schizotrichaceae schizotrichaceae the schizotrichaceae are a family of cyanobacteria. schizotrichaceae schizothrix calcicola scientific classification domain: bacteria phylum: cyanobacteria class: cyanophyceae order: synechococcales family: schizotrichaceaeelenkin genera dasygloea thwaites ex gomont 1892 schizothrix kützing ex gomont 1892