Listeria grayi Errebo Larsen and Seeliger 1966 (Approved Lists 1980) Dataset NCBI Taxonomy Classification kingdom Bacillati phylum Bacillota class Bacilli order Bacillales family Listeriaceae genus Listeria species Listeria grayi Name Homonyms Listeria grayi Listeria grayi ATCC 19120 Listeria grayi Errebo Larsen and Seeliger 1966 (Approved Lists 1980)