Domain Phylum Class Order Family Genus Species Rarely used categories

Species Actinomyces johnsonii

Name: Actinomyces johnsonii Henssge et al. 2009

Category: Species

Proposed as: sp. nov.

Etymology: john.so’ni.i. N.L. gen. masc. n. johnsonii, of Johnson, named after the American molecular taxonomist John L. Johnson, who undertook extensive studies on the genetic relationships between oral actinomyces

Gender: masculine

Type strain: ATCC 49338; CCUG 34287; DSM 23038; JCM 16129

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB545933 Analyse FASTA

Valid publication: Henssge U, Do T, Radford DR, Gilbert SC, Clark D, Beighton D. Emended description of Actinomyces naeslundii and descriptions of Actinomyces oris sp. nov. and Actinomyces johnsonii sp. nov., previously identified as Actinomyces naeslundii genospecies 1, 2 and WVA 963. Int J Syst Evol Microbiol 2009; 59:509-516.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 59, part 3 of the IJSEM. Int J Syst Evol Microbiol 2009; 59:1259-1261.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

Parent taxon: Actinomyces Harz 1877 (Approved Lists 1980)

Assigned by: Henssge U, Do T, Radford DR, Gilbert SC, Clark D, Beighton D. Emended description of Actinomyces naeslundii and descriptions of Actinomyces oris sp. nov. and Actinomyces johnsonii sp. nov., previously identified as Actinomyces naeslundii genospecies 1, 2 and WVA 963. Int J Syst Evol Microbiol 2009; 59:509-516.

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Record number: 787741
This LPSN page was printed on 2023-11-30 08:03:41