| antarctica | | knoellia aerolata | species | 1 | 0 |
| antarctica | | knoellia sp. | species | 1 | 0 |
| antarctica | | knoellia sp. r-36688 | species | 1 | 0 |
| antarctica | | knoellia subterranea | species | 1 | 0 |
| bahamas | | knoellia sp. ba1(2011) | species | 1 | 0 |
| bahamas | | knoellia sp. ba2(2011) | species | 1 | 0 |
| bahamas | | knoellia sp. ba3(2011) | species | 1 | 0 |
| bahamas | | knoellia sp. ba4(2011) | species | 1 | 0 |
| bermuda | | knoellia | genus | 0 | 1 |
| bermuda | | knoellia sinensis | species | 0 | 1 |
| brazil | | knoellia sp. cbmai 1098 | species | 1 | 0 |
| brazil | | knoellia sp. sks23 | species | 1 | 0 |
| canada | | knoellia sp. iso917_otu19527 | species | 1 | 0 |
| china | | knoellia aerolata | species | 2 | 0 |
| china | | knoellia flava tl1 | no rank | 190 | 0 |
| china | | knoellia locipacati | species | 2 | 0 |
| china | | knoellia sinensis kctc 19936 | no rank | 124 | 0 |
| china | | knoellia sp. | species | 3 | 0 |
| china | | knoellia sp. ala3 | species | 1 | 0 |
| china | | knoellia sp. als6 | species | 1 | 0 |
| china | | knoellia sp. bra22 | species | 1 | 0 |
| china | | knoellia sp. dca10 | species | 1 | 0 |
| china | | knoellia sp. xsw020 | species | 1 | 0 |
| china | | knoellia sp. xsw024 | species | 1 | 0 |
| china | | knoellia sp. xsw026 | species | 1 | 0 |
| china | | knoellia sp. xsw070 | species | 1 | 0 |
| china | | knoellia sp. zs20 | species | 1 | 0 |
| china | | knoellia subterranea kctc 19937 | no rank | 68 | 0 |
| china | | uncultured knoellia sp. | species | 2 | 0 |
| china | guizhou | knoellia sinensis | species | 2 | 0 |
| china | guizhou | knoellia subterranea | species | 2 | 0 |
| china | hubei | knoellia | genus | 0 | 1 |
| china | hubei | knoellia flava | species | 3 | 0 |
| china | sichuan | knoellia sp. ala3 | species | 1 | 0 |
| china | sichuan | knoellia sp. als6 | species | 1 | 0 |
| china | sichuan | knoellia sp. bra22 | species | 1 | 0 |
| china | sichuan | knoellia sp. dca10 | species | 1 | 0 |
| china | sichuan | knoellia sp. zs20 | species | 1 | 0 |
| china | xinjiang | knoellia sp. rcml-25 | species | 1 | 0 |
| china | yunnan | knoellia | genus | 0 | 1 |
| colombia | | knoellia sp. adb_bd070 | species | 1 | 0 |
| france | | knoellia sp. s44ca | species | 1 | 0 |
| germany | | knoellia subterranea | species | 1 | 0 |
| germany | north rhine-westphalia | knoellia sp. soil729 | species | 18 | 0 |
| hungary | | knoellia aerolata | species | 1 | 0 |
| hungary | | knoellia locipacati | species | 2 | 0 |
| hungary | | knoellia subterranea | species | 1 | 0 |
| iceland | | knoellia sp. | species | 2 | 0 |
| india | | knoellia flava | species | 2 | 0 |
| india | | knoellia locipacati | species | 5 | 0 |
| india | | knoellia sinensis | species | 1 | 0 |
| india | | uncultured knoellia sp. | species | 3 | 0 |
| india | jammu and kashmir | knoellia sp. lad_16k | species | 1 | 0 |
| india | maharashtra | knoellia sp. | species | 1 | 0 |
| japan | ibaraki prefecture | knoellia sp. 52np10 | species | 1 | 0 |
| kenya | | knoellia flava | species | 1 | 0 |
| madagascar | | knoellia subterranea | species | 3 | 0 |
| madagascar | alaotra mangoro region | knoellia subterranea | species | 2 | 0 |
| madagascar | amoron'i mania region | knoellia subterranea | species | 1 | 0 |
| madagascar | vakinankaratra region | knoellia subterranea | species | 1 | 0 |
| mexico | | knoellia subterranea | species | 1 | 0 |
| norway | | knoellia sp. sp073 | species | 1 | 0 |
| norway | sor-trondelag county | knoellia | genus | 0 | 1 |
| pakistan | | knoellia sp. mosel-res1 | species | 1 | 0 |
| slovakia | | uncultured knoellia sp. | species | 1 | 0 |
| south korea | | knoellia aerolata dsm 18566 | no rank | 462 | 0 |
| south korea | | knoellia flava | species | 1 | 0 |
| south korea | | knoellia sp. | species | 1 | 0 |
| south korea | | knoellia subterranea | species | 1 | 0 |
| spain | andalusia | knoellia locipacati | species | 4 | 0 |
| united states | | knoellia sp. cc14k | species | 1 | 0 |
| united states | | uncultured knoellia sp. | species | 2 | 0 |
| united states | arizona | knoellia sp. | species | 1 | 0 |
| united states | new mexico | knoellia sp. | species | 8 | 0 |
| vietnam | | knoellia sp. a234gs | species | 1 | 0 |
| zambia | | knoellia sp. mz_16 | species | 1 | 0 |