Name: Lacrimispora indolis (McClung and McCoy 1957) Haas and Blanchard 2020

Category: Species

Proposed as: comb. nov.

Basonym: Clostridium indolis McClung and McCoy 1957 (Approved Lists 1980)

Etymology: in.do’lis. N.L. gen. neut. n. indolis, of indole

Gender: feminine

Type strain: ATCC 25771; DSM 755; JCM 1380; NCIB 9731; NCIMB 9731; NCTC 11811

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB971794 Analyse FASTA

Valid publication: Haas KN, Blanchard JL. Reclassification of the Clostridium clostridioforme and Clostridium sphenoides clades as Enterocloster gen. nov. and Lacrimispora gen. nov., including reclassification of 15 taxa. Int J Syst Evol Microbiol 2020; 70:23-34. 🇺🇸

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 70, part 1 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:2167-2173.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

• Synonyms:

  • Name	Kind
    Clostridium methoxybenzovorans Mechichi et al. 1999	heterotypic synonym, validly published under the ICNP
    Clostridium indolis McClung and McCoy 1957 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP
    "Eubacterium indolis" (McClung and McCoy 1957) De Vos et al. 2009	homotypic synonym, not validly published

• Notes:
  • ⏰ According to Kobayashi et al. (2024), this species is an earlier heterotypic synonym of Clostridium methoxybenzovorans Mechichi et al. 1999. Publication: Kobayashi H, Tanizawa Y, Sakamoto M, Ohkuma M, Tohno M. Lacrimispora brassicae sp. nov. isolated from fermented cabbage, and proposal of Clostridium indicum Gundawar et al. 2019 and Clostridium methoxybenzovorans Mechichi et al. 1999 as heterotypic synonyms of Lacrimispora amygdalina (Parshina et al. 2003) Haas and Blanchard 2020 and Lacrimispora indolis (McClung and McCoy 1957) Haas and Blanchard 2020, respectively. Int J Syst Evol Microbiol 2024; 74:6456. 🇯🇵
  • 🏢 Synonymy of this taxon was mentioned in an IJSEM list. Publication: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 74, part 7 of the IJSEM. Int J Syst Evol Microbiol 2024; 74:6494.
  • 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 2, note = "human pathogen". — 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 5 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. This name is not taxonomically suspended any more in favour of Clostridium indolis McClung and McCoy 1957 (Approved Lists 1980). Publication: McClung LS, McCoy E. Genus II. Clostridium Prazmowski 1880. In: Breed RS, Murray EGD, Smith NR (eds), Bergey's Manual of Determinative Bacteriology, seventh edition, The Williams & Wilkins Co., Baltimore, 1957, p. 634-693. Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Parent taxon: Lacrimispora Haas and Blanchard 2020

Assigned by: Haas KN, Blanchard JL. Reclassification of the Clostridium clostridioforme and Clostridium sphenoides clades as Enterocloster gen. nov. and Lacrimispora gen. nov., including reclassification of 15 taxa. Int J Syst Evol Microbiol 2020; 70:23-34. 🇺🇸

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Record number: 5951