Listeria grayi Errebo Larsen and Seeliger 1966 (Approved Lists 1980) emend. Rocourt et al. 1992 Dataset NCBI Taxonomy Classification 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) emend. Rocourt et al. 1992