Rickettsia australis
Scientific classification edit
Domain: Bacteria
Phylum: Proteobacteria
Class: Alphaproteobacteria
Order: Rickettsiales
Family: Rickettsiaceae
Genus: Rickettsia
Species group: Spotted fever group
R. australis
Binomial name
Rickettsia australis
Philip, 1950

Rickettsia australis is a bacterium that causes a medical condition called Queensland tick typhus.[1][2] The probable vectors are the tick species, Ixodes holocyclus and Ixodes tasmani. Small marsupials are suspected reservoirs of this bacterium.[3]


  1. ^ Rapini, Ronald P.; Bolognia, Jean L.; Jorizzo, Joseph L. (2007). Dermatology: 2-Volume Set. St. Louis: Mosby. p. 1130. ISBN 978-1-4160-2999-1.
  2. ^ Dong X, El Karkouri K, Robert C, Raoult D, Fournier PE (September 2012). "Genome sequence of Rickettsia australis, the agent of Queensland tick typhus". J. Bacteriol. 194 (18): 5129. doi:10.1128/JB.01117-12. PMC 3430325. PMID 22933759.
  3. ^ Definition: Rickettsia Australis, Medilexicon