Capnocytophaga gingivalis

**Semantic type:** Bacterium

**Definition:** A species of facultatively anaerobic, Gram-negative, fusiform, filamentous bacilli assigned to the phylum Bacteroidetes. This species is motile, non-spore forming, oxidase, catalase, and indole negative, does not hydrolyze esculin, nor produce hydrogen sulfide. C. gingivalis is part of the normal gingival flora in humans, but can cause periodontitis.

**Synonyms:** - CAPNOCYTOPHAGA GINGIVALIS