Name: Simonsiella crassa Schmid 1922 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: cras.sa. L. fem. adj. crassa, thick

Gender: feminine

Type strain: ATCC 15533; CCUG 25927; CIP 103341; DSM 2578; IAM 14969; LMG 7829; NBRC 102455; NCTC 10283

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB087264 Analyse FASTA

Effective publication: Simons H. Saprophytische Oscillarien des Menschen und der Tiere.). Zentralblatt für Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene, Abteilung I 1922; 88:501-510.

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

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Alysiella crassa (Schmid 1922) Xie and Yokota 2005

Risk group: 1

• Synonyms:

  • Name	Kind
    Alysiella crassa (Schmid 1922) Xie and Yokota 2005	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Simonsiella crassa 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 Simonsiella.
  • ✏ The authority of the taxon name (Schmid) deliberately differs from the author of the publication (Simons).
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — 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.
  • 🎓 Name mentioned 3 times in PubMed until 2024-03-28.

Parent taxon: Simonsiella Schmid 1922 (Approved Lists 1980)

Assigned by: Simons H. Saprophytische Oscillarien des Menschen und der Tiere.). Zentralblatt für Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene, Abteilung I 1922; 88:501-510.

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Record number: 780926