organisms
see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Domain eukaryotes
see Domain Eukaryota Chatton, 1925
amoeboid protists
Gymnamoebae - naked ramicristate amoebae
Order Euamoebida Lepşi, 1960
Family Vannellidae Bovee, 1970
Genus Pessonella M. Pussard, 1973, nom. inq.