A = Theca; B = Ventral view with 1'-plate; C = Dorsal view with 2a-plate (DIC); D = Cyst (BF) courtesy of Anna Godhe
Life-form: Solitary
Size: Length 70-90 µm, width 60-80 µm.
Resting spore: +
Note:
Distinctive features: Shape, 1'-plate is ortho and 2a-plate is hexa (difficult to see)
Similar species:
Distribution: Widely
Literature:
Dodge, J. D. 1982. Marine Dinoflagellates of the British Isles. Her
Majesty's Stationery Office, London. 303 pp.
Gran, H. 1902. Das Plankton des Norwegischen Nordmeeres von biologischen und hydrographischen Gesichtpunkten behandelt. Rep. Norweg. Fish. Invest., 2, pt. 2, No. 5. 222 pp.
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.
Wall, D. & Dale, B.1968b. Modern dinoflagellate cysts and evolution of the Peridiniales. Micropaleontology.14: 265-304.