The genus Veillonella thus would comprise species which are anaerobic and nonmotile; are small, spherical, gram-negative cocci appearing as pairs, masses, and short chains; and are cytochrome-oxidase- and benzidine-negative.
به یـــــزدان که گـــــر ما خرد داشتیم/ کجا این سرانجام بد داشتیم