Arthropoda
Acadagnostus Kobayashi, 1939
Ammagnostus Öpik, 1967
Arthrorhachis Hawle & Corda, 1847
Aspidagnostus Whitehouse, 1936
Axagnostus Laurie, 1990
Cotalagnostus
Geragnostus Howell, 1935
Goniagnostus Howell, 1935
Grandagnostus Howell, 1935
Homagnostus Howell, 1935
Hypagnostus Jaekel, 1909
Onymagnostus Öpik, 1979
Pentagnostus Lermontova, 1940
Pseudagnostus Jaekel, 1909
Pseudoglyptagnostus Lu, 1964
Quadragnostus Howell, 1966
Sphaeragnostus Cooper & Kindle, 1936
Tomagnostus Howell, 1935
Toragnostus Robison, 1988
Triplagnostus Howell, 1935
Zeteagnostus Öpik, 1979
