Selected synonymic references
Cymatocylis cristallina: Laackmann, 1910; Kofoid and Campbell, 1929; Hada, 1970
Cymatocylis cristallina, forma conica: Laackmann, 1910
Cymatocylis cristallina, forma typica: Laackmann, 1910
Cymatocylis cristallina, forma cylindrica: Laackmann, 1910
Cymatocylis cristallina, forma simplex: Laackmann, 1910
Cymatocylis cristallina, forma ventricosa: Laackmann, 1910
Cymatocylis subconica: Kofoid and Campbell, 1929
Cymatocylis crassa: Kofoid and Campbell, 1929
Cymatocylis culcullus: Kofoid and Campbell, 1929
Cymatocylis glans: Kofoid and Campbell, 1929
Cymatocylis incondita: Kofoid and Campbell, 1929
Cymatocylis labiosa: Kofoid and Campbell, 1929
* Cymatocylis cristallina: Alder, 1995