The cryptomonads are a superclass of algae and colorless flagellates, most of which have plastids. They are traditionally considered a division of algae among phycologists, under the name of Cryptophy

Mastigonemes are lateral "hairs" that attach to protistan flagella. Flimsy hairs attach to the flagella of euglenid flagellates, while stiff hairs occur in stramenopile and cryptophyte protists. Stram