1948  Prothalassoceras serratum Maksimova: 23, pl.3 fig.1,2.
     1951  Prothalassoceras serratum.-Ruzhentsev: 103, pl.6 fig.6.
     1986  Prothalassoceras serratum.-Bogoslovskaia & Popov: 60.
     1995  Prothalassoceras serratum.-Bogoslovskaia, Leonova & Shkolin: 298, figs. 5.22-5.27, 10.6, 10.7.

Fig. see TAX5217 F-G (sutures).