| australia | | [clostridium] clostridioforme | species | 1 | 0 |
| australia | new south wales | [clostridium] clostridioforme | species | 1 | 0 |
| china | guangdong | [clostridium] clostridioforme | species | 310 | 0 |
| france | | [clostridium] clostridioforme | species | 273 | 0 |
| germany | lower saxony | [clostridium] clostridioforme | species | 4 | 0 |
| japan | | [clostridium] clostridioforme | species | 1 | 0 |
| russia | | [clostridium] clostridioforme | species | 1 | 0 |
| south africa | mpumalanga province | [clostridium] clostridioforme | species | 1 | 0 |
| switzerland | | [clostridium] clostridioforme | species | 1 | 0 |
| switzerland | basel-stadt region | [clostridium] clostridioforme | species | 1 | 0 |
| switzerland | zurich region | [clostridium] clostridioforme | species | 34 | 0 |
| united kingdom | | [clostridium] clostridioforme | species | 409 | 0 |
| united states | | [clostridium] clostridioforme | species | 895 | 0 |
| united states | new york | [clostridium] clostridioforme | species | 1701 | 0 |
| united states | pennsylvania | [clostridium] clostridioforme | species | 1 | 0 |
| united states | virginia | [clostridium] clostridioforme | species | 2 | 0 |
| united states | wyoming | [clostridium] clostridioforme | species | 0 | 1 |