- "Acetobacter"
- "Acidovorax"
- "Acinetobacter"
- "Acremonium"
- "Acrocarpospora"
- "Actinomadura"
-
"Actinoplanes"
- Actinoplanes bogorensis
- Actinoplanes campanulatus
- Actinoplanes capillaceus
- Actinoplanes consettensis
- Actinoplanes cyaneus
- Actinoplanes deccanensis
- Actinoplanes digitatis
- Actinoplanes friuliensis
- Actinoplanes lutulentus
- Actinoplanes missouriensis
- Actinoplanes palleronii
- Actinoplanes philippinensis
- Actinoplanes rectilineatus
- Actinoplanes regularis
- Actinoplanes sarveparensis
- Actinoplanes sichuanensis
- Actinoplanes subtropicus
- "Agrobacterium"
- "Alcaligenes"
- "Alkalihalobacillus"
- "Allochromatium"
- "Alternaria"
- "Arthrinium"
-
"Aspergillus"
- Aspergillus aculeatus
- Aspergillus aureofulgens
- Aspergillus carbonarius
- Aspergillus carneus
- Aspergillus clavatus
- Aspergillus elegans
- Aspergillus flavipes
- Aspergillus flavus
- Aspergillus fumigatus
- Aspergillus japonicus
- Aspergillus kanagawaensis
- Aspergillus nidulans
- Aspergillus niger
- Aspergillus oryzae
- Aspergillus parvulus
- Aspergillus puniceus
- Aspergillus sp.
- Aspergillus sydowii
- Aspergillus tamarii
- Aspergillus terreus
- Aspergillus ustus
- Aspergillus versicolor
- Aspergillus welwitschiae
- "Aurantiochytrium"
- "Aureobasidium"
- "Azospirillum"
- "Azotobacter"
-
"Bacillus"
- Bacillus aerophilus
- Bacillus albus
- Bacillus altitudinis
- Bacillus amyloliquefaciens
- Bacillus aquimaris
- Bacillus aryabhattai
- Bacillus bataviensis
- Bacillus cereus
- Bacillus circulans
- Bacillus clarus
- Bacillus clausii
- Bacillus coagulans
- Bacillus drentensis
- Bacillus flexus
- Bacillus horikoshii
- Bacillus hwajinpoensis
- Bacillus infantis
- Bacillus koreensis
- Bacillus licheniformis
- Bacillus litoralis
- Bacillus megaterium
- Bacillus methylotrophicus
- Bacillus nealsonii
- Bacillus niacini
- Bacillus oceanisediminis
- Bacillus pumilus
- Bacillus rhizoplanae
- Bacillus safensis
- Bacillus salipaludis
- Bacillus shackletonii
- Bacillus siamensis
- Bacillus sp.
- Bacillus stercoris
- Bacillus subtilis
- Bacillus tequilensis
- Bacillus thuringiensis
- Bacillus thuringiensis serovar israelensis
- Bacillus toyonensis
- Bacillus velezensi
- Bacillus velezensis
- Bacillus vireti
- Bacillus wiedmannii
-
"Bacillus aerophilus"
-
"Bacillus amyloliquefaciens"
-
"Bacillus amyloquifaciens"
-
"Bacillus aryabhattai"
-
"Bacillus cereus"
-
"Bacillus clausii"
-
"Bacillus drentensis"
-
"Bacillus infantis"
-
"Bacillus licheniformis"
-
"Bacillus megaterium"
-
"Bacillus methylotrophicus"
-
"Bacillus nealsonii"
-
"Bacillus niacini"
-
"Bacillus siamensis"
-
"Bacillus sp."
-
"Bacillus thuringiensis serovar israelensis"