This pen and ink illustration of a dinoflagellate shows the ornamented armour of this tiny algae, less than a 10th of a millimetre long. There are two flagella. One running in a groove that encircles the cell and another one pointing downwards. 


to Flagellated Protozoans


© Ltd, Microscopy-UK, and all contributors 1995 onwards. All rights reserved. Main site is at with full mirror at

Brunel Microscopes for student microscopes, stereo microscopes, low cost microscopes, microscope resources, microscope accessories, second hand microscopes, and  microscope cost comparisons.