system | Vitae - living organisms |
domain | Eukaryota Whittaker & Margulis, 1978 - lifeforms with nucletic cells |
superregnum | Unikonta |
kingdom | Amoebozoa Lühe, 1913 emend. Cavalier-Smith, 1998 |
phylum | Tubulinea A. Smirnov et al., 2005 |
order | Arcellinida Kent, 1880 |
suborder | Difflugina Meisterfeld, 2000 |
family | Difflugiidae Wallich, 1864 |
genus | Protocucurbitella Gauthier-Lièvre & Thomas, 1960 |