B
- Bacillus
- Bacillus anthracis
- Bacillus brevis
- Bacillus cereus
- Bacillus fusiformis
- Bacillus licheniformis
- Bacillus megaterium
- Bacillus mycoides
- Bacillus stearothermophilus
- Bacillus subtilis
- Bacteroides
- Bacteroides fragilis
- Bacteroides gingivalis
- Bacteroides melaninogenicus (now known as Prevotella melaninogenica)
- Bartonella
- Bartonella henselae
- Bartonella quintana
- Bordetella
- Bordetella bronchiseptica
- Bordetella pertussis
- Borrelia burgdorferi
- Brucella
- Brucella abortus
- Brucella melitensis
- Brucella suis
- Burkholderia
- Burkholderia mallei
- Burkholderia pseudomallei
- Burkholderia cepacia
Read more about this topic: List Of Clinically Important Bacteria