Tancredia plana (FOSSIL) Moore, 1870 †
Tancredia planata (FOSSIL) Morris & Lycett †
Tancredia slavichi (FOSSIL) Marincovich Jr., 1993 †
Tancredia stelcki (FOSSIL) McLearn, 1945 †
Tancredia subcurtansata (FOSSIL) J. Lycett, 1853 †
Tancredia triangularis (FOSSIL) C. Chen & Wen, 1979 †
Tancredia truncata (FOSSIL) J. Lycett †
Paratancredia latoniformis (FOSSIL) I. Hayami, 1972 †