Name: Sphingopyxis terrae (Takeuchi et al. 1993) Takeuchi et al. 2001

Category: Species

Proposed as: comb. nov.

Basonym: Sphingomonas terrae Takeuchi et al. 1993

Etymology: ter’rae. L. fem. n. terra, earth; L. gen. fem. n. terrae, of the earth

Gender: feminine

Type strain: ATCC 51381; CIP 104198; DSM 8831; E-1-A; HAMBI 1834; IFO 15098; JCM 10195; LMG 17326; NBRC 15098

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: MF618306 Analyse FASTA

Valid publication: Takeuchi M, Hamana K, Hiraishi A. Proposal of the genus Sphingomonas sensu stricto and three new genera, Sphingobium, Novosphingobium and Sphingopyxis, on the basis of phylogenetic and chemotaxonomic analyses. Int J Syst Evol Microbiol 2001; 51:1405-1417.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 51, part 4 of the IJSEM. Int J Syst Evol Microbiol 2001; 51:1621-1623.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Sphingomonas terrae Takeuchi et al. 1993	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:
  • ⏰ According to Feng et al. (2017), this species is not an earlier heterotypic synonym of Sphingopyxis ummariensis Sharma et al. 2010. Publication: Feng GD, Wang DD, Yang SZ, Li HP, Zhu HH. Genome-based reclassification of Sphingopyxis ummariensis as a later heterotypic synonym of Sphingopyxis terrae, with the descriptions of Sphingopyxis terrae subsp. terrae subsp. nov. and Sphingopyxis terrae subsp. ummariensis subsp. nov. Int J Syst Evol Microbiol 2017; 67:5279-5283.
  • 🏢 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 67, part 12 of the IJSEM. Int J Syst Evol Microbiol 2018; 68:695-697.
  • 🧬 The phylogenomic assignment score of this taxon is 0.14753 (N = 11).
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 12 times in PubMed until 2024-03-27.
  • 🧍 According to Rules 27(3) and 30, this name is not validly published because the effective publication makes no reference to the deposit of the type strain in any publicly accessible service collection, but deposits in at least two recognized culture collections in different countries are documented. According to the Judicial Opinion 81, Sphingopyxis terrae (Takeuchi et al. 1993) Takeuchi et al. 2001 is to be considered to be validly published. Publication: Euzeby JP, Tindall BJ. Status of strains that contravene Rules 27(3) and 30 of the Bacteriological Code. Request for an opinion. Int J Syst Evol Microbiol 2004; 54:293-301.

Subdivision:

Number of child taxa with a validly published and correct name: 0
Number of child taxa with a validly published name, including synonyms: 2
Total number of child taxa: 2

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Sphingopyxis terrae subsp. terrae (Takeuchi et al. 1993) Feng et al. 2017	validly published under the ICNP	synonym of its species (division into subspecies abandoned)
    Sphingopyxis terrae subsp. ummariensis (Sharma et al. 2010) Feng et al. 2017	validly published under the ICNP	synonym

Parent taxon: Sphingopyxis Takeuchi et al. 2001

Assigned by: Takeuchi M, Hamana K, Hiraishi A. Proposal of the genus Sphingomonas sensu stricto and three new genera, Sphingobium, Novosphingobium and Sphingopyxis, on the basis of phylogenetic and chemotaxonomic analyses. Int J Syst Evol Microbiol 2001; 51:1405-1417.

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Record number: 781052