plantenrijk Haeckel (1866) - plants [Division] Protophyta Sachs (1874) - primitive plants Class Schizomycetes Nägeli 1857 nom. inval. - bacteria and related forms see Class Schizomycetes Nägeli 1857 (Approved Lists 1980) nom. illeg., nom. rej. Order Chlamydobacteriales Buchanan 1917 nom. inval. 1 Family Chlamydobacteriaceae Migula 1894 nom. inval. 2 Family Pontotrichaceae corrig. Peshkoff 1940 nom. inval. see Family Leucotrichaceae Buchanan 1957 (Approved Lists 1980)