cell
Size range 45-55
Length(l1), µm 50.0
Diameter(d1), µm 30.0
Diameter(d2), µm 22.5
No. of cells/counting unit 1
Calculated volume, µm3 14 130
Calculated Carbon pg/counting unit 1 704


Olenina, I., Hajdu, S., Edler, L., Andersson, A., Wasmund, N., Busch, S., Göbel, J., Gromisz, S., Huseby, S., Huttunen, M., Jaanus, A., Kokkonen, P., Ledaine, I. and Niemkiewicz, E. 2006 Biovolumes and size-classes of phytoplankton in the Baltic Sea HELCOM Balt.Sea Environ. Proc. No. 106, 144pp. (PDF),