Name: Haemophilus sputorum Nørskov-Lauritsen et al. 2012

Category: Species

Proposed as: sp. nov.

Etymology: spu.to’rum. L. neut. n. sputum, spit, sputum; L. gen. neut. pl. n. sputorum, of sputa

Gender: masculine

Type strain: CCUG 13788; DSM 24472

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: JF506642 Analyse FASTA

Effective publication: Norskov-Lauritsen N, Bruun B, Andersen C, Kilian M. Identification of haemolytic Haemophilus species isolated from human clinical specimens and description of Haemophilus sputorum sp. nov. Int J Med Microbiol 2012; 302:78-83.

IJSEM list: Euzeby JP. Validation list no. 146. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2012; 62:1443-1445.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is -0.07153 (N = 25).
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2. — 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 8 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 2022; 168:0.

Parent taxon: Haemophilus corrig. Winslow et al. 1917 (Approved Lists 1980)

Assigned by: Norskov-Lauritsen N, Bruun B, Andersen C, Kilian M. Identification of haemolytic Haemophilus species isolated from human clinical specimens and description of Haemophilus sputorum sp. nov. Int J Med Microbiol 2012; 302:78-83.

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Record number: 789886