Enlarged approx.1600 times, shows the cell inventory of protozoa:macro and micronucleus, contractile vacuoles,cytostome with membranellae,myonemes and food vacuoles, formation of the endoplasm and actoplasm & the network of neuronemes. A detailed block shows the structure of the pellicle of the ectoplasm,and the position and order of the trichocysts and a range of cilia in typical order. Separates into 2 parts, on stand and base,with key card Dimensions 390x260x610 mm.