Authors Year Title
Leonova & Dmitriev 1989 Rannepermskie ammonoidei Yugo-Vostochnogo Pamira.
Trudy Paleontologicheskogo Instituta Akademiya Nauk SSSR, 235: 1-198, fig.1-79, pl.1-16; Moskva.
Leonova 1992 Ammonoidei. In: Leven,E.Ya., Leonova,T.B. & Dmitriev,V.Yu.: Perm' Darvaz-Zaalaiskoi zony Pamira: fuzulinidy, ammonoidei, stratigrafiya.
Trudy Paleontologicheskogo Instituta Rossiyskaya Akademiya Nauk, 253: 110-167, pl.29-32, figs.24-46; Moskva.