Tellina subprotexta (FOSSIL) D.T. Dockery, 1982 †
Tellina subrosea S.C.T. Hanley, 1846
Sinuosipagia subrotunda (FOSSIL) (G.P. Deshayes, 1825 †)
Arcopagiopsis subtenuistria (FOSSIL) (Orbigny, 1850 †)
Tellina subtrigona G.B. II Sowerby, 1866
Finlayella subtriquetra (FOSSIL) (J.A. Bartrum & Powell,1928 †)
Pristipagia subtruncata (S.C.T. Hanley, 1844)
Tellina sulcata (W. Wood, 1815)
Strigilla surinamensis K.J. Boss, 1972
Tellina sybaritica W.H. Dall, 1881
Macomopsis syndesmyoides (J.C. Melvill & R. Standen,1907)
Tellina tabogensis A.E. Salisbury, 1934
Macoma tageliformis W.H. Dall, 1900
Macoma takahokoensis A. Yamamoto & T. Habe,1959
Apolymetis takoyensis (FOSSIL) Khudik, 1880 †
Austromacoma talahabensis (FOSSIL) (Martin 1921) †
Psammacoma talaor (FOSSIL) W.P. Woodring, 1982 †
Psammacoma talarensis (FOSSIL) A.A. Olsson, 1928 †
Tellina tallicheti (FOSSIL) †
Tampaella tampaensis (T.A. Conrad, 1866)
Tellina tayloriana (G.B. Sowerby, 1867)
Tellina tehachapi (FOSSIL) Anderson & G.D. Hanna,1925 †
Elliptotellina tellinella (FOSSIL) (J.B.P.A. Lamarck,1806 †)
Psammotreta tellinoides (J.B.P.A. Lamarck, 1818)
Tellina temperata (FOSSIL) T.H. Aldrich, 1911 †
Tellina tenella (A.E. Verrill, 1873)
Macoma tenta T. Say, 1834
Psammotreta tenuicula (FOSSIL) (R.A. Philippi, 1887 †)
Tellina tenuilamellata E.A. Smith, 1885
Tellinella tenuilineata (FOSSIL) Clark, 1918 †
Semelangulus tenuiliratus (G.B. Sowerby, 1867)
Bartrumia tenuiplicata (FOSSIL) (J.A. Bartrum, 1919 †)
Tellina tenuis E.M. Da Costa, 1778
Tellina tenuis exigua G.S. Poli, 1795
Arcopagia tenuistriata (FOSSIL) (G.P. Deshayes, 1824 †)