Species Streptomyces costaricanus

Name: Streptomyces costaricanus Esnard et al. 1995

Category: Species

Proposed as: sp. nov.

Etymology: cos.ta.ri.ca’nus. N.L. masc. adj. costaricanus, of orbelonging to Costa Rica, the geographic origin of the organism

Pronunciation (Latin), gender: … kos-ta-ri-KA-nus, masculine

Type strain: ATCC 55274; CR-43; DSM 41827; JCM 11306; NBRC 100773; NCIMB 13455; NRRL B-16897

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB249939 Analyse FASTA

Valid publication: Esnard J, Potter TL, Zuckerman BM. Streptomyces costaricanus sp. nov., isolated from nematode-suppressive soil. Int J Syst Bacteriol 1995; 45:775-779.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 45, part 4 of the IJSB. Int J Syst Bacteriol 1996; 46:364-365.

Nomenclatural status: validly published under the ICNP

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

Correct name: Streptomyces murinus Frommer 1959 (Approved Lists 1980)

Risk group: 1

Synonyms:

Name	Kind
Streptomyces griseofuscus Sakamoto et al. 1962 (Approved Lists 1980)	heterotypic synonym, validly published under the ICNP
Streptomyces murinus Frommer 1959 (Approved Lists 1980)	heterotypic synonym, validly published under the ICNP
Streptomyces phaeogriseichromatogenes Goodfellow et al. 2008	heterotypic synonym, validly published under the ICNP

Notes:
- ⏲ According to Komaki (2021), this species is a later heterotypic synonym of Streptomyces murinus Frommer 1959 (Approved Lists 1980). Publication: Komaki H. Reclassification of Streptomyces costaricanus and Streptomyces phaeogriseichromatogenes as later heterotypic synonyms of Streptomyces murinus. Int J Syst Evol Microbiol 2021; 71:4638. 🇯🇵
- 🏢 Synonymy of this taxon was mentioned in an IJSEM list. Publication: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 71, part 2 of the IJSEM. Int J Syst Evol Microbiol 2021; 71:4766.
- ❗ Streptomyces costaricanus is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Streptomyces.
- 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1. — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
- 🎓 Name mentioned 9 times in PubMed until 2025-06-04.
- 🙅 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: Streptomyces Waksman and Henrici 1943 (Approved Lists 1980)

Assigned by: Esnard J, Potter TL, Zuckerman BM. Streptomyces costaricanus sp. nov., isolated from nematode-suppressive soil. Int J Syst Bacteriol 1995; 45:775-779.

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Record number: 781592

This LPSN page was printed on 2026-03-08 17:31:36

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Species Streptomyces costaricanus