noun
definition
Any of several protists, of the genus Euglena, that contain chloroplasts and a single flagellum
Examples of euglena in a Sentence
Dynamic images show the metabolic movements of marine euglena (real time) and spirulines.
Before leaving the Chlorophyceae, it should be mentioned that the genus Volvox has been included by some zoologists (Btitschli, for example) among Flagellata; on the other hand, certain green Flagellata, such as Euglena, are included by some botanists (for example, van Tieghem) among unicellular plants.
B, Anterior end of Euglena showing the flagellum with its swelling just in the hollow of the eye-spot.
Similarly, while Diatomaceae may be excluded from among Phaeophyceae, though retained among algae, the Cryptomonadaceae and Peridiniaceae, like Euglena and other Chlorophyceae, may be excluded from Thallophyta and ranged among the flagellate Protozoa.