Goniobasis bullula (I. Lea, 1861) Alabama
Elimia caelatura (L.A. Reeve, 1860) Georgia, Savannah
Elimia caelatura stearnsiana R.E. Call, 1886 Alabama21 mm
Elimia cahawbensis I. Lea, 1861 Alabama
Pleurocera canaliculata T. Say, 1821 Indiana. Wabash River35 mm
Pleurocera canaliculata filum I. Lea, 1845 Tennessee21 mm
Pleurocera canaliculata undulata T. Say Kentucky, Licking River19,9 mm
Elimia cancellata (W.H. Benson, 1833) Xiangjiang river, Hunan, China25,5 mm
Elimia capillaris I. Lea, 1861 Alabama
Leptoxis carinata (J.G. Bruguière, 1792) USA. Virginia
Goniobasis carinifera (J.B.P.A. Lamarck, 1822) Georgia. Floyd County11,7 mm
Anculosa carinocostata I. Lea, 1854 Alabama
Holandriana castanea (J.R. Bourguignat, 1884) Croatia
Goniobasis catenaria (T. Say, 1822) Maryland, USA9 mm
Goniobasis catenaria dislocata (E. Ravenel, 1834) USA. Virginia
Goniobasis catenaria vanhyningiana C. Goodrich, 1921 Florida
Elimia catenoides (I. Lea, 1842) USA, Georgia
Elimia chiltonensis (C. Goodrich, 1941) Alabama
Leptoxis choccoloccoensis (H.H. Smith, 1922)
Elimia christyi (I. Lea, 1862) USA, North Carolina
Goniobasis circumlineata G.W. Tryon Alabama
Anculosa clara J.G. Anthony, 1854 Alabama
Elimia clausa I. Lea, 1861 Alabama
Elimia clavaeformis (I. Lea, 1841) USA. Virginia
Elimia clavaeformis unciale (S.S. Haldeman, 1841) USA. Virginia
Goniobasis clenchi C. Goodrich, 1924 Alabama
Anculosa clipeata E.A. Smith, 1922 Alabama
Elimia cochliaris (I. Lea, 1868) Alabama
Holandriana codiella (G. Servain, 1884) Croatia
Elimia comalensis H.A. Pilsbry, 1890 USA, Texas
Anculosa comma T.A. Conrad, 1834 Alabama
Leptoxis compacta J.G. Anthony, 1854 Alabama
Goniobasis contigua I. Lea USA, Georgia
Pleurocera corpulenta J.G. Anthony, 1854 Alabama
Goniobasis costifera (L.A. Reeve, 1861) Alabama