Name: Stella humosa Vasilyeva 1985

Category: Species

Proposed as: sp. nov.

Etymology: hu.mo.sa. L. fem. n. humus, soil, earth; L. adj. suff. -osus -a -um, suffix used with the sense of full of, prone to; N.L. fem. adj. humosa, intended to mean pertaining to soil or earth

Gender: feminine

Type strain: ATCC 43930; AUCM B-1137; DSM 5900; VKM B-1137

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ535710 Analyse FASTA

Valid publication: Vasilyeva LV. Stella, a new genus of soil prosthecobacteria, with proposals for Stella humosa sp. nov. and Stella vacuolata sp. nov. Int. J. Syst. Bacteriol. 1985; 35:518-521.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• 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:
  • Nomenclatural type of the genus Stella Vasilyeva 1985. Publication: Vasilyeva LV. Stella, a new genus of soil prosthecobacteria, with proposals for Stella humosa sp. nov. and Stella vacuolata sp. nov. Int. J. Syst. Bacteriol. 1985; 35:518-521.

Parent taxon: Stella Vasilyeva 1985

Assigned by: Vasilyeva LV. Stella, a new genus of soil prosthecobacteria, with proposals for Stella humosa sp. nov. and Stella vacuolata sp. nov. Int. J. Syst. Bacteriol. 1985; 35:518-521.

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Record number: 781240