Systrophia affinis (H.A. Pilsbry, 1900)
Systrophia alcidiana C.M.F. Ancey, 1892
Systrophia alicea (R.J.L. Guppy, 1871)
Systrophiella altivaga A.J. Crawford, 1939
Systrophia altora W.K. Weyrauch, 1967
Scolodonta amazonica (W.L.H. Dohrn, 1882)
Drepanostomella ammoniformis (A.V.M.D. D'Orbigny,1835)
Happia ammonoceras (L. Pfeiffer, 1854)
Drepanostomella andia H.A. Pilsbry, 1932
Systrophia andivaga H.A. Pilsbry, 1944
Zilchistrophia angigyra (F. Haas, 1949)
Systrophia antoni (L. Pfeiffer, 1842)
Miradiscops balboa H.A. Pilsbry, 1930
Tamayoa banghaasi (C.R. Böttgerin K.H.J. Thiele, 1927)
Happia besckei (R.W. Dunker, 1847)
Scolodonta bounoboena (A.V.M.D. D'Orbigny,1835)
Guestieria branickii W. . Lubomirski, 1879
Miradiscops brasiliensis (K.H.J. Thiele, 1927)
Happiella brevis (C.B. Adams, 1849)
Wayampia cayennensis (L. Pfeiffer, 1841)
Systrophia cereonitens F. Haas, 1951
Wayampia chalicophila (A.V.M.D. D'Orbigny,1835)
Entodina cheilostropha (A.V.M.D. D'Orbigny,1835)
Systrophia circumplexa (A.E.J. Férussac, 1839)
Happia coffreana (S. Moricand, 1841)
Systrophiella costaricana H.A. Rehder, 1942
Happia cuzcana (R.A. Philippi, 1869)
Systrophiella decagyra (R.A. Philippi, 1869)
Happiella decolorata (H. Drouët, 1859)
Entodina derbyi (H.F.A. von Ihering,1912)
Entodina desbyi (H.F.A. von Ihering,1912)
Systrophia eatoni F.C. Baker, 1913
Scolodonta eliseoduartei (W.K. Weyrauch, 1966)
Entodina entodonta (L. Pfeiffer, 1859)
Happia euspira (L. Pfeiffer, 1854)