|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Gastropoda - Patellogastropoda - Nacellidae
It was reranked as the family Nacellidae by Golikov and Starobogatov (1975), Beesley (1998) and Bouchet et al. (2005).
It was assigned to Patellidae by Knight et al. (1960); to Patelloidea by Golikov and Starobogatov (1975); and to Nacelloidea by Beesley (1998) and Bouchet et al. (2005).
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.