Morphology and life cycle ofCeratium rhomvoidesnov. sp. (Dinophyceae) from the lake Plußsee (Federal Republic)

摘要

A new species of freshwater dinoflagellates,Ceratium rhomvoidesnov. sp., is described from the Plußsee, northern West Germany, where it occurs regularly.C. rhomvoidesnov. sp. is distinguished from closely related taxa by various aspects of the morphology of the vegetative cell and the cyst and by its sexual reproduction and seasonal distribution