Species Actinobacillus anseriformium

Name: Actinobacillus anseriformium Bisgaard and Christensen 2012

Category, proposed as: species, sp. nov.

Etymology: an.se.ri.for’mi.um. N.L. masc./fem. pl. n. Anseriformes, scientific name of an order which encompasses ducks, geese, swans and other web-footed birds; N.L. gen. masc./fem. pl. n. anseriformium, of/from Anseriformes

Pronunciation (Latin), gender: ak-ti-no-ba-KIL-lus an-se-ri-FOR-mi-um, masculine

Type strain: CCM 7846; CCUG 60324; DSM 26423; F66

See detailed strain information at

16S rRNA gene: AY172727 Analyse FASTA

Valid publication: Bisgaard M, Christensen H. Classification of avian haemolytic Actinobacillus-like organisms (Bisgaard taxon 26) associated with anseriforme birds as Actinobacillus anseriformium sp. nov. Int J Syst Evol Microbiol 2012; 62:352-358. 🇩🇰

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 62, part 2 of the IJSEM. Int J Syst Evol Microbiol 2012; 62:1020.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

• Notes:
  • 😷 The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 2, note = "t". — 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 2 times in PubMed until 2026-06-11.
  • 🙆 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 species itself.
  • 🧍 Actinobacillus anseriformium Bisgaard and Christensen 2012 was previously known as Bisgaard taxon 26. — 🧍 The tentative name was Bisgaard taxon 26. Publication: Bisgaard M. Isolation and characterization of some previously unreported taxa from poultry with phenotypical characters related to Actinobacillus-an Pasteurella species. Acta Pathol Microbiol Immunol Scand B 1982; 90:59-67.

Parent taxon: Actinobacillus Brumpt 1910 (Approved Lists 1980)

Assigned by: Bisgaard M, Christensen H. Classification of avian haemolytic Actinobacillus-like organisms (Bisgaard taxon 26) associated with anseriforme birds as Actinobacillus anseriformium sp. nov. Int J Syst Evol Microbiol 2012; 62:352-358. 🇩🇰

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Record number: 789685