Caulobacter Henrici & Johnson, 1935 emend. Abraham et al., 1999 Dataset Catalogue of Life Rank GENUS Classification kingdom Bacteria phylum Proteobacteria class Alphaproteobacteria order Caulobacterales family Caulobacteraceae genus Caulobacter Name Homonyms Caulobacter Henrici & Johnson, 1935 emend. Abraham et al., 1999