| australia | new south wales | trichonympha magna | species | 1 | 0 |
| canada | | trichonympha campanula | species | 29 | 0 |
| canada | | trichonympha collaris | species | 23 | 0 |
| canada | | trichonympha postcylindrica | species | 41 | 0 |
| canada | | trichonympha sphaerica | species | 21 | 0 |
| canada | british columbia | trichonympha campanula | species | 29 | 0 |
| canada | british columbia | trichonympha collaris | species | 23 | 0 |
| canada | british columbia | trichonympha postcylindrica | species | 41 | 0 |
| canada | british columbia | trichonympha sphaerica | species | 21 | 0 |
| japan | saitama prefecture | trichonympha agilis | species | 6 | 0 |
| saudi arabia | riyadh region | trichonympha campanula | species | 0 | 1 |
| united states | | trichonympha agilis | species | 3 | 0 |
| united states | | trichonympha campanula | species | 7 | 0 |
| united states | | trichonympha collaris | species | 14 | 0 |
| united states | | trichonympha postcylindrica | species | 7 | 0 |
| united states | | trichonympha sphaerica | species | 12 | 0 |
| united states | california | trichonympha campanula | species | 7 | 0 |
| united states | california | trichonympha collaris | species | 14 | 0 |
| united states | california | trichonympha postcylindrica | species | 7 | 0 |
| united states | california | trichonympha sphaerica | species | 12 | 0 |