Dodatak:Popis bakterija, P

Pa uredi

, Paenibacillaceae , Paenibacillus , Palleronia , Paludibacter , Pandoraea , Pannonibacter , Pantoea , Papillibacter , Parabacteroides , Parachlamydia , Parachlamydiaceae , Paracoccus , Paracraurococcus , Paralactobacillus , Paraliobacillus , Parascardovia , Parasporobacterium , Parvibaculum , Parvularcula , Parvularculaceae , Parvularculales , Pasteurella , Pasteurellaceae , Pasteurellales , Pasteuria , Patulibacter , Patulibacteraceae , Paucibacter , Paucimonas , Paucisalibacillus

Pe uredi

, Pectinatus , Pectobacterium , Pediococcus , Pedobacter , Pedomicrobium , Pelagibaca , Pelczaria , Pelistega , Pelobacter , Pelodictyon , Pelomonas , Pelospora , Pelotomaculum , Peptococcaceae , Peptococcus , Peptoniphilus , Peptostreptococcaceae , Peptostreptococcus , Peredibacter , Persephonella , Persicivirga , Persicobacter , Petrimonas , Petrobacter , Petrotoga

Ph uredi

, Phaeobacter , Phaeospirillum

Phascolarctobacterium Del Dot et al., 1994 uredi

Phascolarctobacterium faecium Del Dot et al. 1994
Phascolarctobacterium succinatutens Watanabe et al., 2012

Bacteria → Firmicutes → Negativicutes → Selenomonadales → Acidaminococcaceae , Phenylobacterium , Phlomobacter , Phocoenobacter , Photobacterium , Photorhabdus , Phyllobacteriaceae , Phyllobacterium , Phytoplasma

Pi uredi

, Pibocella , Pigmentiphaga , Pilibacter , Pilimelia , Pillotina , Pirellula , Piscirickettsia , Piscirickettsiaceae

Pl uredi

, Planctomyces , Planctomycetaceae , Planctomycetacia , Planctomycetales , Planctomycetes , Planifilum , Planobispora , Planococcaceae , Planococcus , Planomicrobium , Planomonospora , Planotetraspora , Plantibacter , Pleomorphomonas , Plesiocystis , Plesiomonas

Po uredi

, Polaribacter , Polaromonas , Polyangiaceae , Polyangium , Polymorphospora , Polynucleobacter , Pontibacillus , Pontibacter , Porphyrobacter , Porphyromonadaceae , Porphyromonas

Pr uredi

, Pragia , Prauserella , Prevotella , Prevotellaceae

Procabacter Horn et al., 2002 uredi

Procabacter acanthamoebae

Bacteria → Proteobacteria → Betaproteobacteria → Procabacterriales → Procabacteriaceae , Procabacteriaceae , Procabacteriales , Prolinoborus , Promicromonospora , Promicromonosporaceae , Propionibacteriaceae , Propionibacterium , Propionicicella , Propionicimonas , Propioniferax , Propionigenium , Propionimicrobium , Propionispira , Propionispora , Propionivibrio , Prosthecobacter , Prosthecochloris , Prosthecomicrobium , Proteiniphilum , Proteobacteria

Proteus Hauser, 1885 uredi

Proteus hauseri O'Hara et al. 2000
Proteus mirabilis Hauser 1885 (Approved Lists 1980)
Proteus penneri Hickman et al. 1983
Proteus vulgaris Hauser 1885 (Approved Lists 1980)

Bacteria → Proteobacteria → Gammaproteobacteria → Enterobacteriales → Enterobacteriaceae , Providencia

Ps uredi

, Pseudaminobacter , Pseudidiomarina , Pseudoalteromonadaceae , Pseudoalteromonas , Pseudobutyrivibrio , Pseudocaedibacter , Pseudochrobactrum , Pseudoclavibacter , Pseudomonadaceae , Pseudomonadales , Pseudomonas , Pseudonocardia , Pseudonocardiaceae , Pseudoramibacter , Pseudorhodobacter , Pseudospirillum , Pseudovibrio , Pseudoxanthomonas , Psychrobacter , Psychroflexus , Psychroflexus , Psychromonadaceae , Psychromonas , Psychroserpens