Fig. 8From: The facultative human oral pathogen Prevotella histicola in equine cheek tooth apical/ periapical infection: a case report Prevotella histicola colony morphology on Schaedler KV agar with 5 % sheep blood. Bull’s-eye like pigmentation of single colonies (insert) after 72 h anaerobic incubation. Some other colonies with incipient pigmentation (arrowheads)Back to article page