|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
It was assigned to Gastropoda by Knight (1936); to Platyschismatinae by Knight et al. (1960); to Archaeogastropoda by Sepkoski (2002); and to Naticopsinae by Wagner (2017).
|J. B. Knight 1936||Moderately small anomphalous or cryptomphalous, subglobular gastropods with somewhat thickened inner lip, low spire, rather numerous whorls, a row of subtural nodes, and a moderately deep sinus in the upper part of the outer lip; without a selenizone|