Amphorellina Colom, 1948 † (original description)
Arbia Cooke, 1948 † (original description)
Arellanella Lochman, 1948 † (original description)
Arizonella Stoyanow, 1948 † (original description)
Bathyuriscidella Rasetti, 1948 † (original description)
Biglobigerinella Lalicker, 1948 † (original description)
Bransonoceras Miller & Paridek, 1948 † (original description)
Caborcella Lochman, 1948 † (original description)
Calpionellites Colom, 1948 † (original description)
Calpionellopsis Colom, 1948 † (original description)
Congeriomorpha Stoyanow, 1948 † (original description)
Corynexochides Rasetti, 1948 † (original description)
Coxliellina Colom, 1948 † (original description)
Cribroparella Dam, 1948 † (original description)
Daphaenocyon Hough, 1948 † (original description)
Dixieus Cooke, 1948 † (original description)
Glabratella Dorreen, 1948 (original description)
Grinnellaspis Poulsen, 1948 † (original description)
Holynocrinus Bouška, 1948 † (original description)
Isumithyris Hatai, 1948 † (original description)
Kindblandia Frederickson, 1948 † (original description)
Kistocare Lochman, 1948 † (original description)
Latiscopus Wilson, 1948 † (original description)
Manorella Grice, 1948 † (original description)
Mexicaspis Lochman, 1948 † accepted as Caspimexis Özdikmen, 2005 † (original description)
Mexicella Lochman, 1948 † (original description)
Nummulitella Doreen, 1948 † (original description)
Oligocythereis Sylvester-Bradley, 1948 † (original description)
Orriella Rasetti, 1938 † (original description)
Proveedoria Lochman, 1948 † (original description)
Ptyocephalus Whittington, 1948 † (original description)
Salpingellina Colom, 1948 † (original description)
Sombrerella Lochman, 1948 † (original description)
Somphocrinus Peck, 1948 † (original description)
Stenosemellopsis Colom, 1948 † (original description)
Stomatorbina Dorreen, 1948 (original description)
Sulcocephalus Wilson, 1948 † (original description)
Tabellaephyllum Stumm, 1948 † (original description)
Theodenisia Clark, 1948 † (original description)
Tintinnopsella Colom, 1948 † (original description)
Tusayana Stoyanow, 1948 † (original description)
Ungeroceras Sturgeon & Miller, 1948 † (original description)
Winslowceras Miller & Downs, 1948 † (original description)
Yabeithyris Harai, 1948 † (original description)