| china | | uncultured desulfotalea sp. | species | 6 | 0 |
| finland | | uncultured desulfotalea sp. | species | 1 | 0 |
| france | | desulfotalea sp. pr8_g11 | species | 1 | 0 |
| italy | | uncultured desulfotalea sp. | species | 3 | 0 |
| japan | hokkaido prefecture | uncultured desulfotalea sp. | species | 1 | 0 |
| mexico | yucatan | uncultured desulfotalea sp. | species | 2 | 0 |
| nigeria | | uncultured desulfotalea sp. | species | 3 | 0 |
| norway | | desulfotalea arctica | species | 4 | 0 |