| australia | queensland | thiothrix sp. uba2016 | species | 1 | 0 |
| australia | queensland | thiothrix sp. uba2332 | species | 1 | 0 |
| australia | queensland | thiothrix sp. uba5583 | species | 1 | 0 |
| brazil | | uncultured thiothrix sp. | species | 3 | 0 |
| china | | uncultured thiothrix sp. | species | 2 | 0 |
| china | hunan | uncultured thiothrix sp. | species | 3 | 0 |
| china | jiangsu | thiothrix sp. | species | 1 | 0 |
| china | tibet | uncultured thiothrix sp. | species | 2 | 0 |
| china | zhejiang | uncultured thiothrix sp. | species | 2 | 0 |
| ethiopia | | uncultured thiothrix sp. | species | 1 | 0 |
| french polynesia | | thiothrix | genus | 0 | 1 |
| germany | bavaria | thiothrix | genus | 0 | 2 |
| germany | berlin | thiothrix | genus | 0 | 1 |
| italy | | thiothrix sp. ectosymbiont of niphargus ictus | species | 28 | 0 |
| italy | | uncultured thiothrix sp. | species | 94 | 0 |
| italy | emilia-romagna region | thiothrix | genus | 0 | 1 |
| japan | | thiothrix disciformis dsm 14473 | no rank | 71 | 0 |
| japan | | thiothrix flexilis dsm 14609 | no rank | 72 | 0 |
| kenya | rift valley province | uncultured thiothrix sp. | species | 3 | 0 |
| mexico | | uncultured thiothrix sp. | species | 1 | 0 |
| russia | | thiothrix lacustris dsm 21227 | no rank | 50 | 0 |
| russia | | thiothrix sp. 'lake baikal' | species | 1 | 0 |
| russia | novosibirsk oblast | uncultured thiothrix sp. | species | 3 | 0 |
| russia | tatarstan republic | thiothrix sp. | species | 1 | 0 |
| svalbard and jan mayen | | uncultured thiothrix sp. | species | 67 | 0 |
| switzerland | | uncultured thiothrix sp. | species | 4 | 0 |
| united states | | thiothrix nivea dsm 5205 | no rank | 25 | 0 |
| united states | | uncultured thiothrix sp. | species | 1 | 0 |
| united states | california | thiothrix nivea | species | 111 | 0 |
| united states | hawaii | thiothrix | genus | 0 | 1 |
| united states | michigan | thiothrix lacustris | species | 810 | 0 |
| united states | wyoming | thiothrix | genus | 0 | 2 |