Class Heterolobosea Page & Blanton, 1985 Order Schizopyrenida Singh, 1952 Family Vahkampfiidae see Family Vahlkampfiidae Jollos, 1917 Genus Psalteriomonas Broers, Stumm, Vogels & Brugerolle, 1990 1 Psalteriomonas lanterna C.A.M. Broers et al., 1990