Name: Sphingopyxidaceae Wang et al. 2025

Category: Family

Proposed as: fam. nov.

Etymology: Sphin.go.py.xi.da’ce.ae. N.L. fem. n. Sphingopyxis, type genus of the family; L. fem. pl. n. suff. -aceae, ending to denote a family; N.L. fem. pl. n. Sphingopyxidaceae, the Sphingopyxis family

Pronunciation, gender: sp^hin-go-py-xi-DA-ke-a͡e, feminine

Type genus: Sphingopyxis Takeuchi et al. 2001

Valid publication: Wang Y, You H, Kong YH, Sun C, Wu LH, Kim SG, Lee JS, Xu L, Xu XW. Genomic-based taxonomic classification of the order Sphingomonadales. Int J Syst Evol Microbiol 2025; 75:6769.

IJSEM list: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 75, part 5 of the IJSEM. Int J Syst Evol Microbiol 2025; 75:6824.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Sphingomonadaceae Kosako et al. 2000

• Synonyms:

  • Name	Kind
    Sphingobiaceae Wang et al. 2025	heterotypic synonym, validly published under the ICNP
    Sphingorhabdaceae Wang et al. 2025	heterotypic synonym, validly published under the ICNP
    Sphingomicrobiaceae Wang et al. 2025	heterotypic synonym, validly published under the ICNP
    Rhizorhabdaceae Wang et al. 2025	heterotypic synonym, validly published under the ICNP
    Aquisediminimonadaceae Wang et al. 2025	heterotypic synonym, validly published under the ICNP
    Blastomonadaceae Wang et al. 2025	heterotypic synonym, validly published under the ICNP
    Parasphingopyxidaceae Wang et al. 2025	heterotypic synonym, validly published under the ICNP
    Sphingomonadaceae Kosako et al. 2000	heterotypic synonym, validly published under the ICNP

• Notes:
  • 🧕 Wang et al. (2025) assigned this family to the order Sphingomonadales Yabuuchi and Kosako 2006. Publication: Wang Y, You H, Kong YH, Sun C, Wu LH, Kim SG, Lee JS, Xu L, Xu XW. Genomic-based taxonomic classification of the order Sphingomonadales. Int J Syst Evol Microbiol 2025; 75:6769.
  • 🧒 Wang et al. (2025) assigned the genus Sphingopyxis Takeuchi et al. 2001 to this family. Publication: Wang Y, You H, Kong YH, Sun C, Wu LH, Kim SG, Lee JS, Xu L, Xu XW. Genomic-based taxonomic classification of the order Sphingomonadales. Int J Syst Evol Microbiol 2025; 75:6769.
  • 🧒 Wang et al. (2025) assigned the genus Alterisphingopyxis Wang et al. 2025 to this family. Publication: Wang Y, You H, Kong YH, Sun C, Wu LH, Kim SG, Lee JS, Xu L, Xu XW. Genomic-based taxonomic classification of the order Sphingomonadales. Int J Syst Evol Microbiol 2025; 75:6769.
  • 🧒 Wang et al. (2025) assigned the genus Flavisphingopyxis Wang et al. 2025 to this family. Publication: Wang Y, You H, Kong YH, Sun C, Wu LH, Kim SG, Lee JS, Xu L, Xu XW. Genomic-based taxonomic classification of the order Sphingomonadales. Int J Syst Evol Microbiol 2025; 75:6769.
  • 🛺 The type genus of this family has been placed in the family Sphingomonadaceae Kosako et al. 2000. Publication: Yoon JH, Lee CH, Yeo SH, Oh TK. Sphingopyxis baekryungensis sp. nov., an orange-pigmented bacterium isolated from sea water of the Yellow Sea in Korea. Int J Syst Evol Microbiol 2005; 55:1223-1227.
  • ❗ Sphingopyxidaceae is the correct name instead if this family is regarded as a separate family (i.e., if its nomenclatural type is not assigned to another family whose name is validly published, legitimate and not rejected and has priority).

Parent taxon: Sphingomonadales Yabuuchi and Kosako 2006

Assigned by: LPSN automated production system. The following publication is only one of the sources consulted. It may or may not mention this taxon name. — Yabuuchi E, Kosako Y. Order IV. Sphingomonadales ord. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part C (The Alpha-, Beta-, Delta-, and Epsilonproteobacteria), Springer, New York, 2005, p. 230-233.

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Record number: 65366