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Description:

Euglena mutabilis is a worm like gliding Euglena which rarely swims. With more than 10 (up to 100), disk-shaped, plastids situated just below surface. It is distinguished from another worm like species (E. mutabilis) by the much larger number of plastids. Plastids are disc shaped. Also evident at the front of the cell is the emergent flagellum, the flagellar canal, the stigma, and flagellar pocket. Differential interference contrast.