Name: Listeria newyorkensis Weller et al. 2015

Category: Species

Proposed as: sp. nov.

Etymology: ne.wy.or.ken’sis. N.L. fem. adj. newyorkensis, of or belonging to the state of New York in the USA, the state from which the type strain originated

Pronunciation, gender: ne-wy-or-KEN-sis, feminine

Type strain: DSM 28861; FSL M6-0635; LMG 28310; NCTC 13937

Conduct genome-based taxonomy at

16S rRNA gene: KM066002 Analyse FASTA

Valid publication: Weller D, Andrus A, Wiedmann M, den Bakker HC. Listeria booriae sp. nov. and Listeria newyorkensis sp. nov., from food processing environments in the USA. Int J Syst Evol Microbiol 2015; 65:286-292. 🇺🇸

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 65, part 1 of the IJSEM. Int J Syst Evol Microbiol 2015; 65:1112-1113.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 1

• Synonyms:

  • Name	Kind
    "Paenilisteria newyorkensis" (Weller et al. 2015) Orsi and Wiedmann 2016	homotypic synonym, not validly published
    Paenilisteria newyorkensis (Weller et al. 2015) Bouznada et al. 2025	homotypic synonym, validly published under the ICNP

• Notes:
  • 😷 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 3 times in PubMed until 2025-06-04.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of the genus.

Parent taxon: Listeria Pirie 1940 (Approved Lists 1980)

Assigned by: Weller D, Andrus A, Wiedmann M, den Bakker HC. Listeria booriae sp. nov. and Listeria newyorkensis sp. nov., from food processing environments in the USA. Int J Syst Evol Microbiol 2015; 65:286-292. 🇺🇸

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Record number: 792436