Chordata
Acanthodes Agassiz, 1833
Acanthodis Miller, 1933
Cheiracanthus Agassiz, 1835
Chiracanthus Agassiz, 1846
Homalacanthus Russell, 1951
Howittacanthus Long, 1986
Mesacanthus Traquair, 1888
Pelonectes Gistl, 1848
Westrichus Heidtke, 2003
