Pflanzenreich Haeckel (1866) - plants Division Euthallophyta Subdivision Schizophyta Class Schizophyceae Cohn (1879) - blue-green algae see Class Schizophyceae Knoblauch 1890 Subclass Trichophoreae 1 Family Rivulariaceae Frank (1886) see Family Rivulariaceae Frank 1886 2 Family Camptotrichaceae West & West (1897)