"Sphaerotilus fluitans" (Migula 1895) Schikora 1899 Dataset NCBI Taxonomy Classification phylum Pseudomonadota class Betaproteobacteria order Burkholderiales family Sphaerotilaceae genus Sphaerotilus species Sphaerotilus natans Name Homonyms Sphaerotilus fluitans "Sphaerotilus fluitans" (Migula 1895) Schikora 1899