Family Nocardiaceae

Name: Nocardiaceae Castellani and Chalmers 1919 (Approved Lists 1980)

Category: Family

Proposed as: fam. nov.

Etymology: N.L. fem. n. Nocardia, type genus of the family; L. fem. pl. suff. -aceae, ending to denote a family; N.L. fem. pl. n. Nocardiaceae, the Nocardia family

Gender: feminine

Type genus: Nocardia Trevisan 1889 (Approved Lists 1980)

Original publication: Castellani A, Chalmers AJ. Manual of tropical medicine, 3rd ed. Williams, Wood and Co., New York, 1919.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published

Taxonomic status: correct name

Synonyms:

Name	Kind
Hoyosellaceae Salam et al. 2020	heterotypic synonym, validly published
Tomitellaceae Salam et al. 2020	heterotypic synonym, validly published

Emendations:
- Rainey et al. 1997 Stackebrandt E, Rainey FA, Ward-Rainey NL. Proposal for a new hierarchic classification system, Actinobacteria classis nov. Int. J. Syst. Bacteriol. 1997; 47:479-491. Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 47, part 2 of the IJSB. Int J Syst Bacteriol 1997; 47:917-919.
  Notes:
  - Emendation accompanied by the inclusion of 3 genera in the family.
  - Complete authorship reads: Rainey, Ward-Rainey and Stackebrandt.
- Zhi et al. 2009 Zhi XY, Li WJ, Stackebrandt E. An update of the structure and 16S rRNA gene sequence-based definition of higher ranks of the class Actinobacteria, with the proposal of two new suborders and four new families and emended descriptions of the existing higher taxa. Int J Syst Evol Microbiol 2009; 59:589-608. Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 59, part 3 of the IJSEM. Int J Syst Evol Microbiol 2009; 59:1259-1261.
  Notes:
  - Emendation accompanied by the inclusion of 4 genera in the family.
  - Zhi et al. 2009 propose that the families Nocardiaceae and Gordoniaceae be combined in an emended family Nocardiaceae.
- Nouioui et al. 2018 Nouioui I, Carro L, Garcia-Lopez M, Meier-Kolthoff JP, Woyke T, Kyrpides NC, Pukall R, Klenk HP, Goodfellow M, Goker M. Genome-Based Taxonomic Classification of the Phylum Actinobacteria. Front Microbiol 2018; 9:2007. Oren A, Garrity GM. List of changes in taxonomic opinion no. 29. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2019; 69:13-32.
  Notes:
  - Emendation accompanied by the inclusion of 4 genera in the family.
  - Emendation accompanied by the removal of 1 genus from the family.

Notes:
- Boone et al. (2001) assigned this family to the suborder Corynebacterineae Stackebrandt et al. 1997. Publication: Garrity GM, Holt JG. The Road Map to the Manual. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. 1 (The Archaea and the deeply branching and phototrophic Bacteria), Springer-Verlag, New York, 2001, p. 119-166.
- Goodfellow et al. (2012) assigned this family to the order Corynebacteriales Goodfellow and Jones 2015. Publication: Goodfellow M, Jones AL. Order V. Corynebacteriales ord. nov. In: Goodfellow M, Kämpfer P, H.-J. B, Trujillo ME, Suzuki K, Ludwig W, Whitman WB (eds), Bergey's Manual of Systematic Bacteriology vol. 5, 2nd edn., Springer, New York, 2012, p. 235-243.
- Zhi et al. (2009) assigned the genus Gordonia corrig. (ex Tsukamura 1971) Stackebrandt et al. 1989 to this family. Publication: Zhi XY, Li WJ, Stackebrandt E. An update of the structure and 16S rRNA gene sequence-based definition of higher ranks of the class Actinobacteria, with the proposal of two new suborders and four new families and emended descriptions of the existing higher taxa. Int J Syst Evol Microbiol 2009; 59:589-608.
- Zhi et al. (2009) assigned the genus Williamsia Kämpfer et al. 1999 to this family. Publication: Zhi XY, Li WJ, Stackebrandt E. An update of the structure and 16S rRNA gene sequence-based definition of higher ranks of the class Actinobacteria, with the proposal of two new suborders and four new families and emended descriptions of the existing higher taxa. Int J Syst Evol Microbiol 2009; 59:589-608.
- The type genus of this family has alternatively been placed in the family Actinomycetaceae Buchanan 1918 (Approved Lists 1980). Publication: Waksman SA. Family Actinomycetaceae Buchanan and family Steptomycetaceae Waksman and Henrici. In: Breed RS, Murray EGD, Smith NR (eds), Bergey's Manual of Determinative Bacteriology, 7th edition, The Williams & Wilkins Co, Baltimore, 1957, p. 744-825.

Subdivision:

Number of child taxa with a validly published and correct name: 9
Number of child taxa with a validly published name, including synonyms: 11
Total number of child taxa: 13

Child taxa:

Name	Nomenclatural status	Taxonomic status
Aldersonia Nouioui et al. 2018	validly published	correct name
Amycolicicoccus Wang et al. 2010	validly published	synonym
Antrihabitans Lee et al. 2020	validly published	correct name
Hoyosella Jurado et al. 2009	validly published	correct name
Micropolyspora Lechevalier et al. 1961 (Approved Lists 1980)	validly published	synonym
Millisia Soddell et al. 2006	validly published	correct name
Nocardia Trevisan 1889 (Approved Lists 1980)	validly published, conserved name	correct name
"Prescottella" Jones et al. 2013	not validly published
"Prescottia" Jones et al. 2013	not validly published
Rhodococcus Zopf 1891 (Approved Lists 1980)	validly published	correct name
Skermania Chun et al. 1997	validly published	correct name
Smaragdicoccus Adachi et al. 2007	validly published	correct name
Tomitella Katayama et al. 2010	validly published	correct name

Parent taxon: Mycobacteriales Janke 1924 (Approved Lists 1980)

Assigned by: Tindall BJ. On the status of the names Corynebacteriales Goodfellow and Jones 2015, Mycobacteriales Janke 1924 (Approved Lists 1980) and Mycobacteriales Cavalier-Smith 2002. Int J Syst Evol Microbiol 2019; 69:3310-3312.

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