Position in a system
| system | Vitae - living organisms |
| domain | Eukaryota Whittaker & Margulis, 1978 - lifeforms with nucletic cells |
| superregnum | Bikonta - bikonts |
| Cabozoa | |
| kingdom | Excavata Cavalier-Smith, 2002 |
| superphylum | Discicristata Cavalier-Smith, 1993 |
| phylum | Percolozoa Cavalier-Smith, 1991 |
| class | Heterolobosea F.C. Page & R.L. Blanton, 1985 |
| order | Acrasida Schröter, 1886 |