Phylum Amoebozoa Lühe, 1913 Subphylum Lobosa Carpenter, 1861 see Infraphylum Lobosa Carpenter, 1861 Class Tubulinea Smirnov et al., 2005 Order Leptomyxida Pussard & Pons, 1976 Family Flabellulidae Bovee, 1970 Genus Flabellula Schaeffer, 1926