A-D = A living cell at different views, arrow=plate 1a, arrowhead=narrow apical plate, C = Antapical plate. (DIC)
Life-form: Solitary
Size: Diameter = 28-60 µm.
Resting spore: +
Note: Theca with or without pores (Hansen & Larsen 1992)
Distinctive features: First apical plate (1') narrow and one very small square intercalary plate on left side. Hypotheca with one antapical plate
Similar species:
Distribution: Worldwide
Literature:
Dodge, J. D. 1982. Marine Dinoflagellates of the British Isles. Her
Majesty's Stationery Office, London. 303 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.
Steidinger K. A. & Tangen, K. 1996. Dinoflagellates. In: Tomas, C. R. (ed.) Identifying marine diatoms and dinoflagellates. Academic Press, Inc., San Diego, p. 387-584.