The answer is Kingdom: Protista, Phylum: Chlorophyta, Class: Zygnematophycaea.
Spyrogyra is a genus of the family Zygnemataceae of the order Zygnematales of the class Zygnematophycaea of the phylum Chlorophyta of the kingdom Protista.
Kingdom: Protista
Phylum: Chlorophyta
Class: Zygnematophycaea
Order: Zygnematales
Family: Zygnemataceae
Genus: Spirogyra