|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Gastropoda - Calliotropidae
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.
|R. L. Squires and L. R. Saul 2003||Shell small to medium, thin, trochiform, spire relatively elevated, ornamentation of coarse nodes or beads formed at intersections of spiral and collabral sculpture, ornamentation weakest anterior to body whorl periphery, aperture nearly circular and oblique, umbilicus covered by thin columellar callus, interior shell nacreous.|