Dolichospermum sigmoideum (Nygaard) Wacklin, Hoffmann et Komarek 2009 Dataset NCBI Taxonomy Classification phylum Cyanobacteriota class Cyanophyceae order Nostocales family Aphanizomenonaceae genus Dolichospermum species Dolichospermum sigmoideum Name Homonyms Dolichospermum sigmoideum Dolichospermum sigmoideum (Nygaard) Wacklin, Hoffmann et Komarek 2009