mameliella mameliella mameliella is a genus in the phylum pseudomonadota (bacteria). the name mameliella derives from: neo-latin feminine gender dim. noun mameliella, arbitrary name derived from the acronym mmel, marine microbial ecology laboratory. mameliella scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodobacterales family: rhodobacteraceae genus: mameliellazheng et al. 2010 type species mameliella albazheng et al. 2010 species mameliella alba zheng et al. 2010 synonyms alkalimicrobium zhang et al. 2015 species the genus contains a single species, namely m. alba ( zheng et al. 2010, (type species of the genus).; latin feminine gender adjective alba, white.)