According to Bowman et al. (1993), this species is an earlier heterotypic synonym of Methylococcusvinelandii Romanovskaya et al. 1981.Publication:
Bowman JP, Sly LI, Nichols PD, Hayward AC. Revised taxonomy of the methanotrophs: description of Methylobacter gen. nov., emendation of Methylococcus, validation of Methylosinus and Methylocystis species, and a proposal that the family Methylococcaceae includes only the group I methanotrophs. Int. J. Syst. Bacteriol. 1993; 43:735-753.
According to Lysenko et al. (1988), this species is an earlier heterotypic synonym of Methylococcuschroococcus Romanovskaya et al. 1981.Publication:
Lysenko AM, Gal'Chenko VF, Chernykh NA. Taxonomic study of obligate methanotrophic bacteria using the DNA-DNA hybridization technique. Mikrobiologiya 1988; 57:653-658.