cyanonephron elegans cyanonephron elegans cyanonephron elegans is a freshwater species of cyanobacteria in the family synechococcaceae. it is described in the netherlands, siberia, russia and queensland, australia. cyanonephron elegans scientific classification domain: bacteria phylum: cyanobacteria class: cyanophyceae order: synechococcales family: synechococcaceae genus: cyanonephron species: c. elegans binomial name cyanonephron elegansjoosten, 2006