| australia | | tetratrichomonas limacis | species | 1 | 0 |
| austria | | tetratrichomonas gallinarum | species | 3 | 0 |
| brazil | | tetratrichomonas sp. | species | 7 | 0 |
| china | | tetratrichomonas gallinarum | species | 3 | 0 |
| china | anhui | tetratrichomonas buttreyi | species | 5 | 0 |
| cyprus | | tetratrichomonas undula | species | 0 | 1 |
| france | | tetratrichomonas gallinarum | species | 6 | 0 |
| france | corse region | tetratrichomonas buttreyi | species | 1 | 0 |
| germany | | tetratrichomonas gallinarum | species | 1 | 0 |
| germany | berlin | tetratrichomonas gallinarum | species | 0 | 1 |
| iran | | tetratrichomonas gallinarum | species | 3 | 0 |
| iran | lorestan province | tetratrichomonas gallinarum | species | 1 | 0 |
| mexico | | tetratrichomonas sp. 1 pm-2013 | species | 2 | 0 |
| netherlands | | tetratrichomonas gallinarum | species | 32 | 0 |
| philippines | | tetratrichomonas buttreyi | species | 23 | 0 |
| philippines | | tetratrichomonas gallinarum | species | 5 | 0 |
| poland | | tetratrichomonas sp. | species | 1 | 0 |
| spain | | tetratrichomonas sp. aie-2012 | species | 2 | 0 |
| spain | galicia | tetratrichomonas limacis | species | 0 | 1 |
| turkey | | tetratrichomonas gallinarum | species | 1 | 0 |
| uganda | | tetratrichomonas sp. | species | 8 | 0 |
| united arab emirates | | tetratrichomonas sp. | species | 1 | 0 |
| united kingdom | | tetratrichomonas gallinarum | species | 2 | 0 |
| united states | | tetratrichomonas sp. 1998-5003 | species | 1 | 0 |
| united states | | tetratrichomonas sp. 1999-5000 | species | 1 | 0 |
| united states | | tetratrichomonas sp. 2000-0017 | species | 1 | 0 |
| united states | california | tetratrichomonas gallinarum | species | 0 | 1 |
| vietnam | | tetratrichomonas gallinarum | species | 3 | 0 |