Biota | Chromista | Harosa | Rhizaria | Cercozoa | Endomyxa | Gromiidea | Gromiida | Psammonobiotidae | Lesquerella
|  |  |  | Cavalier-Smith, 1998 | Cavalier-Smith, 2002, emend. 2009 | Cavalier-Smith, 2003 |  | Golemansky, 1974, emend Meisterfeld, 2002 | Chardez & Thomas, 1980