Name: Alkalispirochaeta sphaeroplastigenens (Vishnuvardhan Reddy et al. 2013) Sravanthi et al. 2016

Category: Species

Proposed as: comb. nov.

Basonym: Spirochaeta sphaeroplastigenens Vishnuvardhan Reddy et al. 2013

Etymology: spha.e.ro.plas.ti.ge’nens. L. pres. part. genens, producing; N.L. part. adj. sphaeroplastigenens, spheroplast-producing

Gender: feminine

Type strain: JC133; KCTC 15220; NBRC 109056

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: HE806187 Analyse FASTA

Valid publication: Sravanthi T, Tushar L, Sasikala Ch, Ramana ChV. Alkalispirochaeta cellulosivorans gen. nov., sp. nov., a cellulose-hydrolysing, alkaliphilic, halotolerant bacterium isolated from the gut of a wood-eating cockroach (Cryptocercus punctulatus), and reclassification of four species of Spirochaeta as new combinations within Alkalispirochaeta gen. nov. Int J Syst Evol Microbiol 2016; 66:1612-1619.

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 66, part 4 of the IJSEM. Int J Syst Evol Microbiol 2016; 66:2467-2468.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Spirochaeta sphaeroplastigenens Vishnuvardhan Reddy et al. 2013	homotypic synonym, validly published under the ICNP

• 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:
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1, note = "(spelled 'Alkalispirochaeta sphaeroplastigenes' in TRBA)".
  • 🎓 Name mentioned 1 time in PubMed until 2024-03-28.

Parent taxon: Alkalispirochaeta Sravanthi et al. 2016

Assigned by: Sravanthi T, Tushar L, Sasikala Ch, Ramana ChV. Alkalispirochaeta cellulosivorans gen. nov., sp. nov., a cellulose-hydrolysing, alkaliphilic, halotolerant bacterium isolated from the gut of a wood-eating cockroach (Cryptocercus punctulatus), and reclassification of four species of Spirochaeta as new combinations within Alkalispirochaeta gen. nov. Int J Syst Evol Microbiol 2016; 66:1612-1619.

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Record number: 794060