| australia | new south wales | spirochaeta | genus | 0 | 3 |
| australia | western australia | spirochaeta | genus | 0 | 4 |
| belgium | walloon region | spirochaeta | genus | 0 | 1 |
| brazil | | uncultured spirochaeta sp. | species | 1 | 0 |
| canada | alberta | uncultured spirochaeta sp. | species | 2 | 0 |
| canada | british columbia | spirochaeta | genus | 0 | 1 |
| canada | british columbia | treponema caldarium | species | 1 | 0 |
| canada | nunavut | spirochaeta sp. | species | 1 | 0 |
| china | | spirochaeta sp. mwh-huw24 | species | 1 | 0 |
| china | | spirochaeta sp. mwh-huw8 | species | 1 | 0 |
| china | | uncultured spirochaeta sp. | species | 36 | 0 |
| china | heilongjiang | spirochaeta | genus | 0 | 1 |
| china | heilongjiang | uncultured spirochaeta sp. | species | 1 | 0 |
| china | hunan | uncultured spirochaeta sp. | species | 18 | 0 |
| china | qinghai | uncultured spirochaeta sp. | species | 1 | 0 |
| china | zhejiang | spirochaeta | genus | 0 | 1 |
| cuba | | sphaerochaeta coccoides | species | 2 | 0 |
| cuba | | sphaerochaeta coccoides dsm 17374 | no rank | 1 | 0 |
| democratic republic of the congo | | spirochaeta smaragdinae dsm 11293 | no rank | 4 | 0 |
| democratic republic of the congo | | spirochaeta sp. met-e | species | 1 | 0 |
| finland | | uncultured spirochaeta sp. | species | 2 | 0 |
| france | | uncultured spirochaeta sp. | species | 1 | 0 |
| germany | | sphaerochaeta coccoides dsm 17374 | no rank | 1 | 0 |
| germany | berlin | spirochaeta | genus | 0 | 2 |
| germany | brandenburg | spirochaeta | genus | 0 | 1 |
| germany | thuringen | spirochaeta | genus | 0 | 1 |
| haiti | | spirochaeta | genus | 0 | 1 |
| india | | spirochaeta sp. jc231 | species | 1260 | 0 |
| india | gujarat | spirochaeta lutea | species | 146 | 0 |
| india | gujarat | spirochaeta sp. jc202 | species | 554 | 0 |
| india | maharashtra | spirochaeta sphaeroplastigenens | species | 261 | 0 |
| indonesia | bali province | spirochaeta | genus | 0 | 2 |
| ireland | connaught province | spirochaeta | genus | 0 | 1 |
| italy | | uncultured spirochaeta sp. | species | 2 | 0 |
| italy | veneto region | spirochaeta | genus | 0 | 1 |
| japan | hokkaido prefecture | uncultured spirochaeta sp. | species | 1 | 0 |
| japan | iwate prefecture | uncultured spirochaeta sp. | species | 6 | 0 |
| japan | okinawa prefecture | spirochaeta | genus | 0 | 1 |
| japan | saitama prefecture | uncultured spirochaeta sp. | species | 3 | 0 |
| japan | shimane prefecture | spirochaeta sp. iz19-1 | species | 1 | 0 |
| japan | shimane prefecture | spirochaeta sp. iz20-2 | species | 1 | 0 |
| japan | shizuoka prefecture | uncultured spirochaeta sp. | species | 7 | 0 |
| kenya | | spirochaeta alkalica dsm 8900 | no rank | 71 | 0 |
| kenya | rift valley province | uncultured spirochaeta sp. | species | 1 | 0 |
| mexico | | spirochaeta bajacaliforniensis dsm 16054 | no rank | 75 | 0 |
| mexico | baja california | spirochaeta | genus | 0 | 2 |
| mexico | yucatan | uncultured spirochaeta sp. | species | 1 | 0 |
| netherlands | | spirochaeta sp. enrichment culture clone | species | 1 | 0 |
| new caledonia | | spirochaeta | genus | 0 | 1 |
| new caledonia | | spirochaeta symbiont of nautilus macromphalus (new caledonia) | species | 1 | 0 |
| nigeria | | uncultured spirochaeta sp. | species | 26 | 0 |
| oman | masqat governorate | spirochaeta | genus | 0 | 1 |
| philippines | central visayas region | spirochaeta symbiont of nautilus pompilius (philippines) | species | 1 | 0 |
| poland | west pomerania province | spirochaeta | genus | 0 | 1 |
| russia | | uncultured spirochaeta sp. | species | 2 | 0 |
| russia | irkutsk oblast | uncultured spirochaeta sp. | species | 27 | 0 |
| russia | novgorod oblast | spirochaeta | genus | 0 | 1 |
| russia | saint petersburg | spirochaeta | genus | 0 | 1 |
| taiwan | | spirochaeta taiwanensis | species | 1 | 0 |
| taiwan | | spirochaeta xylanolyticus | species | 1 | 0 |
| turkey | istanbul province | spirochaeta | genus | 0 | 2 |
| united kingdom | england | spirochaeta | genus | 0 | 7 |
| united kingdom | scotland | spirochaeta | genus | 0 | 1 |
| united kingdom | wales | spirochaeta | genus | 0 | 1 |
| united states | | spirochaeta cellobiosiphila dsm 17781 | no rank | 29 | 0 |
| united states | | spirochaeta isovalerica | species | 36 | 0 |
| united states | | spirochaeta sp. ebm-43 | species | 161 | 0 |
| united states | | uncultured spirochaeta sp. | species | 10 | 0 |
| united states | california | spirochaeta | genus | 0 | 3 |
| united states | california | spirochaeta americana | species | 2 | 0 |
| united states | california | spirochaeta sp. enrichment culture clone ec8-10-1_a11 | species | 1 | 0 |
| united states | california | spirochaeta sp. uba2779 | species | 1 | 0 |
| united states | connecticut | spirochaeta | genus | 0 | 2 |
| united states | florida | spirochaeta sp. luc14_002_19_p3 | species | 182 | 0 |
| united states | florida | spirochaeta sp. uba5339 | species | 1 | 0 |
| united states | massachusetts | spirochaeta | genus | 0 | 2 |
| united states | michigan | sphaerochaeta pleomorpha str. grapes | species | 1 | 0 |
| united states | minnesota | spirochaeta | genus | 0 | 1 |
| united states | new york | spirochaeta | genus | 0 | 1 |
| united states | oklahoma | spirochaeta sp. | species | 1 | 0 |
| united states | oregon | treponema caldarium | species | 3 | 0 |
| united states | oregon | treponema caldarium dsm 7334 | no rank | 2 | 0 |
| united states | south carolina | spirochaeta | genus | 0 | 1 |
| united states | south carolina | uncultured spirochaeta sp. | species | 28 | 0 |
| united states | texas | spirochaeta | genus | 0 | 1 |
| united states | utah | spirochaeta | genus | 0 | 1 |
| vanuatu | sanma province | spirochaeta symbiont of nautilus pompilius (vanuatu) | species | 1 | 0 |