| australia | | atopospira galeata | species | 2 | 0 |
| australia | | metopus hasei | species | 5 | 0 |
| australia | | metopus laminarius | species | 1 | 0 |
| australia | | metopus setosus | species | 2 | 0 |
| brazil | sao paulo | parametopidium circumlabens | species | 1 | 0 |
| china | | brachonella contorta | species | 1 | 0 |
| china | | metopus hasei | species | 1 | 0 |
| china | | metopus yantaiensis | species | 1 | 0 |
| china | shandong | metopus es | species | 1 | 0 |
| india | | brachonella spiralis | species | 3 | 0 |
| india | | metopus es | species | 1 | 0 |
| india | | metopus setosus | species | 1 | 0 |
| italy | tuscany region | brachonella sp. apft1 | species | 1 | 0 |
| italy | tuscany region | brachonella sp. atto1 | species | 1 | 0 |
| italy | tuscany region | brachonella sp. clpn2 | species | 1 | 0 |
| italy | tuscany region | metopidae sp. aldg1 | species | 1 | 0 |
| italy | tuscany region | metopidae sp. aldg3 | species | 1 | 0 |
| italy | tuscany region | metopidae sp. apfeu3 | species | 1 | 0 |
| japan | | nyctotherus ovalis | species | 1 | 0 |
| japan | niigata prefecture | brachonella contorta | species | 3 | 0 |
| japan | niigata prefecture | uncultured metopus | species | 1 | 0 |
| netherlands | | nyctotherus ovalis | species | 58 | 0 |
| netherlands | north holland province | nyctotherus ovalis | species | 10 | 0 |
| united states | colorado | uncultured metopus | species | 1 | 0 |
| united states | colorado | uncultured nyctotherus sp. | species | 1 | 0 |