| cameroon | | uncultured methanimicrococcus sp. | species | 4 | 0 |
| czech republic | | uncultured methanimicrococcus sp. | species | 1 | 0 |
| japan | | uncultured methanimicrococcus sp. | species | 1 | 0 |
| netherlands | gelderland province | methanimicrococcus blatticola | species | 14 | 0 |
| nigeria | | uncultured methanimicrococcus sp. | species | 19 | 0 |