Name: Shimwellia blattae (Burgess et al. 1973) Priest and Barker 2010

Category: Species

Proposed as: comb. nov.

Basonym: Escherichia blattae Burgess et al. 1973 (Approved Lists 1980)

Etymology: blat’tae. L. gen. fem. n. blattae, of the cockroach

Pronunciation (Latin), gender: … BLAT-ta͡e, feminine

Type strain: ATCC 29907; CDC 9005-74; CIP 103175; CIP 104942; DSM 4481; HAMBI 1692; JCM 1650; LMG 3030; NCTC 12127

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: JN175333 Analyse FASTA

Valid publication: Priest FG, Barker M. Gram-negative bacteria associated with brewery yeasts: reclassification of Obesumbacterium proteus biogroup 2 as Shimwellia pseudoproteus gen. nov., sp. nov., and transfer of Escherichia blattae to Shimwellia blattae comb. nov. Int J Syst Evol Microbiol 2010; 60:828-833. 🇬🇧

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 60, part 4 of the IJSEM. Int J Syst Evol Microbiol 2010; 60:1480-1481.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

• Synonyms:

  • Name	Kind
    Escherichia blattae Burgess et al. 1973 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.08184 (N = 39).
  • 😷 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 16 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: Shimwellia Priest and Barker 2010

Assigned by: Priest FG, Barker M. Gram-negative bacteria associated with brewery yeasts: reclassification of Obesumbacterium proteus biogroup 2 as Shimwellia pseudoproteus gen. nov., sp. nov., and transfer of Escherichia blattae to Shimwellia blattae comb. nov. Int J Syst Evol Microbiol 2010; 60:828-833. 🇬🇧

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Record number: 788468