Superkingdom Eukaryota Whittaker & Margulis, 1978 see Domain Eukaryota Chatton, 1925 Kingdom Chlorobiota Jeffrey (1971), nom. inval. see Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) Subkingdom Streptobionta see [unranked] Streptophytina Lewis & McCourt (2004) Infrakingdom Embryobiotes Superdivision Anthoceromorpha [monotypic] Division Anthocerophyta [monotypic] 1 Class Anthocerotopsida Jancz. (1872) - hornworts