FAMILY                      Microgyniidae Trägårdh, 1942
                            [=Microsejidae Trägårdh, 1942] [Krantz 1961]
GENUS                              Microsejus Trägårdh, 1942
TYPE-SPECIES                            Microsejus truncicola Trägårdh, 1942 [ described by Wisniewski & Hirschmann 1991:185]
GENUS                              Microgynium Trägårdh, 1942
SPECIES                                 Microgynium incisum Krantz, 1961
TYPE-SPECIES                            Microgynium rectangulatum Trägårdh, 1942
SPECIES                                 Microgynium brasiliensis Wisniewski & Hirschmann, 1993:53 [host Passalus (Coleoptera); Brazil]