
Prevotella is a genus of Gram-negative bacteria. Bacteroides melaninogenicus has been reclassified and split into Prevotella melaninogenica and Prevotella intermedia. Prevotella spp. are members of the oral and vaginal flora, and are recovered from anaerobic infections of the respiratory tract. These infections include aspiration pneumonia, lung a...
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http://en.wikipedia.org/wiki/Prevotella

A genus of gram-negative, anaerobic, nonsporeforming, nonmotile rods. Organisms of this genus had originally been classified as members of the bacteroides genus but overwhelming biochemical and chemical findings in 1990 indicated the need to separate them from other bacteroides species, and hence, this new genus was established. ... (12 Dec 1998) Ã...
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http://www.encyclo.co.uk/local/20973

Type: Term Pronunciation: prev′ō-tel′ă Definitions: 1. Genus of gram-negative, nonmotile, non-spore-forming, obligately anaerobic, chemoorganotrophic, and pleomorphic rods; contains many species previously classified in the genus Bacteroides. P. melaninogenica is the type species.
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http://www.medilexicon.com/medicaldictionary.php?t=72032
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