| antarctica | | psychroflexus gondwanensis acam 44 | no rank | 126 | 0 |
| antarctica | | psychroflexus lacisalsi | species | 56 | 0 |
| antarctica | | uncultured psychroflexus sp. | species | 1 | 0 |
| argentina | catamarca province | uncultured psychroflexus sp. | species | 1 | 0 |
| austria | vorarlberg | psychroflexus sp. s27 | species | 57 | 0 |
| chile | | psychroflexus salinarum | species | 1 | 0 |
| chile | atacama region | psychroflexus | genus | 0 | 1 |
| china | | psychroflexus sp. m6a-2 | species | 1 | 0 |
| china | | psychroflexus sp. m6a-3 | species | 1 | 0 |
| china | | psychroflexus sp. m6m-1 | species | 1 | 0 |
| china | | psychroflexus sp. m6m-3 | species | 1 | 0 |
| china | | psychroflexus sp. yxwbb23 | species | 1 | 0 |
| china | qinghai | psychroflexus planctonicus | species | 2 | 0 |
| china | qinghai | psychroflexus salis | species | 2 | 0 |
| china | qinghai | psychroflexus sediminis | species | 1 | 0 |
| china | shandong | psychroflexus sp. yxwbb23 | species | 1 | 0 |
| china | sichuan | uncultured psychroflexus sp. | species | 2 | 0 |
| french polynesia | | psychroflexus | genus | 0 | 1 |
| india | | uncultured psychroflexus sp. | species | 1 | 0 |
| india | rio grande do norte | psychroflexus sp. ak75 | species | 1 | 0 |
| iran | | psychroflexus sediminis | species | 1 | 0 |
| nigeria | | uncultured psychroflexus sp. | species | 1 | 0 |
| south korea | | psychroflexus aestuariivivens | species | 2 | 0 |
| south korea | | psychroflexus salarius | species | 1 | 0 |
| spain | aragon | uncultured psychroflexus sp. | species | 1 | 0 |
| united states | | psychroflexus tropicus dsm 15496 | no rank | 17 | 0 |
| united states | alaska | psychroflexus sp. mes1-p1e | species | 705 | 0 |
| united states | hawaii | psychroflexus | genus | 0 | 1 |