Leptoptygma newtonensis (FOSSIL) (R.P. Whitfield, 1882 †) USA, Ohio, Muskingum
Macrochilina nitens (FOSSIL) E.F.R.K. Koken, 1889 †
Leptoptygma oligospira (FOSSIL) (Winchell, 1863 †) Iowa, Des Moines County
Macrochilina orbignyi (FOSSIL) (Münster, 1841 †) Italy, Trentino-Alto Adige, Bolzano
Cylindritopsis ovalis (FOSSIL) C. Gemmellaro, 1889 † Italy, Sicily, Palermo
Strobeus ovalis (FOSSIL) E.K. Yoo, 1994 † Australia, New South Wales, Upper Hunter Shire
Macrochilina ovatum (FOSSIL) (A. Römer, 1850 †)
Soleniscus oviformis (FOSSIL) Delpey, 1942 † Cambodia, Sisophon
Ianthinopsis oviformis (FOSSIL) Reed, 1944 † Pakistan, Punjab, Sargodha
Soleniscus pactus (FOSSIL) Pan & Erwin, 2002 † China, Guangxi, Heshan
Strobeus pakistanensis (FOSSIL) A. Kaim & al., 2013 † Pakistan, Punjab, Sargodha
Strobeus paludinaeformis (FOSSIL) (J.W. Hall, 1858 †) USA, Wyoming, Fremont
Holynelites papilliformis (FOSSIL) Frýda, 1998 †
Bensbergia pengellii (FOSSIL) (Whidborne, 1889 †) UK, England, Torbay
Soleniscus philipi (FOSSIL) Winters, 1963 † USA, Arizona, Gila
Decorochilina phillipsii (FOSSIL) (A. Römer, 1843 †) Germany, Niedersachsen, Osterode am Harz
Macrochilina piltonensis (FOSSIL) Amler & Heidelberger,2003 † UK, Devon
Ianthinopsis pinguis (FOSSIL) (Winchell, 1863 †) Iowa, Des Moines County
Soleniscus planus (FOSSIL) White, 1881 †
Strobeus poromus (FOSSIL) B.S. Kues, 1990 † USA, New Mexico, Taos
Strobeus primogenius (FOSSIL) (T.A. Conrad, 1835 †) Missouri, Saint Louis
Macrochilina pulchella (FOSSIL) A.H. Clarke & Swartz,1913 †
Strobeus pulchella (FOSSIL) (F.B. Meek, 1872 †) Indonesia, Padang Highlands
Bensbergia pulchra (FOSSIL) (Fenton & Fenton, 1924 †) USA, Iowa, Cerro Gordo
Macrochilina pusilla (FOSSIL) (de Koninck, 1881 †) Poland, Cracow
Macrochilina pygmaea (FOSSIL) A.H. Clarke, 1904 † USA, New York, Yates
Decorochilina queenslandicus (FOSSIL) (Cook & Camilleri,1997 †) Australia, Queensland, Dalrymple
Decorochilina recticosta (FOSSIL) (J. Perner, 1903 †) Czech Republic, Prague
Strobeus rectilinea (FOSSIL) (B. Phillips, 1836 †) China, Nei Mongol, Alxa
Macrochilina rectinea (FOSSIL) (B. Phillips, 1836 †) UK, Yorkshire
Decorochilina rectistriata (FOSSIL) (J. Perner, 1903 †) Czech Republic, Beroun
Soleniscus regularis (FOSSIL) (Cox, 1857 †) Peru, Vilcanota Valley
Strobeus rozeni (FOSSIL) Mazaev, 2015 † Russia, Tatarstan, Water body
Macrochilina sandbergeri (FOSSIL) (Laube, 1868 †) Italy, Trentino-Alto Adige, Bolzano
Bensbergia schlotheimi (FOSSIL) (d'Archiac& de Verneuil, 1842 †) Germany, Rheinland-Pfalz, Rhein-Lahn-Kreis