Phylum Amoebozoa Lühe, 1913 Subphylum Lobosa Carpenter, 1861 see Infraphylum Lobosa Carpenter, 1861 Class Discosea Cavalier-Smith, 2004 Subclass Longamoebia Cavalier-Smith & Smirnov, 2011 Order Thecamoebida Smirnov & Cavalier-Smith, 2011 [monotypic] 1 Family Thecamoebidae Schaeffer, 1926