Genus Listeria
Pirie 1940
Gram-positive short rods, nonspore-forming, noncapsulated, motile when
cultured below 30 ºC; aerobe and facultative anaerobic, temperature limits
of growth 0 to 45 ºC, acid produced from some carbohydrates (no gas from
glucose), catalase positive, oxidase negative, methyl-red positive,
Voges-Proskauer usually positive, indole and H2S are not produced, urea is
not hydrolysed, organic growth factors are required.
(c) Costin Stoica
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LEGEND
* marked species are not included in
ABIS identification database
Genus Brochothrix
Sneath and Jones 1976
NOTES

According to Rocourt et al. 1992,
Listeria murrayi Welshimer and Meredith
1971 is a later heterotypic synonym of
Listeria grayi Errebo Larsen and Seeliger
1966.

Rocourt et al. 1987 moved Listeria
denitrificans Prevot 1961 to genus
Jonesia as Jonesia denitrificans .
Gram-positive rods, nonspore-forming, noncapsulated, nonmotile, aerobic &
facultative anaerobic, temperature limits 0 to 30 ºC, acid produced from
some carbohydrates (no gas from glucose), catalase positive, oxidase
negative, methyl-red positive, indole not produced.
Family Listeriaceae
Ludwig, Schleifer and Whitman 2010