1. Species Buchotrigonia abrupta (Buch, 1839) †
2. Species Buchotrigonia angulifera (Stoliczka, 1871) †
3. Species Buchotrigonia orbignyana (Lissón, 1930) † (accepted > unreplaced junior homonym, based on Trigonia orbignyana Lissón, 1930, junior homonym of Trigonia nodosa var. orbignyana Lycett, 1875)
4. Species Buchotrigonia pizcuetana (Vilanova y Piera, 1863) †
5. Species Buchotrigonia reesidei (Stoyanow, 1949) †
6. Subgenus Buchotrigonia (Buchotrigonia) Dietrich, 1938 † accepted as Buchotrigonia Dietrich, 1938 † (unaccepted > superseded combination)
   1. Species Buchotrigonia (Buchotrigonia) topocalmensis E. Pérez & Reyes, 1980 † accepted as Buchotrigonia topocalmensis E. Pérez & Reyes, 1980 † accepted as Neobuchotrigonia topocalmensis (E. Pérez & Reyes, 1980) †
7. Subgenus Buchotrigonia (Syrotrigonia) L. R. Cox, 1952 † accepted as Syrotrigonia L. R. Cox, 1952 †
   1. Species Buchotrigonia (Syrotrigonia) biroi E. Pérez & Reyes, 1986 † accepted as Allemanella biroi (E. Pérez & Reyes, 1986) † (unaccepted > superseded combination)
   2. Species Buchotrigonia (Syrotrigonia) chilensis E. Pérez & Reyes, 1986 † accepted as Allemanella chilensis (E. Pérez & Reyes, 1986) † (unaccepted > superseded combination)
   3. Species Buchotrigonia (Syrotrigonia) fraasi L. R. Cox, 1952 † accepted as Syrotrigonia fraasi (L. R. Cox, 1952) † accepted as Syrotrigonia libanotica (H. E. Vokes, 1946) † (unaccepted > superseded combination)
8. Species Buchotrigonia etayoi Villamil, 1992 † accepted as Villamilia etayoi (Villamil, 1992) †
9. Species Buchotrigonia kauffmani Villamil, 1992 † accepted as Villamilia kauffmani (Villamil, 1992) †
10. Species Buchotrigonia perezi Villamil, 1992 † accepted as Villamilia perezi (Villamil, 1992) †
11. Species Buchotrigonia topocalmensis E. Pérez & Reyes, 1980 † accepted as Neobuchotrigonia topocalmensis (E. Pérez & Reyes, 1980) † (unaccepted > superseded combination)
12. Species Buchotrigonia weberi (Arkhanguelsky, 1916) † accepted as Arkhanguelskya weberi (Arkhanguelsky, 1916) †

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