1998 Yongpingoceras yaoshanense Ma & Li: 86, text-fig.1 D b, pl.2 fig.23-30.
     ------   Nodogastrioceras discum Ma & Li: 83, textfig.1 A, pl.1 fig.1-14.

Holotype: 87073.


C:   Sculptured.
G:   Lanceolate prongs of V-shaped ventral lobe.