|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
It was reranked as the superorder Basommatophora by Shoshani et al. (1989); it was reranked as the superfamily Basommatophora by Kaim (2004); it was reranked as the unranked clade Basommatophora by Bouchet et al. (2005).
It was assigned to Opisthobranchia by Sepkoski (2002); and to Pulmonata by Shoshani et al. (1989), Gordillo (1991), Todd (2001), Kaim (2004) and Bouchet et al. (2005).
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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.