Species ***Pseudomonas* *alcaligenes***

Name: Pseudomonas alcaligenes Monias 1928 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: al.ca.li’ge.nes. N.L. neut. n. alcali, alkali (indeclinable); from Arabic article al, the; from Arabic masc. n. qaly, ashes of saltwort; Gr. suff. -genes, producing; from Gr. ind. v. gennaô, to produce; N.L. fem. part. adj. alcaligenes, alkali-producing

Pronunciation, gender: al-ka-LI-ge-nes, feminine

Type strain: 1577; ATCC 14909; CCUG 1425; CCUG 1425 A; CECT 7784; CFBP 2437; CIP 101034; DSM 50342; IFO 14159; JCM 5967; LMG 1224; NBIMCC 2453; NBRC 14159; NCAIM B.02011; NCCB 76044; NCTC 10367; VKM B-2171

Conduct genome-based taxonomy at

16S rRNA gene: D84006 Analyse FASTA

Effective publication: Monias BL. Classification of Bacterium alcaligenes pyocyaneum and fluorescens. Journal of Infectious Diseases 1928; 43:330-334.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 2

Synonyms:

Name	Kind
Aquipseudomonas alcaligenes (Monias 1928) Rudra and Gupta 2024	homotypic synonym, validly published under the ICNP

Emendations:
- Ling et al. 2023 Ling C, Zhao JY, Li LL, Ding ZG, Zhang MY, Tang J, Liang SG, Li JY, Liu XD, Feng LY, et al. Pseudomonas subflava sp. nov., a new Gram-negative bacterium isolated from Guishan in Yunnan province, south-west China. Antonie Van Leeuwenhoek 2023; 116:557-564. 🇨🇳 Oren A, Göker M. List of changes in taxonomic opinion no. 40. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2024; 74:6482.

Notes:
- 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 2. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2. — The risk group for Taiwan has been imported on 2024-11-03. The full classification is: risk group = 2, note = "P650 = v". — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
- 🎓 Name mentioned 223 times in PubMed until 2025-06-04.
- 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of the species itself.
- 🧍 According to Bartlett et al. (2022), this species is an established human pathogen. Publication: Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology (Reading) 2022; 168:0. 🇬🇧

Parent taxon: Pseudomonas Migula 1894 (Approved Lists 1980)

Assigned by: Monias BL. Classification of Bacterium alcaligenes pyocyaneum and fluorescens. Journal of Infectious Diseases 1928; 43:330-334.

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Record number: 779950

This LPSN page was printed on 2026-01-17 14:06:15

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Species Pseudomonas alcaligenes

Species ***Pseudomonas* *alcaligenes***