Name: Haematobacter missouriensis Helsel et al. 2007

Category: Species

Proposed as: sp. nov.

Etymology: mis.sou.ri.en’sis. N.L. masc./fem. adj. missouriensis, pertaining to Missouri, where the type strain was isolated

Gender: masculine

Type strain: CCUG 52307; CIP 109176; H1892

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: DQ342315 Analyse FASTA

Effective publication: Helsel LO, Hollis D, Steigerwalt AG, Morey RE, Jordan J, Aye T, Radosevic J, Jannat-Khah D, Thiry D, Lonsway DR, et al. Identification of "Haematobacter," a new genus of aerobic Gram-negative rods isolated from clinical specimens, and reclassification of Rhodobacter massiliensis as "Haematobacter massiliensis comb. nov.". J Clin Microbiol 2007; 45:1238-1243.

IJSEM list: Euzeby JP. Validation list no. 116. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2007; 57:1371-1373.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Emendations:
  • Hördt et al. 2020 Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468. Oren A, Garrity GM. List of changes in taxonomic opinion no. 32. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2020; 70:4061-4090.

• Notes:
  • 🥇 Nomenclatural type of the genus Haematobacter Helsel et al. 2007. Publication: Helsel LO, Hollis D, Steigerwalt AG, Morey RE, Jordan J, Aye T, Radosevic J, Jannat-Khah D, Thiry D, Lonsway DR, et al. Identification of "Haematobacter," a new genus of aerobic Gram-negative rods isolated from clinical specimens, and reclassification of Rhodobacter massiliensis as "Haematobacter massiliensis comb. nov.". J Clin Microbiol 2007; 45:1238-1243.
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1, note = "+".
  • 🎓 Name mentioned 1 time in PubMed until 2024-03-28.
  • 🧍 According to Bartlett et al. (2022), this species is a putative 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.
  • 🧍 According to the protologues Haematobacter missouriensis and Haematobacter massiliensis cannot be distinguished from one another. Publication: Euzeby JP. Validation list no. 116. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2007; 57:1371-1373.

Parent taxon: Haematobacter Helsel et al. 2007

Assigned by: Helsel LO, Hollis D, Steigerwalt AG, Morey RE, Jordan J, Aye T, Radosevic J, Jannat-Khah D, Thiry D, Lonsway DR, et al. Identification of "Haematobacter," a new genus of aerobic Gram-negative rods isolated from clinical specimens, and reclassification of Rhodobacter massiliensis as "Haematobacter massiliensis comb. nov.". J Clin Microbiol 2007; 45:1238-1243.

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Record number: 786429