| bulgaria | | trichodorus similis | species | 1 | 0 |
| bulgaria | | trichodorus sparsus | species | 1 | 0 |
| bulgaria | blagoevgrad province | trichodorus sparsus | species | 5 | 0 |
| bulgaria | plovdiv province | trichodorus similis | species | 1 | 0 |
| bulgaria | plovdiv province | trichodorus sparsus | species | 1 | 0 |
| china | | trichodorus cedarus | species | 5 | 0 |
| china | | trichodorus pakistanensis | species | 1 | 0 |
| china | | trichodorus sp. 1 xl-2017 | species | 5 | 0 |
| china | beijing | trichodorus nanjingensis | species | 2 | 0 |
| china | fujian | trichodorus pakistanensis | species | 1 | 0 |
| china | sichuan | trichodorus pakistanensis | species | 1 | 0 |
| china | zhejiang | trichodorus pakistanensis | species | 1 | 0 |
| czech republic | south bohemian region | trichodorus variopapillatus | species | 253 | 0 |
| czech republic | usti nad labem region | trichodorus sparsus | species | 18 | 0 |
| india | himachal pradesh | trichodorus pakistanensis | species | 3 | 0 |
| ireland | | trichodorus primitivus | species | 29 | 0 |
| japan | | trichodorus sp. jp-chiba | species | 8 | 0 |
| japan | chiba prefecture | trichodorus sp. 2010_021 | species | 1 | 0 |
| japan | chiba prefecture | trichodorus sp. 2010_023 | species | 1 | 0 |
| japan | mie prefecture | trichodorus sp. mcb56f-r | species | 1 | 0 |
| japan | mie prefecture | trichodorus sp. mct32 | species | 1 | 0 |
| japan | mie prefecture | trichodorus sp. mct53f-r | species | 1 | 0 |
| japan | mie prefecture | trichodorus sp. mct8 | species | 1 | 0 |
| japan | saitama prefecture | trichodorus sp. st16_9 | species | 1 | 0 |
| japan | shizuoka prefecture | trichodorus sp. mhb11 | species | 1 | 0 |
| japan | shizuoka prefecture | trichodorus sp. mhb15 | species | 1 | 0 |
| japan | shizuoka prefecture | trichodorus sp. mhb22 | species | 1 | 0 |
| japan | shizuoka prefecture | trichodorus sp. mhb27 | species | 1 | 0 |
| macedonia | | trichodorus sp. kb2002 | species | 1 | 0 |
| portugal | | trichodorus lusitanicus | species | 1 | 0 |
| portugal | | trichodorus primitivus | species | 2 | 0 |
| portugal | braga district | trichodorus sp. b imd1415 | species | 1 | 0 |
| russia | moscow city | trichodorus similis | species | 0 | 1 |
| russia | moscow oblast | trichodorus similis | species | 0 | 1 |
| slovakia | | trichodorus sparsus | species | 1 | 0 |
| sweden | skane | trichodorus primitivus | species | 1 | 0 |
| united kingdom | | trichodorus cylindricus | species | 1 | 0 |
| united kingdom | | trichodorus primitivus | species | 1 | 0 |
| united kingdom | | trichodorus similis | species | 1 | 0 |
| united kingdom | scotland | trichodorus cylindricus | species | 1 | 0 |
| united kingdom | scotland | trichodorus primitivus | species | 5 | 0 |
| united kingdom | scotland | trichodorus similis | species | 10 | 0 |
| united states | | trichodorus obtusus | species | 6 | 0 |
| united states | | trichodorus sp. dlp001 | species | 2 | 0 |
| united states | florida | trichodorus obtusus | species | 39 | 0 |
| united states | north carolina | trichodorus obtusus | species | 2 | 0 |
| united states | south carolina | trichodorus obtusus | species | 82 | 0 |