| propionibacterium acnes | 77 | species | bacteria | bacteria | 1747 |
| bartonella henselae | 77 | species | bacteria | bacteria | 38323 |
| salmonella enterica subsp. enterica serovar typhimurium | 77 | no rank | bacteria | bacteria | 90371 |
| brucella abortus | 76 | species | bacteria | bacteria | 235 |
| pseudomonas stutzeri | 76 | species | bacteria | bacteria | 316 |
| [enterobacter] aerogenes | 75 | species | bacteria | bacteria | 548 |
| francisella tularensis | 74 | species | bacteria | bacteria | 263 |
| vibrio parahaemolyticus | 74 | species | bacteria | bacteria | 670 |
| vibrio vulnificus | 73 | species | bacteria | bacteria | 672 |
| norwalk virus | 73 | species | viruses | viruses | 11983 |
| fusarium solani | 73 | species | plants | fungi | 169388 |
| histoplasma capsulatum | 72 | species | plants | fungi | 5037 |
| cowpox virus | 71 | species | viruses | viruses | 10243 |
| potato virus x | 71 | species | viruses | viruses | 12183 |
| citrobacter freundii | 70 | species | bacteria | bacteria | 546 |
| ascaris lumbricoides | 69 | species | invertebrates | helminths | 6252 |
| gb virus c | 69 | species | viruses | viruses | 54290 |
| coxiella burnetii | 67 | species | bacteria | bacteria | 777 |
| pichia kudriavzevii | 67 | species | plants | fungi | 4909 |
| klebsiella oxytoca | 66 | species | bacteria | bacteria | 571 |
| human respiratory syncytial virus | 66 | species | viruses | viruses | 11250 |
| pasteurella multocida | 65 | species | bacteria | bacteria | 747 |
| ascaris suum | 65 | species | invertebrates | helminths | 6253 |
| borna disease virus | 65 | species | viruses | viruses | 12455 |
| corynebacterium diphtheriae | 64 | species | bacteria | bacteria | 1717 |
| rubella virus | 64 | species | viruses | viruses | 11041 |
| bluetongue virus | 64 | species | viruses | viruses | 40051 |
| human hepatitis a virus | 64 | no rank | viruses | viruses | 208726 |
| chlamydia psittaci | 63 | species | bacteria | bacteria | 83554 |
| human metapneumovirus | 63 | species | viruses | viruses | 162145 |
| anaplasma phagocytophilum | 62 | species | bacteria | bacteria | 948 |
| streptococcus agalactiae | 62 | species | bacteria | bacteria | 1311 |
| echinococcus granulosus | 61 | species | invertebrates | helminths | 6210 |
| dengue virus 2 | 61 | no rank | viruses | viruses | 11060 |
| mumps virus | 61 | species | viruses | viruses | 11161 |
| hantaan virus | 61 | species | viruses | viruses | 11599 |
| burkholderia pseudomallei | 61 | species | bacteria | bacteria | 28450 |
| mycobacterium fortuitum | 60 | species | bacteria | bacteria | 1766 |
| human t-lymphotropic virus 2 | 60 | no rank | viruses | viruses | 11909 |
| encephalitozoon cuniculi | 58 | species | plants | fungi | 6035 |
| rotavirus a | 58 | species | viruses | viruses | 28875 |
| [haemophilus] ducreyi | 57 | species | bacteria | bacteria | 730 |
| influenza b virus | 57 | species | viruses | viruses | 11520 |
| plum pox virus | 57 | species | viruses | viruses | 12211 |
| ehrlichia chaffeensis | 56 | species | bacteria | bacteria | 945 |
| fusarium graminearum | 56 | species | plants | fungi | 5518 |
| taenia solium | 55 | species | invertebrates | helminths | 6204 |
| african cassava mosaic virus | 55 | species | viruses | viruses | 10817 |
| tick-borne encephalitis virus | 55 | species | viruses | viruses | 11084 |
| bartonella quintana | 54 | species | bacteria | bacteria | 803 |
