Pflanzenreich Haeckel (1866) - plants Division Euthallophyta Subdivision Schizophyta Class Schizophyceae Cohn (1879) see Class Schizophyceae Cohn 1879 Subclass Coccogoneae 1 Family Chroococcaceae Nägeli (1849) 2 Family Chamaesiphonaceae Borzì (1882)