| gongylonema ingluvicola | 5 | species | | helminths | |
| marinibacillus | 5 | | | | |
| sporohalobacter | 4 | genus | bacteria | | 973 |
| heliothrix | 4 | genus | bacteria | | 1109 |
| mycobacterium cookii | 4 | species | bacteria | bacteria | 1775 |
| thermoascus crustaceus | 4 | species | plants | fungi | 5088 |
| human parainfluenza virus 4a | 4 | no rank | viruses | viruses | 11224 |
| herbidospora | 4 | genus | bacteria | | 28443 |
| rhodoplanes | 4 | genus | bacteria | | 29407 |
| iodobacter | 4 | genus | bacteria | | 32014 |
| aspergillus unguis | 4 | species | plants | fungi | 40381 |
| halobaculum | 4 | genus | bacteria | | 43927 |
| ferrimonas | 4 | genus | bacteria | | 44011 |
| fusarium polyphialidicum | 4 | species | plants | fungi | 44410 |
| sporobacter | 4 | genus | bacteria | | 44748 |
| lautropia | 4 | genus | bacteria | | 47670 |
| acetomicrobium | 4 | genus | bacteria | | 49894 |
| stetteria | 4 | genus | bacteria | | 52130 |
| thermosphaera | 4 | genus | bacteria | | 54253 |
| schwartzia | 4 | genus | bacteria | | 55506 |
| tetracoccus | 4 | genus | bacteria | | 56056 |
| planotetraspora | 4 | genus | bacteria | | 58120 |
| debaryomyces fabryi | 4 | species | plants | fungi | 58627 |
| methylorhabdus | 4 | genus | bacteria | | 61655 |
| tessaracoccus | 4 | genus | bacteria | | 72763 |
| aspergillus viridinutans | 4 | species | plants | fungi | 75553 |
| budvicia | 4 | genus | bacteria | | 82978 |
| pragia | 4 | genus | bacteria | | 82984 |
| roseospirillum | 4 | genus | bacteria | | 83400 |
| luteimonas | 4 | genus | bacteria | | 83614 |
| propionivibrio | 4 | genus | bacteria | | 83766 |
| cryptobacterium | 4 | genus | bacteria | | 84162 |
| beutenbergia | 4 | genus | bacteria | | 84756 |
| halochromatium | 4 | genus | bacteria | | 85074 |
| roseospira | 4 | genus | bacteria | | 86671 |
| marmoricola | 4 | genus | bacteria | | 86795 |
| ferribacterium | 4 | genus | bacteria | | 88875 |
| pelistega | 4 | genus | bacteria | | 106146 |
| desulfofaba | 4 | genus | bacteria | | 109169 |
| muricauda | 4 | genus | bacteria | | 111500 |
| tepidimonas | 4 | genus | bacteria | | 114248 |
| micropruina | 4 | genus | bacteria | | 116071 |
| rhodobaca | 4 | genus | bacteria | | 119541 |
| syntrophothermus | 4 | genus | bacteria | | 129001 |
| limnobacter | 4 | genus | bacteria | | 131079 |
| hydrogenothermus | 4 | genus | bacteria | | 133269 |
| candidatus xiphinematobacter | 4 | genus | bacteria | | 134550 |
| knoellia | 4 | genus | bacteria | | 136099 |
| prauserella | 4 | genus | bacteria | | 142577 |
| dendrosporobacter | 4 | genus | bacteria | | 146813 |
| thermobispora | 4 | genus | bacteria | | 147067 |
| paracoccus yeei | 4 | species | bacteria | bacteria | 147645 |
| georgenia | 4 | genus | bacteria | | 154116 |
| thiorhodospira | 4 | genus | bacteria | | 154346 |
| chaetomium brasiliense | 4 | species | plants | fungi | 155871 |
| reichenbachiella | 4 | genus | bacteria | | 156993 |
| hydatigera parva | 4 | species | invertebrates | helminths | 1434711 |
| vulcanisaeta | 4 | genus | bacteria | | 164450 |
| caloranaerobacter | 4 | genus | bacteria | | 171003 |
| tistrella | 4 | genus | bacteria | | 171436 |
| onchocerca dukei | 4 | species | invertebrates | helminths | 173668 |
| cetobacterium | 4 | genus | bacteria | | 180162 |
| pseudobutyrivibrio xylanivorans | 4 | species | bacteria | bacteria | 185007 |
| gelria | 4 | genus | bacteria | | 189326 |
| dorea | 4 | genus | bacteria | | 189330 |
| bacillus aquimaris | 4 | species | bacteria | bacteria | 189382 |
| candidatus tremblaya | 4 | genus | bacteria | | 189384 |
| geoglobus | 4 | genus | bacteria | | 190818 |
| plesiocystis | 4 | genus | bacteria | | 191767 |
| alicycliphilus | 4 | genus | bacteria | | 201096 |
| thermanaeromonas | 4 | genus | bacteria | | 202949 |
| halobiforma | 4 | genus | bacteria | | 203193 |
| enterobacter kobei | 4 | species | bacteria | bacteria | 208224 |
| allisonella | 4 | genus | bacteria | | 209879 |
| oleomonas | 4 | genus | bacteria | | 217063 |
| arcicella | 4 | genus | bacteria | | 217140 |
| fulvimarina | 4 | genus | bacteria | | 217510 |
| nostochopsis | 4 | genus | bacteria | | 221283 |
| alkanindiges | 4 | genus | bacteria | | 222991 |
| kaistella | 4 | genus | bacteria | | 232215 |
| crinalium | 4 | genus | bacteria | | 241421 |
| maribacter | 4 | genus | bacteria | | 252356 |
| pseudoclavibacter | 4 | genus | bacteria | | 255204 |
| algibacter | 4 | genus | bacteria | | 261827 |
| peredibacter | 4 | genus | bacteria | | 263370 |
| blastopirellula | 4 | genus | bacteria | | 265487 |
| alkalimonas | 4 | genus | bacteria | | 265980 |
| thalassobacter | 4 | genus | bacteria | | 266808 |
| candidatus amoebophilus | 4 | genus | bacteria | | 281119 |
| jiangella | 4 | genus | bacteria | | 281472 |
| winogradskyella | 4 | genus | bacteria | | 286104 |
| roseivirga | 4 | genus | bacteria | | 290180 |
| cyrnea | 4 | genus | invertebrates | | 291932 |
| gramella | 4 | genus | bacteria | | 292691 |
| martelella | 4 | genus | bacteria | | 293088 |
| sejongia | 4 | genus | bacteria | | 293618 |
| thiovirga | 4 | genus | bacteria | | 307586 |
| gaetbulibacter | 4 | genus | bacteria | | 311207 |
| neoasaia | 4 | genus | bacteria | | 320496 |
| dokdonella | 4 | genus | bacteria | | 323413 |