Acanthamoebida Page, 1976

Diagnosis: Flattened with prominent subpseudopodia, flexible and tapering to a fine tip and sometimes furcated near their base (acanthopodia); without adhesive uroid; trilaminate MTOC; some species in culture appear as a branched, flattened sheet; at least two taxa, Acanthamoeba and Luapeleamoeba, contain species with protosteloid sporocarpy.