vagococcus vagococcus vagococcus is a genus of gram-positive bacteria. they are motile or nonmotile cocci which do not form spores. the name vagococcus comes from latin adjective vagus meaning wandering; and the greek noun coccus a grain or berry, vagococcus - wandering coccus, because vagococcus fluvialis and some other vagococcus species are motile, an unusual property for a lactic acid bacteria. vagococcus scientific classification domain: bacteria phylum: bacillota class: bacilli order: lactobacillales family: enterococcaceae genus: vagococcuscollins, et al. 1989 species v. acidifermentans v. bubulae v. carniphilus v. coleopterorum v. elongatus v. entomophilus v. fessus v. fluvialis v. humatus v. hydrophili v. lutrae v. martis v. penaei v. salmoninarum v. silagei v. teuberi v. vulneris v. xieshaowenii v. zengguangii history the first vagococcus species, vagococcus fluvialis, was isolated from chicken feces in 1974. however, the genus was not recognized as distinct until 1989.