Anomalaegialia Brown, 1931 accepted as Rhysothorax (original description)
Cloanthanus Ball, 1931 (original description)
Convelinus Ball, 1931 (original description)
Deltopinus Ball, 1931 (original description)
Japananus Ball, 1931 (original description)
Leptaegialia Brown, 1931 accepted as Caelius Lewis, 1895 (original description)
Menovectura Blaisdell, 1931 accepted as Vecturoides Fall, 1930 (original description)
Micraegialia Brown, 1931 (original description)
Nasutoideus Ball, 1931 (original description)
Oreianthus Traver, 1931 accepted as Neoephemera McDunnough, 1925 (original description)
Platymoideus Ball, 1931 (original description)
Pseudiron McDunnough, 1931 (original description)
Scaphytopius Ball, 1931 (original description)