Acanthodus Furnish, 1938 † (original description)
Anomocytheridea Stephenson, 1938 † accepted as Cytheridea Bosquet, 1852 (original description)
Antiguamya Effinger, 1938 † (original description)
Archaeognathus Cullison, 1938 † accepted as Archeognathus Cullison, 1938 † (original description)
Archeognathus Cullison, 1938 † (original description)
Cervicornoides Stauffer, 1938 † (original description)
Clavohamulus Furnish, 1938 † (original description)
Dolicharthra Berry, 1938 † (original description)
Eonessa Wetmore, 1938 † (original description)
Fissispongia King, 1938 † (original description)
Geffenina Coryell & Sohn, 1938 † (original description)
Geffenites Coryell & Sohn, 1938 † (original description)
Heteralosia King, 1938 † (original description)
Ligonodinoides Stauffer, 1938 † (original description)
Loxodus Furnish, 1938 † (original description)
Marginicinctus Sutton, 1938 † (original description)
Marginirugus Sutton, 1938 † (original description)
Microcoelonella Coryell & Sohn, 1938 † accepted as Microcoeloenella Coryell & Sohn, 1938 † (original description)
Perissocytheridea Stephenson, 1938 (original description)
Persansabella Coryell & Sohn, 1938 † (original description)
Platyarthra Berry, 1938 † (original description)
Productina Sutton, 1938 † (original description)
Properrinites Elias, 1938 † (original description)
Raaschela Lochman, 1938 † (original description)
Squillites Scott, 1938 † (original description)
Talbotina Lochman, 1938 † (original description)
Terranovella Lochman, 1938 † (original description)
Triplalepidina Vaughan & Cole, 1938 † accepted as Nephrolepidina Douvillé, 1911 † (original description)
Ulrichodina Furnish, 1938 † (original description)