Buchotrigonia etayoi (FOSSIL) Villamil, 1992 †
Buchotrigonia kauffmani (FOSSIL) Villamil, 1992 †
Buchotrigonia perezi (FOSSIL) Villamil, 1992 †
Buchotrigonia topocalmensis (FOSSIL) A.M. Pérez & Reyes,1980 †
Buchotrigonia weberi (FOSSIL) (Arkhanguelsky, 1916 †)
Syrotrigonia biroi (FOSSIL) A.M. Pérez & Reyes,1986 †
Syrotrigonia brocardoi (FOSSIL) H.A. Leanza, 1993 †
Syrotrigonia chilensis (FOSSIL) A.M. Pérez & Reyes,1986 †
Syrotrigonia fraasi (FOSSIL) Cox, 1952 †
Syrotrigonia gerthi (FOSSIL) (Lisson, 1930 †)
Syrotrigonia obesa (FOSSIL) Perez & Reyez 1997 †
Syrotrigonia paradisensis (FOSSIL) (Lisson, 1930 †)
Syrotrigonia steinmanni (FOSSIL) (Lisson, 1930 †)
Neobuchotrigonia hopkinsi (FOSSIL) (A.A. Olsson, 1944 †)
Neobuchotrigonia jaillardi (FOSSIL) Perez & Reyes 1996 †
Neobuchotrigonia jaillardi (FOSSIL) A.M. Pérez & Reyes,1996 †