?    1975  Megapronorites ? pellax Librovich in Popov: 114, pl.36
     fig.2, pl.46 fig.2.

Popov,1975,p.114: Conch platycone, with moderately tight
umbilicus and moderately involute whorls, which are of
rounded-quadrangular shape. Umbilical rim quite sharp. Shell
surface smooth. Ventral lobe very deep, first umbilical lobe
moderately wide and asymmetrical.

[Assignment to genus questionable].