According to Rocourt et al. (1992), this species is a later heterotypic synonym of Listeriagrayi Errebo Larsen and Seeliger 1966 (Approved Lists 1980).Publication:
Rocourt J, Boerlin P, Grimont F, Jacquet C, Piffaretti JC. Assignment of Listeria grayi and Listeria murrayi to a single species, Listeria grayi, with a revised description of Listeria grayi. Int J Syst Bacteriol 1992; 42:171-174.
Listeriamurrayi is the correct name if this species is regarded as a separate species within a separate genus Listeria.