"Prochloron" Lewin 1977 Dataset NCBI Taxonomy Classification phylum Cyanobacteriota class Cyanophyceae order Synechococcales family Prochloraceae genus Prochloron Name Homonyms Prochloron "Prochloron" Lewin 1977 Prochloron (ex Lewin 1977) Florenzano et al. 1986