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Order Sphingomonadales
Name: Sphingomonadales Yabuuchi and Kosako 2006
Etymology: Sphin.go.mo.na.da’les. N.L. fem. n. Sphingomonas, type genus of the order; L. fem. pl. n. suff. -ales, ending to denote an order; N.L. fem. pl. n. Sphingomonadales, the Sphingomonas order
Pronunciation, gender: sphin-go-mo-na-DA-les, feminine
Type genus: Sphingomonas Yabuuchi et al. 1990
Effective publication: 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. 🇺🇸
IJSEM list:
Euzeby JP. Validation list no. 107. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2006; 56:1-6. 
Nomenclatural status: validly published under the ICNP
Taxonomic status: correct name
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Emendations:
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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.
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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:- ⊕ Emendation accompanied by the inclusion of 2 families in the order.
- ⊖ Emendation accompanied by the removal of 1 genus from the order.
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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.
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Notes:
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🧕 Ferla et al. (2013) assigned this order to the subclass "Caulobacteridae" Ferla et al. 2013.
Publication:
Ferla MP, Thrash JC, Giovannoni SJ, Patrick WM. New rRNA gene-based phylogenies of the Alphaproteobacteria provide perspective on major groups, mitochondrial ancestry and phylogenetic instability. PLoS One 2013; 8:e83383. 🇳🇿
- 🧒 Brenner et al. (2005) assigned the genus Sphingomonas Yabuuchi et al. 1990 to this order. Publication: 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. 🇺🇸
- 🧒 Brenner et al. (2005) assigned the genus Zymomonas Kluyver and van Niel 1936 (Approved Lists 1980) to this order. Publication: 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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🧒 Vandamme et al. (2023) assigned the family "Govaniaceae" Vandamme et al. 2023 to this order.
Publication:
Vandamme P, Peeters C, Hettiarachchi A, Cnockaert M, Carlier A. Govania unica gen. nov., sp. nov., a rare biosphere bacterium that represents a novel family in the class Alphaproteobacteria. Syst Appl Microbiol 2023; 46:126405. 🇧🇪
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🧒 Wang et al. (2025) assigned the family Aquisediminimonadaceae Wang et al. 2025 to this order.
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. 🇨🇳
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🧒 Wang et al. (2025) assigned the family Rhizorhabdaceae Wang et al. 2025 to this order.
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. 🇨🇳
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🧒 Wang et al. (2025) assigned the family Sphingobiaceae Wang et al. 2025 to this order.
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. 🇨🇳
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🧒 Wang et al. (2025) assigned the family Sphingomicrobiaceae Wang et al. 2025 to this order.
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. 🇨🇳
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🧒 Wang et al. (2025) assigned the family Sphingopyxidaceae Wang et al. 2025 to this order.
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. 🇨🇳
- 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Sphingmonasdales"; "Sphngomonadales".
- 🎰 The BRCs most frequently used for deposits in this group are: DSM: 400; KCTC: 376; JCM: 298; LMG: 201; NBRC: 187; KACC: 154; CGMCC: 144; CIP: 125; MCCC: 92; CCTCC: 82.
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🧕 Ferla et al. (2013) assigned this order to the subclass "Caulobacteridae" Ferla et al. 2013.
Publication:
Ferla MP, Thrash JC, Giovannoni SJ, Patrick WM. New rRNA gene-based phylogenies of the Alphaproteobacteria provide perspective on major groups, mitochondrial ancestry and phylogenetic instability. PLoS One 2013; 8:e83383.
Number of child taxa with a validly published and correct name: 4
Number of child taxa with a validly published name, including synonyms: 13
Total number of child taxa: 16
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Child taxa:
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Name Nomenclatural status Taxonomic status Aquisediminimonadaceae Wang et al. 2025 validly published under the ICNP synonym Blastomonadaceae Wang et al. 2025 validly published under the ICNP synonym Erythrobacteraceae Lee et al. 2005 validly published under the ICNP correct name "Govanellaceae" Vandamme et al. 2025 not validly published preferred name "Govaniaceae" Vandamme et al. 2023 not validly published synonym Parasphingopyxidaceae Wang et al. 2025 validly published under the ICNP synonym Pedomonadaceae Wang et al. 2025 validly published under the ICNP synonym Rhizorhabdaceae Wang et al. 2025 validly published under the ICNP synonym Sphingobiaceae Wang et al. 2025 validly published under the ICNP synonym Sphingomicrobiaceae Wang et al. 2025 validly published under the ICNP synonym Sphingomonadaceae Kosako et al. 2000 validly published under the ICNP correct name [Sphingomonadales, not assigned to family] artificial parent node of taxa incertae sedis Sphingopyxidaceae Wang et al. 2025 validly published under the ICNP synonym Sphingorhabdaceae Wang et al. 2025 validly published under the ICNP synonym Sphingosinicellaceae Hördt et al. 2020 validly published under the ICNP correct name Zymomonadaceae Hördt et al. 2020 validly published under the ICNP correct name
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Parent taxon: Alphaproteobacteria Garrity et al. 2006
Assigned by: Garrity GM, Bell JA, Lilburn T. Class I. Alphaproteobacteria class. 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. 1. 🇺🇸
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Record number: 5097
This LPSN page was printed on 2026-01-13 16:04:12