Adelphobolbina Stover, 1956 † (original description)
Amphissella Stover, 1956 † (original description)
Australocoelia Boucot & Gill, 1956 † (original description)
Bartramella Verville, Thompson & Lokke, 1956 † (original description)
Bideirella Stover, 1956 † (original description)
Bonneprimites Swartz & Whitmore, 1956 † (original description)
Burosor Starrett, 1956 † (original description)
Coosina Rasetti, 1956 † (original description)
Doraclatum Stover, 1956 † (original description)
Lampadosocrinus Strimple & König, 1956 † (original description)
Lophokloedenia Swartz & Whitmore, 1956 † (original description)
Myomphalus Swartz & Whitmore, 1956 † (original description)
Olenaspella Wilson, 1956 † (original description)
Prosopeionum Stover, 1956 † (original description)
Protoscaphirhynchus Wilimovsky, 1956 † (original description)
Pseudobeyrichia Swartz & Whitmore, 1956 † (original description)
Punctomosea Stover, 1956 † (original description)
Saccarchites Swartz & Whitmore, 1956 † (original description)
Scalptina Stover, 1956 † (original description)
Spirogmoceras Silberling, 1956 † (original description)
Swartzochilina Scott, 1956 † (original description)
Thlipsuropsis Swartz & Whitmore, 1956 † (original description)
Welleriopsis Swartz & Whitmore, 1956 † (original description)