Name: Cruoricaptor ignavus Yassin et al. 2013

Category: Species

Proposed as: sp. nov.

Etymology: i.gna’vus. L. masc. adj. ignavus, inactive

Pronunciation (Latin), gender: kru-o-ri-KAP-tor i-N͡GNA-wus, masculine

Type strain: CCUG 62025; DSM 25479; IMMIB L-12475

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: MH789414 Analyse FASTA

Effective publication: Yassin AF, Inglis TJ, Hupfer H, Siering C, Schumann P, Busse HJ, Aravena-Roman M. Cruoricaptor ignavus gen. nov., sp. nov., a novel bacterium of the family Flavobacteriaceae isolated from blood culture of a man with bacteraemia. Syst Appl Microbiol 2012; 35:421-426. 🇩🇪

IJSEM list: Euzeby JP. Validation list no. 149. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2013; 63:1-5.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Cruoricaptor Yassin et al. 2013. Publication: Yassin AF, Inglis TJ, Hupfer H, Siering C, Schumann P, Busse HJ, Aravena-Roman M. Cruoricaptor ignavus gen. nov., sp. nov., a novel bacterium of the family Flavobacteriaceae isolated from blood culture of a man with bacteraemia. Syst Appl Microbiol 2012; 35:421-426. 🇩🇪
  • 😷 The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 1, note = "+". — 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 2 times in PubMed until 2026-06-11.
  • 🙆 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 pathogenicity of the species itself.
  • 🧍 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 (Reading) 2022; 168:0. 🇬🇧
  • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Garcia-Lopez M, Meier-Kolthoff JP, Tindall BJ, Gronow S, Woyke T, Kyrpides NC, Hahnke RL, Goker M. Analysis of 1,000 Type-Strain Genomes Improves Taxonomic Classification of Bacteroidetes. Front Microbiol 2019; 10:2083. 🇩🇪

Parent taxon: Cruoricaptor Yassin et al. 2013

Assigned by: Yassin AF, Inglis TJ, Hupfer H, Siering C, Schumann P, Busse HJ, Aravena-Roman M. Cruoricaptor ignavus gen. nov., sp. nov., a novel bacterium of the family Flavobacteriaceae isolated from blood culture of a man with bacteraemia. Syst Appl Microbiol 2012; 35:421-426. 🇩🇪

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.790417Copy to clipboardLink copied to clipboard

Record number: 790417