Arthropoda
Armagnostus Howell, 1937
Baltagnostus Lochman, 1944
Ciceragnostus Kobayashi, 1937
Cyclopagnostus Howell, 1937
Kormagnostus Resser, 1938
Oedorhachis Resser, 1938
Spinagnostus Howell, 1935
