Species ***Enterobacter* *hormaechei***

Name: Enterobacter hormaechei O'Hara et al. 1990

Category: Species

Proposed as: sp. nov.

Etymology: hor.mae’che.i. N.L. gen. masc. n. hormaechei, of Hormaeche, named after Estenio Hormaeche, Uruguayan microbiologist

Gender: masculine

Type strain: 0992-77; ATCC 49162; CCUG 27126; CIP 103441; DSM 12409

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ508302 Analyse FASTA

Effective publication: O'Hara CM, Steigerwalt AG, Hill BC, Farmer JJ, Fanning GR, Brenner DJ. Enterobacter hormaechei, a new species of the family Enterobacteriaceae formerly known as enteric group 75. J Clin Microbiol 1989; 27:2046-2049.

IJSEM list: Anonymous. Validation list no. 32. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1990; 40:105-106.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

Emendations:
- Hoffmann et al. 2005 Hoffmann H, Stindl S, Ludwig W, Stumpf A, Mehlen A, Monget D, Pierard D, Ziesing S, Heesemann J, Roggenkamp A, et al. Enterobacter hormaechei subsp. oharae subsp. nov., E. hormaechei subsp. hormaechei comb. nov., and E. hormaechei subsp. steigerwaltii subsp. nov., three new subspecies of clinical importance. J Clin Microbiol 2005; 43:3297-3303. Oren A, Garrity GM. List of changes in taxonomic opinion no. 25. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2017; 67:7-8.

Notes:
- 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 2022; 168:0.
- Enterobacter hormaechei O'Hara et al. 1990 was previously known as CDC Enteric Group 75. Publication: Palleroni NJ. Genus I. Pseudomonas Migula 1894, 237 AL (Nom. Cons., Opin. 5 of the Jud. Comm. 1952, 121). In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. 2 (The Proteobacteria), part B (The Gammaproteobacteria), Springer, New York, 2005, p. 323-379.
- The full TRBA 466 classification is: risk group = 2, note = "ht".

Subdivision:

Number of child taxa with a validly published and correct name: 5
Number of child taxa with a validly published name, including synonyms: 5
Total number of child taxa: 5

Child taxa:

Name	Nomenclatural status	Taxonomic status
Enterobacter hormaechei subsp. oharae Hoffmann et al. 2016	validly published under the ICNP	correct name
Enterobacter hormaechei subsp. xiangfangensis (Gu et al. 2014) Sutton et al. 2018	validly published under the ICNP	correct name
Enterobacter hormaechei subsp. hoffmannii Sutton et al. 2018	validly published under the ICNP	correct name
Enterobacter hormaechei subsp. steigerwaltii Hoffmann et al. 2016	validly published under the ICNP	correct name
Enterobacter hormaechei subsp. hormaechei (O'Hara et al. 1990) Hoffmann et al. 2016	validly published under the ICNP	correct name

Parent taxon: Enterobacter Hormaeche and Edwards 1960 (Approved Lists 1980)

Assigned by: O'Hara CM, Steigerwalt AG, Hill BC, Farmer JJ, Fanning GR, Brenner DJ. Enterobacter hormaechei, a new species of the family Enterobacteriaceae formerly known as enteric group 75. J Clin Microbiol 1989; 27:2046-2049.

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Record number: 783768

This LPSN page was printed on 2023-03-31 21:54:02

Species Enterobacter hormaechei

Species ***Enterobacter* *hormaechei***