| antarctica | | caulobacteraceae bacterium | species | 1 | 0 |
| antarctica | | caulobacteraceae bacterium 94-07pb | species | 1 | 0 |
| australia | new south wales | phenylobacterium haematophilum | species | 1 | 0 |
| brazil | minas gerais | caulobacteraceae bacterium | species | 4 | 0 |
| canada | nunavut | caulobacteraceae bacterium sib m20(6) | species | 1 | 0 |
| canada | nunavut | caulobacteraceae bacterium soc a20(60) | species | 1 | 0 |
| canada | nunavut | caulobacteraceae bacterium soc m20(30) | species | 1 | 0 |
| china | gansu | phenylobacterium haematophilum | species | 1 | 0 |
| china | xinjiang | caulobacteraceae bacterium tsz04 | species | 1 | 0 |
| china | xinjiang | caulobacteraceae bacterium tsz08 | species | 1 | 0 |
| germany | | caulobacteraceae bacterium | species | 2 | 0 |
| iraq | | phenylobacterium haematophilum | species | 1 | 0 |
| israel | | caulobacteraceae bacterium rh.sph.073 | species | 1 | 0 |
| italy | | caulobacteraceae bacterium | species | 1 | 0 |
| italy | | phenylobacterium haematophilum | species | 1 | 0 |
| japan | hokkaido prefecture | caulobacteraceae bacterium bvorhm003 | species | 1 | 0 |
| japan | hokkaido prefecture | caulobacteraceae bacterium strd377 | species | 1 | 0 |
| japan | hokkaido prefecture | caulobacteraceae bacterium strd608 | species | 1 | 0 |
| japan | hokkaido prefecture | caulobacteraceae bacterium strd623 | species | 1 | 0 |
| japan | hokkaido prefecture | caulobacteraceae bacterium strd626 | species | 1 | 0 |
| japan | hokkaido prefecture | caulobacteraceae bacterium strd765 | species | 1 | 0 |
| japan | shiga prefecture | caulobacteraceae bacterium ssrw8-2 | species | 1 | 0 |
| madagascar | alaotra mangoro region | caulobacteraceae bacterium | species | 58 | 0 |
| madagascar | amoron'i mania region | caulobacteraceae bacterium | species | 1 | 0 |
| madagascar | analamanga region | caulobacteraceae bacterium | species | 4 | 0 |
| madagascar | analanjirofo region | caulobacteraceae bacterium | species | 10 | 0 |
| madagascar | atsinanana region | caulobacteraceae bacterium | species | 27 | 0 |
| madagascar | diana region | caulobacteraceae bacterium | species | 18 | 0 |
| madagascar | sava region | caulobacteraceae bacterium | species | 12 | 0 |
| madagascar | vakinankaratra region | caulobacteraceae bacterium | species | 4 | 0 |
| palau | | alpha proteobacterium mbic3029 | species | 1 | 0 |
| panama | | caulobacteraceae bacterium | species | 1 | 0 |
| panama | | caulobacteraceae bacterium 148c3 | species | 1 | 0 |
| panama | | caulobacteraceae bacterium 56k | species | 1 | 0 |
| portugal | | caulobacteraceae bacterium | species | 1 | 0 |
| romania | | phenylobacterium haematophilum | species | 1 | 0 |
| spain | | caulobacteraceae bacterium alcan524 | species | 1 | 0 |
| united kingdom | england | caulobacteraceae bacterium | species | 4258 | 0 |
| united states | | caulobacteraceae bacterium | species | 1 | 0 |
| united states | | caulobacteraceae bacterium bfe1b | species | 1 | 0 |
| united states | | caulobacteraceae bacterium cc7c2 | species | 1 | 0 |
| united states | | caulobacteraceae bacterium hp11h | species | 1 | 0 |
| united states | | caulobacteraceae bacterium hp12p1 | species | 1 | 0 |
| united states | | caulobacteraceae bacterium hp4o | species | 1 | 0 |
| united states | | caulobacteraceae bacterium hp5o | species | 1 | 0 |
| united states | california | caulobacteraceae bacterium | species | 1 | 0 |
| united states | maryland | caulobacteraceae bacterium fdr51.b65 | species | 1 | 0 |
| united states | maryland | phenylobacterium haematophilum | species | 1 | 0 |
| united states | massachusetts | caulobacteraceae bacterium | species | 4 | 0 |
| united states | ohio | caulobacteraceae bacterium | species | 286 | 0 |
| united states | washington | caulobacteraceae bacterium uba5005 | species | 1 | 0 |