Name: Streptoverticillium ladakanus Hanka et al. 1966 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Pronunciation (Latin), gender: strep-to-wer-ti-KIL-li-um la-da-KA-nus, neuter

Type strain: ATCC 27441; CECT 3263; DSM 40587; IFO 13476; JCM 4778; NBRC 13476; NRRL 3191

Conduct genome-based taxonomy at

16S rRNA gene: AB184430 Analyse FASTA

Effective publication: Hanka LJ, Evans JS, Mason DJ, Dietz A. Microbiological production of 5-azacytidine. I. Production and biological activity. Antimicrob Agents Chemother (Bethesda) 1966; 6:619-624.

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

Nomenclatural status: inaccurate spelling

Taxonomic status: misspelling (and not recommended for medical use)

Correct name: Streptoverticillium ladakanum corrig. Hanka et al. 1966 (Approved Lists 1980)

• Synonyms:

  • Name	Kind
    Streptomyces ladakanus corrig. (Hanka et al. 1966) Witt and Stackebrandt 1991	homotypic synonym, validly published under the ICNP
    Streptomyces mobaraensis (Nagatsu and Suzuki 1963) Witt and Stackebrandt 1991	heterotypic synonym, validly published under the ICNP
    "Streptomyces mobaraensis" Nagatsu and Suzuki 1963	heterotypic synonym, not validly published, basonym of name in Approved Lists
    Streptoverticillium mobaraense (Nagatsu and Suzuki 1963) Locci et al. 1969 (Approved Lists 1980)	heterotypic synonym, validly published under the ICNP
    Streptoverticillium ladakanum corrig. Hanka et al. 1966 (Approved Lists 1980)	corrected spelling of name, validly published under the ICNP
    Streptomyces ladakanum (Hanka et al. 1966) Witt and Stackebrandt 1991	homotypic synonym, inaccurate spelling

• Notes:
  • ⏲ According to Hatano et al. (2003), this species is a later heterotypic synonym of "Streptomyces mobaraensis" Nagatsu and Suzuki 1963. Publication: Hatano K, Nishii T, Kasai H. Taxonomic re-evaluation of whorl-forming Streptomyces (formerly Streptoverticillium) species by using phenotypes, DNA-DNA hybridization and sequences of gyrB, and proposal of Streptomyces luteireticuli (ex Katoh and Arai 1957) corrig., sp. nov., nom. rev. Int J Syst Evol Microbiol 2003; 53:1519-1529. 🇯🇵
  • ⏲ According to Hatano et al. (2003), this species is a later heterotypic synonym of Streptoverticillium mobaraense (Nagatsu and Suzuki 1963) Locci et al. 1969 (Approved Lists 1980). Publication: Hatano K, Nishii T, Kasai H. Taxonomic re-evaluation of whorl-forming Streptomyces (formerly Streptoverticillium) species by using phenotypes, DNA-DNA hybridization and sequences of gyrB, and proposal of Streptomyces luteireticuli (ex Katoh and Arai 1957) corrig., sp. nov., nom. rev. Int J Syst Evol Microbiol 2003; 53:1519-1529. 🇯🇵
  • ⏲ According to Hatano et al. (2003), this species is a later heterotypic synonym of Streptomyces mobaraensis (Nagatsu and Suzuki 1963) Witt and Stackebrandt 1991. Publication: Hatano K, Nishii T, Kasai H. Taxonomic re-evaluation of whorl-forming Streptomyces (formerly Streptoverticillium) species by using phenotypes, DNA-DNA hybridization and sequences of gyrB, and proposal of Streptomyces luteireticuli (ex Katoh and Arai 1957) corrig., sp. nov., nom. rev. Int J Syst Evol Microbiol 2003; 53:1519-1529. 🇯🇵
  • 🎓 Name mentioned 2 times in PubMed until 2026-06-11.
  • 🙅 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as a synonym of the name to be applied to this species. The name is on LoRN because of the recorded risk group of the genus.

Parent taxon: Streptoverticillium Baldacci 1958 (Approved Lists 1980)

Assigned by: Hanka LJ, Evans JS, Mason DJ, Dietz A. Microbiological production of 5-azacytidine. I. Production and biological activity. Antimicrob Agents Chemother (Bethesda) 1966; 6:619-624.

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Record number: 9619