1820
non Terebratulites biforatus n. sp — Schlotheim, pp. 265
1845
Spirifer biforatus (Schlotheim,1820), pars — Verneuil, pp. 135
1890
Platystrophia biforata (Schlotheim, 1820) — Gagel, pp. 35, fig. 3: 1; non 3: 2, 3
1930
Platystrophia biforata (Schlotheim, 1820) — Öpik, pp. 103, fig. 5: 47-49
1969
Platystrophia biforata (Schlotheim,1820) — Alikhova, pp. 17, fig. 1: 1-3
2007
Platystrophia baltica sp. nov. — Zuyikov et Harper, pp. 25-26, fig. 1: 7-13; text-fig. 2E