| australia | | heterorhabditis zealandica | species | 16 | 0 |
| new zealand | | heterorhabditis zealandica | species | 2 | 0 |
| south africa | | heterorhabditis zealandica | species | 25 | 0 |
| south africa | eastern cape province | heterorhabditis zealandica | species | 0 | 1 |
| south africa | mpumalanga province | heterorhabditis zealandica | species | 0 | 1 |
| south africa | the western cape province | heterorhabditis zealandica | species | 4 | 1 |