1965  Pseudostephanites Chao & Liang:
     1974  Pseudostephanites.-Chao & Liang: 304.
     1978  Pseudostephanites.-Zhao, Liang & Zheng:120, 180.
     2002  Tapashanites.-Leonova: S101.

Type species: Pseudostephanites costatus Chao et Liang, 1965, pl.12, figs. 14-16.

[Zhao et al., 1978]: Shell robust, widely umbilicate, thickly discoidal or subpheroidal with arched venter. Whorl section
suboval, slightly wider than high. Umbilicus rather wide and deep, bordered by high, steeply inlined walls and blunt
shoulders. Sides marked by nodes on the inner whorls, changing gradually to nodose ribs or strong short ribs toward the
last whorl. Suture line ceratitic with short ventral lobe, long lateral lobe and short umbilical lobe.