Dicellonema abrekensis (FOSSIL) A. Kaim, 2009 † Russia, Abrek Bay
Pharkidonotus acutocarinatus (FOSSIL) Yin, 1932 † Pakistan, Punjab, Sargodha
Cymbularia aequalis (FOSSIL) E.F.R.K. Koken& J. Perner, 1925 † Estonia, Harju
Bellerophon affinis (FOSSIL) L. Waagen, 1880 † China, Xizang, Shigatse
Cymbularia alata (FOSSIL) (Portlock, 1843 †) Northern Ireland
Sphaerocyclus altemontanus (FOSSIL) Spitz, 1907 † Italy, Friuli-Venezia Giulia, Udine
Pharkidonotus altitropis (FOSSIL) Kulas & Batten, 1997 † USA, Wyoming, Fremont
Bellerophon alutaceus (FOSSIL) d'Orbigny, 1850 †
Ptychosphaera amplifalcata (FOSSIL) Wang, 1980 † China, Qinglong County
Cymbularia angusta (FOSSIL) E.F.R.K. Koken, 1897 † Estonia, Lääne
Sphaerocyclus angustomphalus (FOSSIL) Spitz, 1907 † Austria, Steiermark
Bellerophon anthracophilus (FOSSIL) Frech, 1906 † UK, England, North Yorkshire
Joleaudella argo (FOSSIL) (Billings, 1860 †) Canada, Quebec, Pontiac
Waagenella asiaticus (FOSSIL) (F.A. Roemer, 1880 †) Indonesia, Padang Highlands
Bellerophon baccatus (FOSSIL) Reed, 1927 † UK, England, Herefordshire
Bellerophon barquensis (FOSSIL) Winchell, 1862 † USA, Michigan, Lapeer
Bellerophon barrandei (FOSSIL) Oehlert, 1877 †
Bellerophon bicarenus (FOSSIL) Léveillé, 1835 † UK, England
Bellerophon bidorsata (FOSSIL) d'Eichwald, 1840 †
Sphenosphaera bilineatus (FOSSIL) (Ulrich & Scofield,1897 †) USA, Kentucky, Lincoln
Bellerophon blainvillei (FOSSIL) de Ferrusac& d'Orbigny, 1840 †
Bellerophon blairi (FOSSIL) Miller & Gurley, 1896 † USA, Missouri, Pettis
Bellerophon blanfordianus (FOSSIL) L. Waagen, 1880 † India, Jammu and Kashmir, Srinagar
Sphaerocyclus bohemicus (FOSSIL) J. Perner, 1903 † Czech Republic, Prague
Pharkidonotus breyeri (FOSSIL) Hoare & al., 1997 † USA, Ohio, Tuscarawas
Cymbularia bullata (FOSSIL) E.F.R.K. Koken& J. Perner, 1925 † Norway, Oslo
Sphenosphaera burginensis (FOSSIL) (Ulrich & Scofield,1897 †) USA, Kentucky, Woodford
Bucanopsis calamitoides (FOSSIL) Yin, 1932 † China, Shanxi, Xinzhou
Sphenosphaera capax (FOSSIL) (Ulrich & Scofield,1897 †) USA, Kentucky, Garrard
Cymbularia carinata (FOSSIL) E.F.R.K. Koken, 1896 †
Ptychosphaera carinata (FOSSIL) (J. de C. Sowerby& Murchison, 1839 †) Canada, Nova Scotia, Antigonish
Ptychosphaera carinata reedi (FOSSIL) (Pitcher, 1939 †) UK, England
Bellerophon carinatus (FOSSIL) de Sowerby in Murchison, 1839 †
Bucanopsis carinifera (FOSSIL) Ulrich & Scofield, 1897 † USA, Kentucky, Woodford
Joleaudella catilloides (FOSSIL) (W.J. Raymond, 1906 †) United States, New York, Clinton