Phylum Cercozoa Cavalier-Smith, 1998 Status: extant Order Cercomonadida Poche, 1913 - cercomonads Status: extant Family Cercomonadidae Kent, 1880 Status: extant Genus Cercomonas F. Dujardin, 1841 Status: extant Cercomonas acutus (Skuja, 1948) A.P. Myl'nikov & S.A. Karpov, 2004 Status: extant