| canada | | rhytidiadelphus triquetrus | species | 1 | 0 |
| china | | rhytidiadelphus triquetrus | species | 2 | 0 |
| japan | | rhytidiadelphus triquetrus | species | 1 | 0 |
| japan | yamanashi prefecture | rhytidiadelphus triquetrus | species | 1 | 0 |
| russia | khabarovsk krai | rhytidiadelphus triquetrus | species | 1 | 0 |
| russia | moscow city | rhytidiadelphus triquetrus | species | 1 | 0 |
| russia | primorsky krai | rhytidiadelphus triquetrus | species | 1 | 0 |
| united kingdom | | rhytidiadelphus triquetrus | species | 3 | 0 |