Long, thin gram negative rod. Two groups
1) C. ochracea, C. gingivalis, C. granulosa, C. haemolytica, C. sputigena, in humans.
2) C. canimorsus (dogs), Capnocytophaga canis (cats) and C. cynodegmi (dogs and cats).
Rare infections after rabbit exposure.
Doggy bites and the occasional cat bite. Occasionally licking or casual contact; there was a case presented at conference of meningitis in a child. The family dog liked to lick the childs head, probably thinking it like a Tootsie Roll Pop (Reference).
Human Capnocytophaga: periodontitis and occasional bacteremia in the neutropenic.