Name: Caedibacter taeniospiralis (ex Preer et al. 1974) Preer and Preer 1982

Category: Species

Proposed as: sp. nov., nom. rev.

Etymology: tae.ni.o.spi.ra.lis. Gr. fem. n. tainia, a band, ribbon (Latin transliteration taenia); L. masc./fem. adj. spiralis, coiled; from Gr. fem. n. speîra, coil; from L. adj. suff. -alis -is -e, suffix denoting pertaining to; N.L. masc./fem. adj. taeniospiralis, coiled ribbon

Gender: masculine

Type strain: 51k; 51KMJ; ATCC 30632; Paramecium tetraurelia 51k

Conduct genome-based taxonomy at

16S rRNA gene: AY102612 Analyse FASTA

Valid publication: Preer Jr. JR, Preer LB. Revival of names of protozoan endosymbionts and proposal of Holospora caryophila nom. nov. Int. J. Syst. Bacteriol. 1982; 32:140-141.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Caedibacter (ex Preer et al. 1974) Preer and Preer 1982. Publication: Preer Jr. JR, Preer LB. Revival of names of protozoan endosymbionts and proposal of Holospora caryophila nom. nov. Int. J. Syst. Bacteriol. 1982; 32:140-141.
  • 😷 The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1, note = "PI". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1, note = "n".
  • 🎓 Name mentioned 26 times in PubMed until 2024-03-27.
  • 🧍 According to Beier et al., Caedibacter taeniospiralis (the type species of the genus) is not closely related to Caedibacter caryophilus (80% 16S rRNA sequence similarity) but forms a novel evolutionary lineage within the Gammaproteobacteria with the family Francisellaceae as a sister group (87% 16S rRNA sequence similarity). Publication: Beier CL, Horn M, Michel R, Schweikert M, Gortz HD, Wagner M. The genus Caedibacter comprises endosymbionts of Paramecium spp. related to the Rickettsiales (Alphaproteobacteria) and to Francisella tularensis (Gammaproteobacteria). Appl Environ Microbiol 2002; 68:6043-6050.

Parent taxon: Caedibacter (ex Preer et al. 1974) Preer and Preer 1982

Assigned by: Preer Jr. JR, Preer LB. Revival of names of protozoan endosymbionts and proposal of Holospora caryophila nom. nov. Int. J. Syst. Bacteriol. 1982; 32:140-141.

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Record number: 783577