chamaesiphonaceae chamaesiphonaceae the chamaesiphonaceae are a family of cyanobacteria. chamaesiphonaceae scientific classification domain: bacteria phylum: cyanobacteria class: cyanophyceae order: synechococcales family: chamaesiphonaceaeborzì genera chamaesiphon a. braun & grunow 1865 chamaesiphonopsis fritsch 1929 clastidium kirchner 1880 cyanophanon geitler 1956 geitleribactron komárek 1975