1958  Tympanoceras trisulcum Ruzhentsev: 295, textfig.1i-m, d,g.
     1971  Tympanoceras trisulcatum Ruzhentsev & Bogoslovskaya: 270, pl.27 fig.9,10, pl.28 fig.1-3, text-fig.64 d-zh.  [Nomen                        vanum pro Tympanoceras trisulcum Ruzhentsev, 1958].

Holotype: PIN 455/458.

Fig. see TAX2278 E-G (sutures).