Beshtashella tortilis Missarzhevsky, 1981 †
Kistasella spiralis Missarzhevsky, 1989 †
Kobayashiella heritagensis Webers, Pojeta & Yochelson, 1992 †
Matherella antarctica Webers, Pojeta & Yochelson, 1992 †
Matherella walcotti Kobayashi, 1933 †
Onychochilus insolitus Chronic, 1952 † accepted as Cylindritopsis insolitus (Chronic, 1952) †
Onychochilus minutissimus Yoo, 1988 †
Pelecyogyra fezouataensis Ebbestad & Lefebvre, 2015 †
Scaevogyra minnesotensis Berkey, 1898 † accepted as Scaevogyra swezeyi Whitfield, 1878 †
Scaevogyra naticaformis Kobayashi, 1933 † accepted as Maclurites ulrichi (Kobayashi, 1933) †
Scaevogyra swezeyi Whitfield, 1878 †
Scaevogyra thomsoni (Webers, Pojeta & Yochelson, 1992) †
Scaevogyra ulrichi Kobayashi, 1933 † accepted as Maclurites ulrichi (Kobayashi, 1933) †
Yuwenia bentleyi Runnegar, 1981 accepted as Beshtashella tortilis Missarzhevsky, 1981 †