| canada | ontario | uncultured leptothrix sp. | species | 1 | 0 |
| china | | leptothrix ginsengisoli | species | 1 | 0 |
| china | | leptothrix sp. gzab13 | species | 1 | 0 |
| china | | uncultured leptothrix sp. | species | 12 | 0 |
| china | hunan | uncultured leptothrix sp. | species | 1 | 0 |
| china | inner mongolia | leptothrix mobilis | species | 1 | 0 |
| china | sichuan | leptothrix sp. gzab13 | species | 1 | 0 |
| france | | leptothrix sp. b2 | species | 1 | 0 |
| france | | leptothrix sp. s1-1 | species | 2 | 0 |
| germany | | uncultured leptothrix sp. | species | 1 | 0 |
| germany | lower saxony | leptothrix sp. | species | 2 | 0 |
| india | | leptothrix discophora | species | 1 | 0 |
| india | | leptothrix sp. | species | 2 | 0 |
| india | | uncultured leptothrix sp. | species | 4 | 0 |
| india | haryana | uncultured leptothrix sp. | species | 1 | 0 |
| india | meghalaya | uncultured leptothrix sp. | species | 1 | 0 |
| japan | | uncultured leptothrix sp. | species | 18 | 0 |
| japan | hokkaido prefecture | leptothrix | genus | 0 | 1 |
| japan | hokkaido prefecture | leptothrix sp. pn15d | species | 1 | 0 |
| japan | hokkaido prefecture | leptothrix sp. pw10c | species | 1 | 0 |
| japan | hokkaido prefecture | leptothrix sp. pw5b | species | 1 | 0 |
| japan | kyoto prefecture | leptothrix cholodnii | species | 1 | 0 |
| japan | tokyo prefecture | leptothrix sp. | species | 5 | 0 |
| japan | yamanashi prefecture | leptothrix sp. | species | 1 | 0 |
| kuwait | | uncultured leptothrix sp. | species | 1 | 0 |
| mexico | | uncultured leptothrix sp. | species | 6 | 0 |
| nigeria | | uncultured leptothrix sp. | species | 1 | 0 |
| russia | krasnoyarsk krai | uncultured leptothrix sp. | species | 50 | 0 |
| russia | novosibirsk oblast | uncultured leptothrix sp. | species | 3 | 0 |
| singapore | | uncultured leptothrix sp. | species | 2 | 0 |
| south korea | | leptothrix ginsengisoli | species | 1 | 0 |
| taiwan | | leptothrix | genus | 0 | 1 |
| united states | | uncultured leptothrix sp. | species | 1 | 0 |
| united states | alabama | leptothrix | genus | 0 | 1 |
| united states | georgia | uncultured leptothrix sp. | species | 2 | 0 |
| united states | illinois | leptothrix sp. | species | 2 | 0 |
| united states | michigan | leptothrix | genus | 0 | 1 |
| united states | new york | leptothrix | genus | 0 | 1 |
| united states | north carolina | leptothrix sp. b8 | species | 1 | 0 |
| united states | north carolina | uncultured leptothrix sp. | species | 2 | 0 |
| united states | pennsylvania | leptothrix | genus | 0 | 1 |
| united states | tennessee | leptothrix sp. g6(2012) | species | 1 | 0 |
| united states | utah | leptothrix sp. l2d32 | species | 1 | 0 |
| united states | wisconsin | leptothrix | genus | 0 | 1 |