|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Gastropoda - Hipponicidae
It was recombined as Amalthea antiquata by Dall and Simpson (1901); it was recombined as Hipponyx antiquata by Richards (1935); it was recombined as Amalthea antiquatus by McLean and Hebert (1946); it was recombined as Hipponix antiquatus by Weisbord (1962).
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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.