1985  Roadoceras Zhou: 195.
     1987  Roadoceras.-Zhou: 326.
     2002  Roadoceras.-Leonova: S48.

Type species: Gastrioceras roadense Böse, 1919, p.85 [OD].

[Zhou, 1985, p. 195: Shell moderately involute to involute, discoidal; umbilicus small, 0.15<U/D<or=0.30. Growth
rate of coil moderate. Surface ornamented with coarse spiral lines, which disappear near the umbilicus in the late
ontogeny. Constrictions developed only in early stage, forming a sinus on the venter.
Transverse ribs lacking in the early stage. Ventral lobe moderate to wide, with sides paralell to each other or gently
expanding forward.].