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

Geminigeraceae is a family of cryptophytes containing six genera. They are characterised by chloroplasts containing Cr-phycoerythrin 545, and an inner periplast component comprising "a sheet or a shee