Name: Williamsia maris Stach et al. 2004

Category: Species

Proposed as: sp. nov.

Etymology: ma’ris. L. neut. n. mare, the sea; L. gen. neut. n. maris, of the sea

Gender: feminine

Type strain: DSM 44693; JCM 12070; NCIMB 13945; SJS0289/JS1

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB010909 Analyse FASTA

Valid publication: Stach JE, Maldonado LA, Ward AC, Bull AT, Goodfellow M. Williamsia maris sp. nov., a novel actinomycete isolated from the Sea of Japan. Int J Syst Evol Microbiol 2004; 54:191-194.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 54, part 1 of the IJSEM. Int J Syst Evol Microbiol 2004; 54:633-634.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Emendations:
  • 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:
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 5 times in PubMed until 2024-03-27.
  • 🧍 The type strain KCTC 9945 is also cited in the paper by Stach et al. 2004. However, according to the KCTC Online Catalogue, the strain KCTC 9945 is the type strain of "Brevibacterium aureum" Lim et al. — Kudo T. Personal communication, 2007-05-08.

Parent taxon: Williamsia Kämpfer et al. 1999

Assigned by: Stach JE, Maldonado LA, Ward AC, Bull AT, Goodfellow M. Williamsia maris sp. nov., a novel actinomycete isolated from the Sea of Japan. Int J Syst Evol Microbiol 2004; 54:191-194.

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Record number: 783105