| coccidioides immitis | 54 | species | plants | fungi | 5501 |
| venezuelan equine encephalitis virus | 54 | species | viruses | viruses | 11036 |
| enterocytozoon bieneusi | 54 | species | plants | fungi | 31281 |
| proteus vulgaris | 53 | species | bacteria | bacteria | 585 |
| shigella sonnei | 53 | species | bacteria | bacteria | 624 |
| rickettsia rickettsii | 53 | species | bacteria | bacteria | 783 |
| giardia intestinalis | 53 | species | invertebrates | protozoa | 5741 |
| babesia microti | 53 | species | invertebrates | protozoa | 5868 |
| streptococcus equinus | 52 | species | bacteria | bacteria | 1335 |
| leishmania braziliensis | 52 | species | invertebrates | protozoa | 5660 |
| potato virus y | 52 | species | viruses | viruses | 12216 |
| brucella melitensis | 52 | species | bacteria | bacteria | 29459 |
| rickettsia prowazekii | 51 | species | bacteria | bacteria | 782 |
| mycobacterium marinum | 51 | species | bacteria | bacteria | 1781 |
| nocardia asteroides | 51 | species | bacteria | bacteria | 1824 |
| human parainfluenza virus 3 | 51 | species | viruses | viruses | 11216 |
| nipah virus | 51 | species | viruses | viruses | 121791 |
| ehrlichia canis | 50 | species | bacteria | bacteria | 944 |
| streptococcus suis | 50 | species | bacteria | bacteria | 1307 |
| blastomyces dermatitidis | 50 | species | plants | fungi | 5039 |
| rhodococcus equi | 50 | species | bacteria | bacteria | 43767 |
| nectria haematococca | 50 | species | plants | fungi | 140110 |
| leptospira interrogans | 49 | species | bacteria | bacteria | 173 |
| actinomyces naeslundii | 49 | species | bacteria | bacteria | 1655 |
| mycobacterium kansasii | 49 | species | bacteria | bacteria | 1768 |
| leishmania tropica | 49 | species | invertebrates | protozoa | 5666 |
| strongyloides stercoralis | 48 | species | invertebrates | helminths | 6248 |
| human herpesvirus 7 | 48 | species | viruses | viruses | 10372 |
| african swine fever virus | 48 | species | viruses | viruses | 10497 |
| ross river virus | 48 | species | viruses | viruses | 11029 |
| influenza c virus | 48 | species | viruses | viruses | 11552 |
| tomato spotted wilt virus | 48 | species | viruses | viruses | 11613 |
| xanthomonas oryzae pv. oryzae | 48 | no rank | bacteria | bacteria | 64187 |
| eikenella corrodens | 47 | species | bacteria | bacteria | 539 |
| bacteroides thetaiotaomicron | 47 | species | bacteria | bacteria | 818 |
| barley yellow dwarf virus | 47 | species | viruses | viruses | 12037 |
| ectromelia virus | 47 | species | viruses | viruses | 12643 |
| enterovirus a71 | 47 | no rank | viruses | viruses | 39054 |
| morganella morganii | 46 | species | bacteria | bacteria | 582 |
| mycobacterium ulcerans | 46 | species | bacteria | bacteria | 1809 |
| xylella fastidiosa | 46 | species | bacteria | bacteria | 2371 |
| leishmania chagasi | 46 | species | invertebrates | protozoa | 44271 |
| trypanosoma brucei rhodesiense | 45 | subspecies | invertebrates | protozoa | 31286 |
| borrelia hermsii | 44 | species | bacteria | bacteria | 140 |
| elizabethkingia meningoseptica | 44 | species | bacteria | bacteria | 238 |
| ralstonia pickettii | 44 | species | bacteria | bacteria | 329 |
| ehrlichia ruminantium | 43 | species | bacteria | bacteria | 779 |
| mycoplasma capricolum | 43 | species | bacteria | bacteria | 2095 |
| encephalitozoon hellem | 43 | species | plants | fungi | 27973 |
| encephalitozoon intestinalis | 43 | species | plants | fungi | 58839 |