Roseospirillum Glaeser & Overmann, 2001 Dataset Integrated Taxonomic Information System (ITIS) Rank GENUS Classification kingdom Bacteria phylum Proteobacteria class Alphaproteobacteria order Rhizobiales family Rhodobiaceae genus Roseospirillum Name Homonyms Roseospirillum Glaeser & Overmann, 2001