Species "Bacillus sphenoides"

Name: "Bacillus sphenoides" Douglas et al. 1919

Category: Species

Proposed as: sp. nov.

Etymology: sphe.no.i’des. Gr. masc. n. sphên (gen. sphênos), wedge; L. adj. suff. -oides, resembling, similar; from Gr. neut. adj. suff. -eides, resembling, similar; from Gr. neut. n. eîdos, that which is seen, form, shape, figure; N.L. masc. adj. sphenoides, wedge-shaped

Pronunciation, gender: sp^he-no-I-des, masculine

Nomenclatural type: ATCC 19403; CIP 104283; DSM 632; JCM 1415; LMG 10390; NCCB 77027; NCIB 10627; NCIMB 10627; NCTC 507; Thorlby

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: X73449 Analyse FASTA

Original publication: Douglas SR, Fleming A, Colebrook L. Studies in wound infections. Medical Research Council (Great Britain) Special Report Series 1919; 57:1-159.

Nomenclatural status: not validly published, basonym of name in Approved Lists

Taxonomic status: synonym (and no standing)

Correct name: Lacrimispora sphenoides (Douglas et al. 1919) Haas and Blanchard 2020

Risk group: 2

Synonyms:

Name	Kind
Clostridium sphenoides (Douglas et al. 1919) Bergey et al. 1923 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP
Desulfotomaculum guttoideum Gogotova and Vainstein 1986	heterotypic synonym, validly published under the ICNP
Lacrimispora sphenoides (Douglas et al. 1919) Haas and Blanchard 2020	homotypic synonym, validly published under the ICNP

Notes:
- ⏰ According to Haas and Blanchard (2020), this species is an earlier heterotypic synonym of Desulfotomaculum guttoideum Gogotova and Vainstein 1986. 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. 🇺🇸
- 🏢 Synonymy of this taxon was mentioned in an IJSEM list. Publication: 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.
- 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 2, note = "human pathogen". — The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 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.

Parent taxon: Bacillus Cohn 1872 (Approved Lists 1980)

Assigned by: Douglas SR, Fleming A, Colebrook L. Studies in wound infections. Medical Research Council (Great Britain) Special Report Series 1919; 57:1-159.

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Record number: 4171

This LPSN page was printed on 2026-01-19 11:48:20

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Species "Bacillus sphenoides"