|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Gastropoda - Euomphalina - Platyceratidae
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|H.O. Fletcher 1958||Moderately large naticiform gastropods, transversely produced with a small, low spire and large inflated body whorl; base extended; three to three and a half whorls; whorl profile broadly arched, somewhat flattened above and below; sutures deep. Aperture large, sub-oval to oval; false umbilicus; surface with well defined spiral and transverse costae. Shell thin.|