Amphigastropoda † (basis of record)
Angyomphalus (Eoangyomphalus) Blodgett & J. G. Johnson, 1992 † accepted as Eoangyomphalus Blodgett & J. G. Johnson, 1992 † (basis of record)
Angyomphalus (Eoangyomphalus) arctica Blodgett & J. G. Johnson, 1992 † accepted as Eoangyomphalus arctica (Blodgett & J. G. Johnson, 1992) † (basis of record)
Angyomphalus (Eoangyomphalus) weyanti Blodgett, Fryda & Racheboeuf, 1999 † accepted as Eoangyomphalus weyanti (Blodgett, Fryda & Racheboeuf, 1999) † (original description)
Bembexia Oehlert, 1888 † (basis of record)
Breizospira Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Breizospira crozonensis Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Brokenriveria Cook & Camilleri, 1997 † (basis of record)
Brokenriveria caelata (Goldfuss, 1844) † (basis of record)
Calvibembexia Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Calvibembexia lethiersi Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Crenistriella armoricana Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Devonozyga Horný, 1955 † (basis of record)
Eoangyomphalus klapperi (Blodgett & J. G. Johnson, 1992) † (basis of record)
Eoplatyzona Frýda, 1998 † (basis of record)
Eoplatyzona ongaroae Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Finisterella Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Finisterella tibidiensis Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Hormotomina Grabau & Shimer, 1909 † (status source)
Hormotomina fiacrensis Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Hornyzyga Cook, 1995 † (basis of record)
Hornyzyga camilleriae Cook, 1995 † (basis of record)
Kersadiella Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Kersadiella babini Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Merriamites Blodgett & J. G. Johnson, 1995 † (basis of record)
Merriamites eurekae (Blodgett & J. G. Johnson, 1992) † (basis of record)
Murchisonia oehlerti Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Nodoloxonema Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Nodoloxonema ingens (Frech, 1894) † (new combination reference)
Nodoloxonema magnificum (Spitz, 1907) † (new combination reference)
Nodoloxonema plusquelleci Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Parahormotomina Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Parahormotomina sibertae Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Patellilabia (Phragmosphaera) Knight, 1945 † accepted as Phragmosphaera Knight, 1945 † (basis of record)
Patellilabia (Phragmosphaera) lyra (J. Hall, 1859) † accepted as Phragmosphaera lyra (J. Hall, 1859) † (basis of record)
Patellilabia (Phragmosphaera) miranda (Knight, 1945) † accepted as Phragmosphaera miranda Knight, 1945 † accepted as Phragmosphaera lyra (J. Hall, 1859) † (basis of record)
Patellilabia (Phragmosphaera) ponceti Blodgett, Fryda & Racheboeuf, 1999 † accepted as Phragmosphaera ponceti (Blodgett, Fryda & Racheboeuf, 1999) † (original description)
Phragmosphaera miranda Knight, 1945 † accepted as Phragmosphaera lyra (J. Hall, 1859) † (source of synonymy)
Retispira Knight, 1945 † (additional source)
Retispira leda (J. Hall, 1859) † (basis of record)
Ruedemanniinae Knight, 1956 † accepted as Lophospiridae Wenz, 1938 † (basis of record)
Sinuitina (Sinuitina) Knight, 1945 † represented as Sinuitina Knight, 1945 † (basis of record)
Sinuitina (Sinuitina) morzadeci Blodgett, Fryda & Racheboeuf, 1999 † represented as Sinuitina morzadeci Blodgett, Fryda & Racheboeuf, 1999 † (original description)
Sinuitina cordiformis (Newell, 1935) † (basis of record)